Exhibit 99.1

 

Corporate Office Properties Trust

 

Certification by the Chief Executive Officer

Relating to a Periodic Report Containing Financial Statements

 

 

 

                I, Clay W. Hamlin, III, Chief Executive Officer of Corporate Office Properties Trust, a Maryland real estate investment trust (the “Company”), hereby certify, based on my knowledge, that:

 

                (1)           The Company’s periodic report on Form 10-Q for the period ended March 31, 2003 (the “Form 10-Q”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

 

                (2)           The information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

 

 

*              *              *

 

 

 

 

/s/ Clay W. Hamlin, III

Clay W. Hamlin, III

Chief Executive Officer

Date:   May 14, 2003