This excerpt taken from the EIX 8-K filed Oct 26, 2005.
Section 6. Representation of Shares of Other Corporations.
The chief executive officer or any other officer or officers authorized by the Board or the chief executive officer are each authorized to vote, represent and exercise on behalf of the corporation all rights incident to any and all shares of any other corporation or corporations standing in the name of the corporation. The authority herein granted may be exercised either by any such officer in person or by any other person authorized so to do by proxy or power of attorney duly executed by said officer.