EXHIBIT 16 TO FORM 8-K March 12, 1998 Securities and Exchange Commission 450 Fifth Street, N.W. Washington, DC 20549 Ladies and Gentlemen: We have read Item 4(a) of Form 8-K dated March 12, 1998 of Mission West Properties and are in agreement with the statements contained in paragraph 4(a) therein. /s/ Price Waterhouse LLP Price Waterhouse LLP