George MacKenzie Joins WESTON Board of Directors

WEST CHESTER, PA — May 16, 2008 – George MacKenzie, retired Chief Financial Officer of Hercules Inc. (HPC), and non-executive Chairman of the Board of American Water Works Company, has been elected to the board of directors of Weston Solutions, Inc. (WESTON^®), a leading environmental redevelopment firm. Mr. MacKenzie will serve as Chair of the Board’s Audit Committee.

Patrick G. McCann, Board Chairman and WESTON President and CEO, stated, “George’s top-notch business and financial acumen is exactly what WESTON needs to continue on our current path of financial success. We look forward to his contribution as a board member.”

From 1979 through 2001 Mr. MacKenzie served in various positions at HPC, a specialty chemical manufacturer. He was also President of their Chemical Specialties Company. Mr. MacKenzie retired in 2001 as Vice Chairman of the Board and Executive Vice President. He currently serves on the Board of Directors of C&D Technologies Inc., Safeguard Scientifics Inc., Tractor Supply Co. and American Water.

Mr. MacKenzie graduated with a Master of Business Administration from the University of Chicago. He earned his Bachelor of Science degree from the University of Delaware. He is a member of the American Institute of Certified Public Accountants, Pennsylvania Institute of Certified Public Accountants, Financial Executives Institute and Institute of Management Accountants.

About WESTON

Weston Solutions, Inc. (WESTON^®) delivers integrated, sustainable solutions for environmental restoration, property redevelopment, design/build construction, green buildings and clean energy. Dedicated to making a difference in the world, the company’s 1,800 people reach out from 60 offices around the globe to build strong stakeholder relationships and produce solutions that work. WESTON has been responding to our clients’ toughest problems for more than 50 years.

WESTON environmental solutions include site assessment, remediation, and water and air services. The company’s property redevelopment services integrate sustainability, risk transfer, and financial solutions to revitalize impaired property. Design/build construction services for facilities and infrastructure include construction and renovation management, fuel systems and water/wastewater. Green building services include GreenGrid^® roofing, LEED^® consulting, and green site selection. WESTON also focuses its sustainable solutions on energy efficiency, renewable energy and fuels, greenhouse gas management, and landfill gas recovery.