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OMB APPROVAL
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OMB Number: 3235-0145
Expires: December 31, 1997
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 1)*
INTERNATIONAL NETWORK SERVICES
- --------------------------------------------------------------------------------
(Name of Issuer)
COMMON STOCK
- --------------------------------------------------------------------------------
(Title of Class of Securities)
460053 10 1
- --------------------------------------------------------------------------------
(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing of 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).
SEC 1745 (2-95)
Page 1 of 14 Pages
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 2 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Sigma Partners II, L.P. 77-0211702
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
California
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 767,631
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
767,631
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
767,631
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
2.4%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 3 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Sigma Associates II, L.P. 77-0211704
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
California
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 59,340
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
59,340
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
59,340
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
0.2%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 4 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Sigma Management II, L.P. 77-0211701
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
California
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
826,971
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
2.6%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 5 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Lawrence G. Finch
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
149,277
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
149,277
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
976,248
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
3.0%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 6 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Clifford L. Haas
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
80,290
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
80,290
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
907,261
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
2.8%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 7 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Gardner C. Hendrie
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
144,459
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
144,459
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
971,430
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
3.0%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 8 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
J. Burgess Jamieson
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
301,373
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
301,373
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
1,128,344
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
3.5%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 9 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
C. Bradford Jeffries
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
91,800
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
91,800
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
918,771
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
2.8%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 460053 10 1 13G PAGE 10 OF 14 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Wade Woodson
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
USA
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF
21,077
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
OWNED BY 826,971
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING
21,077
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
826,971
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
848,048
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
2.6%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT
<PAGE>
CUSIP No. 460053 10 1 Page 11 of 14 Pages
Item 1.
(a) Name of Issuer: International Network Services
(b) Address of Issuer's Principal Executive Offices:
1213 Innsbruck Drive
Sunnyvale, CA 94089
Item 2.
(a) Name of Person Filing: Sigma Partners II, L.P. and the other persons
and entities listed on Exhibit A.
(b) Address of Principal Business Office or, if none, Residence:
2884 Sand Hill Road, Suite 121
Menlo Park, CA 94025
(c) Citizenship: California
(d) Title of Class of Securities: Common Stock
(e) CUSIP Number: 460053 10 1
Item 3. Not Applicable
Item 4. Ownership
(a) Amount Beneficially Owned: *
(b) Percent of Class: *
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote: *
(ii) shared power to vote or to direct the vote: *
(iii) sole power to dispose or direct the disposition of: *
(iv) shared power to dispose or direct the disposition of: *
- -------------------------
/*/ Lines 5-11 of pages 2-10 of this Schedule are incorporated herein by
reference and show, respectively, the ownership of each reporting person.
Sigma Management II, L.P. is the general partner of Sigma Partners II, L.P.
and Sigma Associates II, L.P. and, as such, may be deemed to share the
power to vote and dispose of shares held by Sigma Partners, II, L.P. and
Sigma Associates II, L.P. Messrs. Finch, Haas, Hendrie, Jamieson, Jeffries
and Woodson are the general partners of Sigma Management II, L.P. and, as a
result, may be deemed to share the power to vote and dispose of the shares
held by Sigma Partners II, L.P. and Sigma Associates II, L.P. Each
reporting person disclaims beneficial ownership of shares owned by each
other reporting person, except to the extent of their interest in the
partnerships.
<PAGE>
CUSIP No. 460053 10 1 Page 12 of 14 Pages
Item 5. Ownership of Five Percent or Less of Class
If this statement is being filed to report the fact that as of the date
hereof the reporting persons have ceased to be the beneficial owner of more than
five percent of the class of securities, check the following [X].
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
This is a filing pursuant to Rule 13d-1(c). Notwithstanding the joint
filing, the filing persons are not members of a "group."
Item 9. Notice of Dissolution of Group
Not Applicable
Item 10. Certification
Not Applicable
<PAGE>
CUSIP No. 460053 10 1 Page 13 of 14 Pages
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
Date: February 10, 1998
SIGMA PARTNERS II, L.P.
- -----------------------
/s/ Lawrence G. Finch
-------------------------------
By: Sigma Management II, L.P. Lawrence G. Finch
General Partner
By: /s/ Clifford L. Haas /s/ Clifford L. Haas
--------------------------------- -------------------------------
General Partner Clifford L. Haas
SIGMA ASSOCIATES II, L.P. /s/ Gardner C. Hendrie
- ------------------------- -------------------------------
Gardner C. Hendrie
By: Sigma Management II, L.P. /s/ J. Burgess Jamieson
-------------------------------
General Partner J. Burgess Jamieson
By: /s/ Clifford L. Haas /s/ C. Bradford Jeffries
--------------------------------- -------------------------------
General Partner C. Bradford Jeffries
/s/ Wade Woodson
-------------------------------
SIGMA MANAGEMENT II, L.P. Wade Woodson
- -------------------------
By: /s/ Clifford L. Haas
----------------------------------
General Partner
<PAGE>
CUSIP No. 460053 10 1 Page 14 of 14 Pages
EXHIBIT A
---------
AGREEMENT FOR JOINT FILING OF SCHEDULE 13G
THE UNDERSIGNED PERSONS AND ENTITIES HEREBY agree to file with the
Securities and Exchange Commission a joint Schedule 13G on behalf of each of the
undersigned with respect to their ownership of shares of Common Stock of
International Network Services.
SIGMA PARTNERS II, L.P.
- -----------------------
/s/ Lawrence G. Finch
-------------------------------
By: Sigma Management II, L.P. Lawrence G. Finch
General Partner
By: /s/ Clifford L. Haas /s/ Clifford L. Haas
--------------------------------- -------------------------------
General Partner Clifford L. Haas
SIGMA ASSOCIATES II, L.P. /s/ Gardner C. Hendrie
- ------------------------- -------------------------------
Gardner C. Hendrie
By: Sigma Management II, L.P. /s/ J. Burgess Jamieson
-------------------------------
General Partner J. Burgess Jamieson
By: /s/ Clifford L. Haas /s/ C. Bradford Jeffries
--------------------------------- -------------------------------
General Partner C. Bradford Jeffries
/s/ Wade Woodson
-------------------------------
SIGMA MANAGEMENT II, L.P. Wade Woodson
- -------------------------
By: /s/ Clifford L. Haas
----------------------------------
General Partner
