Press release

Pratt & Whitney Canada Service Capabilities Enhanced Through Acquisition

NEWS RELEASE TRANSMITTED BY CCN NEWSWIRE

FOR: PRATT & WHITNEY CANADA

DECEMBER 20, 2001 - 11:37 EST

Pratt & Whitney Canada Service Capabilities Enhanced
Through Acquisition

LONGUEUIL, QUEBEC--Pratt & Whitney Canada Corp. (P&WC), a
subsidiary of United Technologies Corp., announced today it will
further enhance its aftermarket service capabilities by acquiring
Altair Avionics Corporation (Altair) of Norwood, Massachusetts.

Altair is a leading manufacturer of advanced diagnostics systems
that designs, manufactures, sells and supports aircraft and engine
electronic monitoring systems and provides Internet-based data
management services for the aerospace industry. The various
systems produced will allow P&WC to record aircraft and engine
parameters in-flight. Recorded engine trend data is compatible
with P&WC's ECTM(R) (Engine Condition Trend Monitoring) software
currently being used by P&WC customers around the world. In
addition, Altair's Internet-based data management system provides
the operator with the ability to track exceedances, usage and
performance information.

"This acquisition is an important next step in offering our
customers a more "complete solution" to their maintenance needs by
providing them with not only the ability to monitor overall engine
and aircraft health, but our customers will have access to Service
Centres' Network technical expertise" said Gilbert Gaudette, Vice
President of P&WC Service Centres.

The P&WC Service Centre Network is present on six continents and
offers integrated solutions and support for P&WC engines and other
OEM's engine components and accessories, along with selected
airframe components. In addition, P&WC offers a complete range of
fleet management plans tailored to each operator's specific
requirements.

P&WC, based in Longueuil, Quebec, is a world leader in aviation
engines powering business and regional aircraft and helicopters.
The company also offers advanced engines for industrial
applications. P&WC's operations and service network span the
globe. P&WC is a subsidiary of United Technologies Corporation
(NYSE:UTX), a high-technology company based in Hartford,
Connecticut.

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FOR FURTHER INFORMATION PLEASE CONTACT:

Pratt & Whitney Canada

Annick Laberge

Manager, Public Affairs

(450) 647-4113

(450) 647-4105 (FAX)

annick.laberge@pwc.ca

Web site: www.pwc.ca