Madison, WI, USA (April 23, 2008) - ACS, Ltd., located in London, England (a wholly owned subsidiary of ACS, Inc. of Madison, WI, USA), has been awarded a contract for 12 diesel engine test cells for Perkins Engines Company in Peterborough, England. Perkins is a wholly owned subsidiary of Caterpillar, Inc., based in Peoria, Illinois. This is the second key collaboration for ACS, Ltd. and Perkins. The long-term relationship between Caterpillar and ACS began in 2002 and has been solidified through many successful projects.

ACS, Ltd. will provide complete turnkey delivery including design, construction, integration and commissioning services. The project will start in May 2008 and is scheduled to complete in 2010. ACS will be working with design team partners, Flad Architects and Affiliated Engineers Inc., to complete this project.

"We sincerely appreciate this opportunity to be of continued service to Perkins and we view this project as a significant step forward in expanding our offerings in Europe, where we are currently working for several industrial companies" indicated Jim Corkery, President of ACS.