THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

United Technologies Corporation (UTX)

3/9/2006 Proxy Information

A brother of William L. Bucknall, Jr., Senior Vice President, Human Resources and Organization, is employed by Sikorsky as Manager, Human Resources. A brother of Todd J. Kallman, Vice President, Corporate Strategy and Development, is employed by Otis Elevator as an Account Manager. The compensation and benefits provided to these individuals are consistent with those provided to other employees with equivalent qualifications, experience and responsibilities at these subsidiaries.

2/25/2005 Proxy Information

UTC and its subsidiaries from time to time may have transactions in the ordinary course of business with companies for which certain of the nonemployee directors are officers or directors. These transactions are not of a nature and do not involve amounts that impair the independence of any of the nonemployee directors under UTC’s director independence standards. The transactions also are not material to UTC and UTC believes the transactions are not material in relation to the businesses of such other companies or the interests, if any, of the directors involved. With respect to officers, a brother of William L. Bucknall, Jr., Senior Vice President, Human Resources and Organization, is employed by Sikorsky as Manager, Human Resources. A brother of Todd J. Kallman, Vice President, Corporate Strategy and Development, is employed by Otis Elevator as an Account Manager. A son of Ronald F. McKenna, Chairman of Hamilton Sundstrand, is employed by Pratt & Whitney as a Procurement Specialist and a son-in-law of Mr. McKenna is employed by Hamilton Sundstrand as Manager, Marketing & Business Development. The compensation and benefits provided to these individuals are consistent with that provided to other employees with equivalent qualifications and responsibilities at these subsidiaries.

2/27/2004 Proxy Information

UTC and its subsidiaries have had, and expect in the future to have, transactions in the ordinary course of business with companies for which certain of the nonemployee directors are officers or directors. These transactions have not been of a nature or involved amounts that impair the independence of any of the nonemployee directors under UTC’s director independence standards. The transactions also have not been material to UTC and UTC believes the transactions were not material in relation to the businesses of such other companies or the interests, if any, of the directors involved. A brother of William Bucknall, Jr., Senior Vice President, Human Resources and Organization, is employed by UTC’s Sikorsky Aircraft subsidiary as Manager, Human Resources. A brother of Todd Kallman, Vice President, Corporate Strategy and Development, is employed by Otis Elevator as an Account Manager. A son-in-law of Ronald McKenna, President of UTC’s Hamilton Sundstrand subsidiary, is employed by Hamilton Sundstrand as Manager, Marketing & Business Development. Stephen Page’s son is employed by UTC’s Carrier subsidiary as Assistant Controller. The compensation and benefits provided to these individuals is consistent with that provided to other employees with equivalent qualifications and responsibilities at these subsidiaries.