TishmanSpeyer Properties

July 31, 1995

AC Equipment Co.

224 Birmingham Dr. #1A2

Cardiff, CA 92007

To Whom It May Concern:

The recent installation of your CO System at 525 B Street for Tishman Speyer Properties, Inc. was carried our in a most expeditious and highly professional manner. Your assistant in coordinating the project with Susie Sides of San Diego Gar & Electric was also greatly appreciated.

Please feel free to use my name and number as a reference.

Sincerely,

D. Nicholson

Chief Engineer

Energy Costs Expected to skyrocket in upcoming months. With oil prices at an all time high and a continuous growth in electricity consumption, cutting energy use is a means to improving your bottom line.

(Above: Installation at The Tower in Westwood, LA)

AC Energy Systems, Inc.

224 Birmingham Dr. #1A2,

Cardiff By The Sea, CA 92007

760-436-2116