ACCELGRAPHICS INC
SC 13G, 1998-02-13
ELECTRONIC COMPONENTS & ACCESSORIES
Previous: NUCO2 INC /FL, SC 13G, 1998-02-13
Next: SUMMIT VENTURES IV LP, SC 13G, 1998-02-13



<PAGE>
 
                                              -------------------------------
                                                  OMB APPROVAL
                                              -------------------------------
                                              OMB Number: 3235-0145
                                              Expires: December 31, 1997
                                              Estimated average burden
                                              hours per response . . .  14.90
                                              -------------------------------

                                 UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549


                                 SCHEDULE 13G


                   Under the Securities Exchange Act of 1934

                              (Amendment No.__)*

                              AccelGraphics, Inc.
- --------------------------------------------------------------------------------
                               (Name of Issuer)

                         Common Stock, $.001 par value
- --------------------------------------------------------------------------------
                        (Title of Class of Securities)

                                   00430P104
                 ---------------------------------------------
                                (CUSIP Number)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

                              Page 1 of 18 pages
<PAGE>

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 2 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Advanced Technology Ventures IV, L.P.

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      Delaware

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      PN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 2 of 18 pages

<PAGE>
 
- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 3 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      ATV Associates IV, L.P.

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      Delaware

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      PN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 3 of 18 pages


<PAGE>
 

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 4 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Albert E. Paladino

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 4 of 18 pages


<PAGE>
 

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 5 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Pieter J. Schiller

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 5 of 18 pages



<PAGE>
 

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 6 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Jos C. Henkens

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 6 of 18 pages



<PAGE>
 

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 7 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Steven N. Baloff

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 7 of 18 pages



<PAGE>
 

- -----------------------                                  ---------------------
  CUSIP NO. 00430P104                   13G                PAGE 8 OF 18 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSON
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
      
      Michael E. Frank

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [_]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            0 shares
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          787,337 shares
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             0 shares
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          787,337 shares
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      787,337 shares

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                  
                                                                    [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      9.4%

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!


                              Page 8 of 18 pages



<PAGE>
 
                                 Schedule 13G
                                 ------------

Item 1(a).  Name of Issuer:  AccelGraphics, Inc.
            --------------

Item 1(b).  Address of Issuer's Principal Executive Offices:
            -----------------------------------------------
            1873 Barber Lane, Milpitas, CA 95035.

Item 2(a).  Names of Persons Filing:  Advanced Technology
            -----------------------
            Ventures IV, L.P., ATV Associates IV, L.P.,
            Albert E. Paladino, Pieter J. Schiller, Jos C.
            Henkens, Steven N. Baloff and Michael E. Frank.

            ATV Associates IV, L.P. is the sole general
            partner of Advanced Technology Ventures IV,
            L.P.  Messrs. Paladino, Schiller, Henkens,
            Baloff and Frank are individual general
            partners of ATV Associates IV, L.P.

Item 2(b).  Address of Principal Business Office or, if None, Residence:
            -----------------------------------------------------------

            The address of the principal business office of Advanced 
            Technology Ventures IV, L.P., ATV Associates IV, L.P., Albert 
            E. Paladino, Pieter J. Schiller and Michael E. Frank is 281 
            Winter Street, Waltham, MA 02154. The address of Jos C. 
            Henkens and Steven N. Baloff is 485 Ramona Street, Suite 200, 
            Palo Alto, California 94301.


Item 2(c).  Citizenship:  Advanced Technology Ventures IV,
            -----------
            L.P. and ATV Associates IV, L.P. are limited
            partnerships organized under the laws of the
            State of Delaware.  Each of Messrs. Paladino,
            Schiller, Henkens, Baloff and Frank is a United
            States citizen.

Item 2(d).  Title of Class of Securities: Common Stock, $.001 par value
            ----------------------------
            per share

Item 2(e).  CUSIP Number:     00430P104
            ------------

Item 3.     If this statement if filed pursuant to Rules 13d-1(b), or
            ---------------------------------------------------------
            13d-2(b), check whether the person filing is a:
            ----------------------------------------------

            (a) [_]  Broker or Dealer registered under Section 15 of the
                     Securities Exchange Act of 1934 (the "Act").

            (b) [_]  Bank as defined in Section 3(a)(6) of the Act.

            (c) [_]  Insurance Company as defined in Section 3(a)(19) of
                     the Act.

                              Page 9 of 18 pages
<PAGE>
 
            (d) [_]  Investment Company registered under Section 8 of the
                     Investment Company Act of 1940.

            (e) [_]  Investment Advisor registered under Section 203 of the
                     Investment Advisers Act of 1940.

            (f) [_]  Employee Benefit Plan, Pension Fund which is subject to the
                     provisions of the Employee Retirement Income Security Act
                     of 1974 or Endowment Fund; see Rule 13d-1(b)(1)(ii)(f) of
                     the Act.

            (g) [_]  Parent Holding Company, in accordance with Rule 13d-
                     1(b)(ii)(G) of the Act.

            (h) [_]  Group, in accordance with Rule 13d-1(b)(1)(ii)(H) of the
                     Act.

       Not Applicable.

Item 4.     Ownership.
            ---------

            (a)  Amount Beneficially Owned

                 Each of Advanced Technology Ventures IV, L.P., ATV Associates
                 IV, L.P. (individually an "Entity" and collectively the
                 "Entities"), Albert E. Paladino, Pieter J. Schiller, Jos C.
                 Henkens, Steven N. Baloff and Michael E. Frank may be deemed to
                 own beneficially 787,337 shares of Common Stock as of December
                 31, 1997.

                 As of December 31, 1997, Advanced Technology Ventures IV, L.P.
                 was the record owner of 787,337 shares of Common Stock. (The
                 shares held of record by Advanced Technology Ventures IV, L.P.
                 are referred to herein collectively as the "Record Shares"). By
                 virtue of the affiliate relationships among the Entities, each
                 Entity may be deemed to own beneficially all of the Record
                 Shares. Hence, each Entity may be deemed to own beneficially
                 787,337 shares of Common Stock. In their capacities as
                 individual general partners of ATV Associates IV, L.P., each of
                 Messrs. Paladino, Schiller, Henkens, Baloff and Frank may be
                 deemed to own beneficially 787,337 shares of Common Stock.


                              Page 10 of 18 pages
<PAGE>
 
            (b)  Percent of Class:

                 Advanced Technology Ventures IV, L.P.: 9.4%
                 ATV Associates IV, L.P.: 9.4%
                 Albert E. Paladino: 9.4%
                 Pieter J. Schiller: 9.4%
                 Jos C. Henkens: 9.4%
                 Steven N. Baloff: 9.4%
                 Michael E. Frank: 9.4%

                 The foregoing percentages are calculated based on the 8,373,607
                 shares of Common Stock reported to be outstanding as of
                 November 5, 1997 in the Form 10Q as filed with the SEC for the
                 quarterly period ended September 30, 1997.

            (c)  Number of shares as to which such person has:

                 (i)    sole power to vote or to direct the vote:

                        Advanced Technology Ventures IV, L.P.: 0 shares
                        ATV Associates IV, L.P.: 0 shares
                        Albert E. Paladino: 0 shares
                        Pieter J. Schiller: 0 shares
                        Jos C. Henkens: 0 shares
                        Steven N. Baloff: 0 shares
                        Michael E. Frank: 0 shares


                 (ii)   shared power to vote or to direct the vote:

                        Advanced Technology Ventures IV, L.P.: 787,337 shares
                        ATV Associates IV, L.P.: 787,337 shares
                        Albert E. Paladino: 787,337 shares
                        Pieter J. Schiller: 787,337 shares
                        Jos C. Henkens: 787,337 shares
                        Steven N. Baloff: 787,337 shares
                        Michael E. Frank: 787,337 shares

                 (iii)  sole power to dispose or direct the disposition:

                        Advanced Technology Ventures IV, L.P.: 0 shares
                        ATV Associates IV, L.P.: 0 shares
                        Albert E. Paladino: 0 shares
                        Pieter J. Schiller: 0 shares
                        Jos C. Henkens: 0 shares
                        Steven N. Baloff: 0 shares
                        Michael E. Frank: 0 shares

                              Page 11 of 18 pages
<PAGE>
 
                 (iv)   shared power to dispose or direct the disposition:

                        Advanced Technology Ventures IV, L.P.: 787,337 shares
                        ATV Associates IV, L.P.: 787,337 shares
                        Albert E. Paladino: 787,337 shares
                        Pieter J. Schiller: 787,337 shares
                        Jos C. Henkens: 787,337 shares
                        Steven N. Baloff: 787,337 shares
                        Michael E. Frank: 787,337 shares

            Each of reporting persons expressly disclaims beneficial ownership
            of any shares of Common Stock of AccelGraphics, Inc., except in the
            case of Advanced Technology Ventures IV, L.P. for the 787,337 shares
            which it holds of record.

Item 5.     Ownership of Five Percent or Less of a Class.
            --------------------------------------------

            Not Applicable.

Item 6.     Ownership of More than Five Percent on Behalf of Another Person.
            ---------------------------------------------------------------

            Not Applicable.

Item 7.     Identification and Classification of the Subsidiary which Acquired
            ------------------------------------------------------------------
            the Security Being Reported on By the Parent Holding Company.
            ------------------------------------------------------------

            Not Applicable.

Item 8.     Identification and Classification of Members of the Group.
            ---------------------------------------------------------

            Not Applicable. The Reporting Persons expressly disclaim membership
            in a "group" within the meaning of Regulation 13D.

Item 9.     Notice of Dissolution of Group.
            ------------------------------

            Not Applicable.

Item 10.    Certification.
            -------------

            Not Applicable. This statement on Schedule 13G is not filed pursuant
            to Rule 13d-1(b).

                              Page 12 of 18 pages
<PAGE>
 
                                  SIGNATURES
                                  ----------

   After reasonable inquiry and to the best of my knowledge and belief, we
certify that the information set forth in this statement is true, complete and
correct. We also hereby agree to file this statement jointly pursuant to the
Agreement set forth as Exhibit 1 hereto.

Date: February 10, 1998


ADVANCED TECHNOLOGY VENTURES IV, L.P.

By: ATV Associates IV, L.P.

By: /s/ Pieter J. Schiller
    ------------------------------------------
    Pieter J. Schiller,
    General Partner


ATV ASSOCIATES IV, L.P.

By: /s/ Pieter J. Schiller
    ------------------------------------------
    Pieter J. Schiller,
    General Partner


/s/ Pieter J. Schiller
- ----------------------------------------------
Pieter J. Schiller


                     *
- ----------------------------------------------
Albert E. Paladino


                     *
- ----------------------------------------------
Jos C. Henkens


                     *
- ----------------------------------------------
Steven N. Baloff


                     *
- ----------------------------------------------
Michael E. Frank

                                          *By: /s/ Pieter J. Schiller
                                               ---------------------------------
                                               Pieter J. Schiller
                                               Attorney-in-Fact

- --------------------------------------------------------------------------------
      This Schedule 13G is executed pursuant to a Power of Attorney, which is
attached hereto as Exhibit 2.
                   ---------

                              Page 13 of 18 pages
<PAGE>
 
                                                                       EXHIBIT 1
                                                                       ---------

                                   AGREEMENT
                                   ---------

   Pursuant to Rule 13d-1(f)(1) under the Securities Exchange Act of 1934, the
undersigned hereby agree that only one statement containing the information
required by Schedule 13G need be filed with respect to the ownership by each of
the undersigned of shares of Common Stock of AccelGraphics Corporation.

   This Agreement may be executed in any number of counterparts, each of which
shall be deemed an original.

Date: February 10, 1998

ADVANCED TECHNOLOGY VENTURES IV, L.P.

By: ATV Associates IV, L.P.

By: /s/ Pieter J. Schiller                                    *
    ------------------------------          ------------------------------------
    Pieter J. Schiller,                     Steven N. Baloff
    General Partner


ATV ASSOCIATES IV, L.P.

By: /s/ Pieter J. Schiller                                    *
    ------------------------------          ------------------------------------
    Pieter J. Schiller,                     Michael E. Frank
    General Partner


/s/ Pieter J. Schiller
- ----------------------------------
Pieter J. Schiller


              *
- ----------------------------------
Albert E. Paladino


              *
- ----------------------------------
Jos C. Henkens

                                          *By: /s/ Pieter J. Schiller
                                              ----------------------------------
                                              Pieter J. Schiller
                                              Attorney-in-Fact

- --------------------------------------------------------------------------------

      This Agreement is executed pursuant to an executed Power of Attorney,
which is attached hereto as Exhibit 2.
                            ---------

                              Page 14 of 18 pages
<PAGE>
 
                                                                       EXHIBIT 2
                                                                       ---------


                               POWER OF ATTORNEY


      KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears
below hereby constitutes and appoints Pieter J. Schiller his true and lawful
attorney-in fact, with full power of substitution, to sign any and all
instruments, certificates and documents that may be necessary, desirable or
appropriate to be executed on behalf of himself as an individual or in his
capacity as a general partner of any partnership, pursuant to Section 13 or 16
of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and any
and all regulations promulgated thereunder, and to file the same, with all
exhibits thereto, and any other documents in connection therewith, with the
Securities and Exchange Commission, and with any other entity when and if such
is mandated by the Exchange Act or by the By-laws of the National Association of
Securities Dealers, Inc., granting unto said attorney-in-fact full power and
authority to do and perform each and every act and thing necessary, desirable or
appropriate, fully to all intents and purposes as he might or could do in
person, thereby ratifying and confirming all that said attorney-in fact, or his
substitutes, may lawfully do or cause to be done by virtue hereof.

      IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 10th
day of February, 1998.


By: /s/ Albert E. Paladino
    -------------------------------
    Albert E. Paladino


By:  
    -------------------------------
      Jos C. Henkens


By:  
    -------------------------------
      Steven N. Baloff


By:  
    -------------------------------
      Michael E. Frank

                              Page 15 of 18 pages
<PAGE>
 
                                                                       EXHIBIT 2
                                                                       ---------


                               POWER OF ATTORNEY


      KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears
below hereby constitutes and appoints Albert E. Paladino his true and lawful
attorney-in fact, with full power of substitution, to sign any and all
instruments, certificates and documents that may be necessary, desirable or
appropriate to be executed on behalf of himself as an individual or in his
capacity as a general partner of any partnership, pursuant to Section 13 or 16
of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and any
and all regulations promulgated thereunder, and to file the same, with all
exhibits thereto, and any other documents in connection therewith, with the
Securities and Exchange Commission, and with any other entity when and if such
is mandated by the Exchange Act or by the By-laws of the National Association of
Securities Dealers, Inc., granting unto said attorney-in-fact full power and
authority to do and perform each and every act and thing necessary, desirable or
appropriate, fully to all intents and purposes as he might or could do in
person, thereby ratifying and confirming all that said attorney-in fact, or his
substitutes, may lawfully do or cause to be done by virtue hereof.

      IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 10th
day of February, 1998.


By:
    ------------------------------- 
    Albert E. Paladino


By: /s/ Jos C. Henkens
    ------------------------------- 
    Jos C. Henkens


By:
    ------------------------------- 
    Steven N. Baloff


By:
    ------------------------------- 
    Michael E. Frank

                              Page 16 of 18 pages
<PAGE>
 
                                                                       EXHIBIT 2
                                                                       ---------


                               POWER OF ATTORNEY


      KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears
below hereby constitutes and appoints Albert E. Paladino his true and lawful
attorney-in fact, with full power of substitution, to sign any and all
instruments, certificates and documents that may be necessary, desirable or
appropriate to be executed on behalf of himself as an individual or in his
capacity as a general partner of any partnership, pursuant to Section 13 or 16
of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and any
and all regulations promulgated thereunder, and to file the same, with all
exhibits thereto, and any other documents in connection therewith, with the
Securities and Exchange Commission, and with any other entity when and if such
is mandated by the Exchange Act or by the By-laws of the National Association of
Securities Dealers, Inc., granting unto said attorney-in-fact full power and
authority to do and perform each and every act and thing necessary, desirable or
appropriate, fully to all intents and purposes as he might or could do in
person, thereby ratifying and confirming all that said attorney-in fact, or his
substitutes, may lawfully do or cause to be done by virtue hereof.

      IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 10th
day of February, 1998.


By:
   --------------------------------
   Albert E. Paladino


By:
   --------------------------------
   Jos C. Henkens


By: /s/ Steven N. Baloff
   --------------------------------
   Steven N. Baloff


By:
   --------------------------------
   Michael E. Frank

                              Page 17 of 18 pages
<PAGE>
 
                                                                       EXHIBIT 2
                                                                       ---------


                               POWER OF ATTORNEY


      KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears
below hereby constitutes and appoints Albert E. Paladino his true and lawful
attorney-in fact, with full power of substitution, to sign any and all
instruments, certificates and documents that may be necessary, desirable or
appropriate to be executed on behalf of himself as an individual or in his
capacity as a general partner of any partnership, pursuant to Section 13 or 16
of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and any
and all regulations promulgated thereunder, and to file the same, with all
exhibits thereto, and any other documents in connection therewith, with the
Securities and Exchange Commission, and with any other entity when and if such
is mandated by the Exchange Act or by the By-laws of the National Association of
Securities Dealers, Inc., granting unto said attorney-in-fact full power and
authority to do and perform each and every act and thing necessary, desirable or
appropriate, fully to all intents and purposes as he might or could do in
person, thereby ratifying and confirming all that said attorney-in fact, or his
substitutes, may lawfully do or cause to be done by virtue hereof.

      IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 10th
day of February, 1998.


By:
   --------------------------------
   Albert E. Paladino


By:
   --------------------------------
   Jos C. Henkens


By:
   --------------------------------
   Steven N. Baloff


By: /s/ Michael E. Frank
   --------------------------------
    Michael E. Frank

                              Page 18 of 18 pages


© 2022 IncJournal is not affiliated with or endorsed by the U.S. Securities and Exchange Commission