<PAGE>
AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON SEPTEMBER 28, 2000
REGISTRATION NO. 333-
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
------------------------------
FORM S-1
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
------------------------------
WILSON GREATBATCH TECHNOLOGIES, INC.
(Exact Name of Registrant as Specified in its Charter)
<TABLE>
<S> <C> <C>
DELAWARE 3692 16-1531026
(State or Other Jurisdiction (Primary Standard (I.R.S. Employer
of Incorporation or Industrial Identification Number)
Organization) Classification Code Number)
</TABLE>
------------------------------
10,000 WEHRLE DRIVE
CLARENCE, NEW YORK 14031
(716) 759-6901
(Address, Including Zip Code, and Telephone Number, Including Area Code, of
Registrant's Principal Executive Offices)
------------------------------
EDWARD F. VOBORIL
PRESIDENT, CHIEF EXECUTIVE OFFICER AND CHAIRMAN OF THE BOARD
WILSON GREATBATCH TECHNOLOGIES, INC.
10,000 WEHRLE DRIVE
CLARENCE, NEW YORK 14031
(716) 759-6901
(Name, Address Including Zip Code, and Telephone Number, Including Area Code, of
Agent for Service)
------------------------------
COPIES TO:
<TABLE>
<S> <C>
STEVEN D. RUBIN, ESQ. STEPHEN E. OLDER, ESQ.
WEIL, GOTSHAL & MANGES LLP EDWARD D. SOPHER, ESQ.
700 LOUISIANA, SUITE 1600 AKIN, GUMP, STRAUSS, HAUER & FELD, L.L.P.
HOUSTON, TEXAS 77002 590 MADISON AVENUE
(713) 546-5000 NEW YORK, NEW YORK 10022
(212) 872-1000
</TABLE>
------------------------------
APPROXIMATE DATE OF COMMENCEMENT OF PROPOSED SALE TO THE PUBLIC: As soon as
practicable after the effective date of this Registration Statement.
If any of the securities being registered on this Form are to be offered on
a delayed or continuous basis pursuant to Rule 415 under the Securities Act of
1933, check the following box. / /
If this Form is filed to register additional securities for an offering
pursuant to Rule 462(b) under the Securities Act, please check the following box
and list the Securities Act registration statement number of the earlier
effective registration statement for the same offering. /X/ File No. 333-37554
If this Form is a post-effective amendment filed pursuant to Rule 462(c)
under the Securities Act, check the following box and list the Securities Act
registration statement number of the earlier effective registration statement
for the same offering. / /
------------
If this Form is a post-effective amendment filed pursuant to Rule 462(d)
under the Securities Act, check the following box and list the Securities Act
registration statement number of the earlier effective registration statement
for the same offering. / /
------------
If delivery of this prospectus is expected to be made pursuant to Rule 434,
check the following box. / /
------------------------------
CALCULATION OF REGISTRATION FEE
<TABLE>
<CAPTION>
AMOUNT PROPOSED MAXIMUM PROPOSED MAXIMUM
TITLE OF EACH CLASS TO BE OFFERING PRICE AGGREGATE AMOUNT OF
OF SECURITIES TO BE REGISTERED REGISTERED PER SHARE OFFERING PRICE (1) REGISTRATION FEE
<S> <C> <C> <C> <C>
345,000
Common stock, par value $.001 per share shares $16.00 $5,520,000 $1,458
</TABLE>
(1) Estimated solely for the purpose of computing the amount of the registration
fee pursuant to Rule 457(o).
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
<PAGE>
PART II
INFORMATION NOT REQUIRED IN PROSPECTUS
EXPLANATORY NOTE
This Registration Statement on Form S-1 is being filed pursuant to
Rule 462(b) under the Securities Act of 1933, as amended. The contents of the
Registration Statement on Form S-1 (File No. 333-37554), filed by Wilson
Greatbatch Technologies, Inc., a Delaware corporation (the "Company"), with the
Securities and Exchange Commission (the "Commission") on May 22, 2000, as
amended by (i) Amendment No. 1 to Registration Statement on Form S-1 filed by
the Company on July 3, 2000, (ii) Amendment No. 2 to Registration Statement on
Form S-1 filed by the Company on July 7, 2000, (iii) Amendment No. 3 to
Registration Statement on Form S-1 filed by the Company on August 3, 2000,
(iv) Amendment No. 4 to Registration Statement on Form S-1 filed by the Company
on August 18, 2000, (v) Amendment No. 5 to Registration Statement on Form S-1
filed by the Company on August 25, 2000 and (vi) Amendment No. 6 to Registration
Statement on Form S-1 filed by the Company on September 25, 2000 (as amended,
the "Registration Statement"), which was declared effective by the Commission on
September 28, 2000, are incorporated herein by reference.
II-1
<PAGE>
ITEM 16. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES
All exhibits filed with or incorporated by reference in the Company's
Registration Statement (File No. 333-37554), as amended, are incorporated by
reference into, and shall be deemed a part of, this Registration Statement,
except the following which are filed herewith or specifically incorporated by
reference herein to the Company's Registration Statement (File No. 333-37554),
as amended. Where so indicated by footnote, exhibits which were previously filed
are incorporated by reference. For exhibits incorporated by reference, the
location of the exhibit in the previous filing is indicated.
(A) EXHIBITS
<TABLE>
<CAPTION>
EXHIBIT
NUMBER DESCRIPTION
--------------------- ------------------------------------------------------------
<C> <S>
5.1 Opinion of Weil, Gotshal & Manges LLP
23.1 Consent of Deloitte & Touche LLP
23.2 Consent of Grant Thornton LLP
23.3 Consent of Weil, Gotshal & Manges LLP (included in Exhibit
5.1)
24.1* Power of Attorney
</TABLE>
------------------------
* Incorporated by reference to Exhibit 24.1 to the Registration Statement
(File No. 333-37554) filed on May 22, 2000.
(B) FINANCIAL STATEMENT SCHEDULES
None.
II-2
<PAGE>
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, as amended, the
registrant has duly caused this registration statement to be signed on its
behalf by the undersigned, thereunto duly authorized, in Clarence, New York, on
September 28, 2000.
<TABLE>
<S> <C> <C>
WILSON GREATBATCH TECHNOLOGIES, INC.
By: /s/ LARRY T. DEANGELO
-----------------------------------------
Larry T. DeAngelo
Vice President, Administration
and Secretary
</TABLE>
Pursuant to the requirements of the Securities Act of 1933, as amended, this
registration statement has been signed by the following persons in the
capacities and on the dates indicated:
<TABLE>
<CAPTION>
NAME TITLE DATE
---- ----- ----
<C> <S> <C>
/s/ EDWARD F. VOBORIL * President, Chief Executive Officer and
------------------------------- Chairman of the Board (principal September 28, 2000
Edward F. Voboril executive officer)
/s/ ARTHUR J. LALONDE * Vice President, Finance and Treasurer
------------------------------- (principal financial and accounting September 28, 2000
Arthur J. Lalonde officer)
/s/ DAVID L. JAFFE * Director
------------------------------- September 28, 2000
David L. Jaffe
/s/ ROBERT E. RICH * Director
------------------------------- September 28, 2000
Robert E. Rich
/s/ DOUGLAS E. ROGERS * Director
------------------------------- September 28, 2000
Douglas E. Rogers
/s/ HENRY WENDT * Director
------------------------------- September 28, 2000
Henry Wendt
/s/ DAVID M. WITTELS * Director
------------------------------- September 28, 2000
David M. Wittels
</TABLE>
<TABLE>
<S> <C> <C> <C>
*By: /s/ LARRY T. DEANGELO
--------------------------
Larry T. DeAngelo
Attorney-in-Fact
</TABLE>
II-3
<PAGE>
EXHIBIT INDEX
<TABLE>
<CAPTION>
EXHIBIT
NUMBER DESCRIPTION
--------------------- ------------------------------------------------------------
<C> <S>
5.1 Opinion of Weil, Gotshal & Manges LLP
23.1 Consent of Deloitte & Touche LLP
23.2 Consent of Grant Thornton LLP
23.3 Consent of Weil, Gotshal & Manges LLP (included in Exhibit
5.1)
24.1* Power of Attorney
</TABLE>
------------------------
* Incorporated by reference to Exhibit 24.1 to the Registration Statement
(File No. 333-37554) filed on May 22, 2000.
