<PAGE>
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
-------------------------------------------------------
SCHEDULE 13G
(RULE 13d-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULES 13d-1(b) AND (c) AND AMENDMENTS THERETO FILED
PURSUANT TO 13d-2(b)
(Amendment No. 2)(1)
VERTEL CORPORATION
- --------------------------------------------------------------------------------
(Name of Issuer)
COMMON STOCK
- --------------------------------------------------------------------------------
(Title of Class of Securities)
592490710
- --------------------------------------------------------------------------------
(CUSIP Number)
Check the following box if a fee is being paid with the statement / /.
(A fee is not required only if the reporting person: (1) has a previous
statement on file reporting beneficial ownership of more than five percent of
the class of securities described in Item 1; and (2) has filed no amendment
subsequent thereto reporting beneficial ownership of five percent or less of
such class.) (See Rule 13d-7.)
NOTE: Six copies of this statement, including all exhibits, should be
filed with the Commission. See Rule 13d-1(a) for other parties to whom copies
are to be sent.
(Continued on following pages)
(Page 1 of 9 Pages)
- --------------
(1) 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 disclosures provided in a prior cover page.
The information required on 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>
CUSIP NO. 592490710 13G Page 2 of 9 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
SIERRA VENTURES V, A CALIFORNIA LIMITED PARTNERSHIP ("SIERRA V")
94-3222153
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) / / (b) X
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
CALIFORNIA LIMITED PARTNERSHIP
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER -0-
NUMBER OF ---------------------------------------------------
SHARES 6 SHARED VOTING POWER 4,457,627
BENEFICIALLY
OWNED BY ---------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER -0-
REPORTING
PERSON WITH ---------------------------------------------------
8 SHARED DISPOSITIVE POWER 4,457,627
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH 4,457,627
REPORTING PERSON
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) / /
EXCLUDES CERTAIN SHARES*
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 17.9%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON* PN
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
CUSIP NO. 592490710 13G Page 3 of 9 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
SV ASSOCIATES V, L.P. ("SV ASSOCIATES") 94-3222154
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) / / (b) X
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
CALIFORNIA LIMITED PARTNERSHIP
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER -0-
NUMBER OF ---------------------------------------------------
SHARES 6 SHARED VOTING POWER 4,457,627
BENEFICIALLY
OWNED BY ---------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER -0-
REPORTING
PERSON WITH ---------------------------------------------------
8 SHARED DISPOSITIVE POWER 4,457,627
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH 4,457,627
REPORTING PERSON
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) / /
EXCLUDES CERTAIN SHARES*
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 17.9%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON* PN
- --------------------------------------------------------------------------------
<PAGE>
Page 4 of 9 Pages
ITEM 1(a) NAME OF ISSUER:
Vertel Corporation
ITEM 1(b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
21300 Victory Blvd. #1200
Woodland Hills, CA 91367
ITEM 2(a) NAME OF PERSON FILING:
This amended statement is being filed by SV Associates V, L.P., a
California limited partnership ("SV Associates") whose principal business is
3000 Sand Hill Road, Building Four, Suite 210, Menlo Park, California 94025.
SV Associates is general partner to Sierra Ventures V, a California Limited
Partnership ("Sierra V"). With respect to SV Associates, this amended
statement relates only to SV Associates' indirect, beneficial ownership of
shares of Common Stock of Vertel Corporation (the "Shares"). The Shares are
held directly by Sierra V, and SV Associates does not directly or otherwise
hold any Shares. Management of the Business affairs of SV Associates,
including decisions respecting disposition and/or voting of the Shares, is by
majority decision of the general partners of SV Associates listed on Exhibit
B hereto. Each individual general partner disclaims beneficial ownership of
the Shares.
ITEM 2(b) ADDRESS OF PRINCIPAL BUSINESS OFFICES OR, IF NONE, RESIDENCE:
See Above.
ITEM 2(c) CITIZENSHIP
See Above
ITEM 2(d) TITLE OF CLASS OF SECURITIES:
Common Stock
ITEM 2(e) CUSIP NUMBER:
592490710
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13d-1(b) OR
13d-2(b), CHECK WHETHER THE PERSON FILING IS A:
Not applicable.
ITEM 4. OWNERSHIP.
Please see Rows 5-11 of cover pages.
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.
<PAGE>
Page 5 of 9 Pages
Under certain circumstances set forth in the limited partnership
agreements of Sierra V and SV Associates, the general and limited
partners of such entities may have the right to receive dividends
from, or the proceeds from the sale of shares of Common Stock of
Vertel Corporation held by such entity. No such partner's rights
relate to more than five percent of the class.
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.
ITEM 9. NOTICE OF DISSOLUTION OF GROUP.
Not applicable.
ITEM 10. CERTIFICATION.
Not applicable.
<PAGE>
Page 6 of 9 Pages
SIGNATURES
After reasonable inquiry and to the best of my knowledge and belief, I
certify that that information set forth in this statement is true, complete and
correct.
February 11, 1999
SV ASSOCIATES V, L.P.
By: /s/ Peter C. Wendell
-----------------------------
Peter C. Wendell
General Partner
SIERRA VENTURES V., A
CALIFORNIA LIMITED
PARTNERSHIP
By SV Associates V, L.P., its
General Partner
By: /s/ Peter C. Wendell
-----------------------------
Peter C. Wendell
General Partner
<PAGE>
Page 7 of 9 Pages
EXHIBIT INDEX
<TABLE>
<CAPTION>
Found on
Sequentially
Exhibit Numbered Page
------- -------------
<S> <C>
Exhibit A: Agreement of Joint Filing 8
Exhibit B: List of General Partners of SV Associates V, L.P. 9
</TABLE>
<PAGE>
Page 8 of 9 Pages
EXHIBIT A
---------
AGREEMENT OF JOINT FILING
The undersigned hereby agree that they are filing jointly pursuant to
Rule 13d-1 of the Act the statement dated February 11, 1999, containing the
information required by Schedule 13G, for the Shares of the Common Stock of
Vertel Corporation held by Sierra Ventures V, a California Limited Partnership.
February 11, 1999
SV ASSOCIATES V, L.P.
By: /s/ Peter C. Wendell
-----------------------------
Peter C. Wendell
General Partner
SIERRA VENTURES V., A
CALIFORNIA LIMITED
PARTNERSHIP
By SV Associates V, L.P., its
General Partner
By: /s/ Peter C. Wendell
-----------------------------
Peter C. Wendell
General Partner
<PAGE>
Page 9 of 9 Pages
EXHIBIT B
---------
GENERAL PARTNERS OF SV ASSOCIATES V, L.P.
Set forth below, with respect to each general partners of SV Associates
V, L.P. is the following: (a) name; (b) business address and (c) citizenship.
1. (a) Peter C. Wendell
(b) c/o Sierra Ventures
3000 Sand Hill Road
Building Four, Suite 210
Menlo Park, CA 94025
(c) United States Citizen
2. (a) Jeffrey M. Drazan
(b) c/o Sierra Ventures
3000 Sand Hill Road
Building Four, Suite 210
Menlo Park, CA 94025
(c) United States Citizen
3. (a) Petri Vainio
(b) c/o Sierra Ventures
3000 Sand Hill Road
Building Four, Suite 210
Menlo Park, CA 94025
(c) United States Citizen
