<PAGE>
- --------------------------------------------------------------------------------
- --------------------------------------------------------------------------------
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
------------------------
AMENDMENT NO. 1
TO
SCHEDULE 14D-1
TENDER OFFER STATEMENT PURSUANT TO
SECTION 14(D)(1) OF THE SECURITIES EXCHANGE ACT OF 1934
------------------------
EMCARE HOLDINGS INC.
(Name of Subject Company)
EHI ACQUISITION CORP.
LAIDLAW INC.
(Bidders)
COMMON STOCK, PAR VALUE $.01 PER SHARE
(Title of Class of Securities)
000290 8201
(Cusip Number of Class of Securities)
------------------------
IVAN R. CAIRNS
SENIOR VICE PRESIDENT AND GENERAL COUNSEL
LAIDLAW INC.
3221 NORTH SERVICE ROAD
BURLINGTON, ONTARIO L7R 3Y8
(Name, Address and Telephone Number of Person Authorized
to Receive Notices and Communications on Behalf of Bidders)
------------------------
COPY TO:
STEPHEN J. DRAGICH
SCHIFF HARDIN & WAITE
7200 Sears Tower
Chicago, Illinois
(312) 258-5692
- --------------------------------------------------------------------------------
- --------------------------------------------------------------------------------
<PAGE>
AMENDMENT NO. 1
TO
SCHEDULE 14D-1
This Amendment No. 1 to Tender Offer Statement on Schedule 14D-1 relates to
the offer by EHI Acquisition Corp., a Delaware corporation and an indirect
wholly-owned subsidiary of Laidlaw Inc., a Canadian corporation, to purchase all
of the outstanding shares of common stock, par value $.01 per share (the
"Shares"), of Emcare Holdings Inc. at a purchase price of $38.00 per Share, net
to the seller in cash, without interest thereon, upon the terms and subject to
the conditions set forth in the Offer to Purchase dated August 5, 1997, and in
the related Letter of Transmittal. The item numbers and responses there to below
are in accordance with the requirements of Schedule 14D-1.
ITEM 11. MATERIAL TO BE FILED AS EXHIBITS.
(a)(9) Press Release dated August 18, 1997, regarding early termination of
the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of
1976.
<PAGE>
SIGNATURE
After due 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.
<TABLE>
<S> <C> <C>
Dated: August 19, 1997 EHI ACQUISITION CORP.
By: /s/ IVAN R. CAIRNS
-----------------------------------------
Its:SENIOR VICE PRESIDENT, GENERAL COUNSEL
AND SECRETARY
LAIDLAW INC.
By: /s/ IVAN R. CAIRNS
-----------------------------------------
Its:SENIOR VICE PRESIDENT AND GENERAL
COUNSEL
</TABLE>
<PAGE>
EXHIBIT (A)(9)
LAIDLAW/EMCARE MERGER CLEARS REGULATORY REQUIREMENT
BURLINGTON, ONTARIO, AUGUST 18, 1997--Laidlaw Inc. (NYSE:LDW; TSE and
ME:LDM) said today that it has received notice of an early termination of the
statutory waiting period required under the U.S. Hart-Scott-Rodino Antitrust
Improvements Act of 1976, in connection with its tender offer to acquire EmCare
Holdings, Inc. (Nasdaq:EMCR).
On July 30, 1997, Laidlaw announced a $38.00 (U.S.) per share, cash tender
offer for all the approximately 8.2 million outstanding shares of EmCare. The
offer expires September 3, 1997.
EmCare, based in Dallas, is a premium provider of emergency physician
practice management services to hospital emergency departments and other
practice settings in the United States.
Headquartered in Burlington, Ontario, Laidlaw Inc. is the largest provider
of emergency healthcare transportation, school busing and municipal transit
services in North America.
<TABLE>
<S> <C> <C>
Contact: 1-800-563-6072
T.A.G. Watson Vice President, Communications
ext. 309 Laidlaw Inc.
</TABLE>
30