Exhibit 23 Consent of Independent Accountants ---------------------------------- We hereby consent to the incorporation by reference in the Registration Statement on Forms S-8 (Numbers 2-68161, 33-16154, 33-40664, and 33-40665) of Mission West Properties of our report dated January 13, 1995 appearing on page 8 of this Form 10-K. PRICE WATERHOUSE LLP San Diego, California February 14, 1995