Environmental Risk Limited Joins GZA GeoEnvironmental, Inc.

Norwood, MA AND Bloomfield, CT – June 12, 2006 – GZA GeoEnvironmental Inc., one of the area’s leading environmental and geotechnical consulting firms, has announced that Environmental Risk Limited (ERL) of Bloomfield, CT has joined the company and expanded GZA’s capabilities in Connecticut.

ERL is a company of 33 employees with approximately $4.0 million in revenues for 2005. Under the agreement the current ERL employees will become GZA employees and all activities going forward will be conducted as GZA. The combination of GZA and ERL will offer expanded professional services and technical specialties and will create one of the largest and most respected environmental consulting entities in Connecticut. The combined Hartford regional office will be housed at 120 Mountain Avenue in Bloomfield, CT.  ERL’s founding owners of Gordon Brookman, P.E., L.S.P, L.E.P, David Brandwein, Esq., C.P.E.A., and Mitchell Wurmbrand, C.C.M. will join GZA as Principals and will continue to serve their traditional clients.  Terms of the deal were not disclosed.

Founded in 1985, ERL offers expertise across the spectrum of environmental services including air quality; multi-media environmental permitting, compliance auditing, and compliance management; environmental meteorology; expert testimony, litigation, and public hearing support; site assessment, investigation, and remediation; environmental due diligence; siting studies and environmental impact statements; environmental claims review; water, wastewater, and hazardous waste issues; and an aquatic toxicity laboratory.  Key markets include manufacturing and industry, law firms, schools and universities, hospitals and healthcare facilities, insurance companies, electric generating facilities, telecommunications, financial and development services, and water/wastewater utilities.

“ERL embraces the same values that have built great success for us at GZA. Both firms operate under the conviction that success is based on quality individuals providing responsive service and creating the reputation for being the best in the business,” said William R. Beloff, President and CEO of GZA GeoEnvironmental, Inc. “With this acquisition we look forward to continued growth across the region and we offer our continued commitment to the highest level of services for all of our existing and new clients.”

About GZA
Founded in 1964, GZA GeoEnvironmental, Inc. is a multi-disciplined firm providing environmental consulting, geotechnical and civil engineering, environmental remediation contracting, regulatory compliance, litigation support, solid waste services, specialty construction and site development services.  GZA maintains corporate offices at One Edgewater Drive, Norwood, MA 02062. The firm has 460 employees and operates 21 offices, primarily throughout the Northeast, Mid-Atlantic and Great Lakes Regions of the United States.

For additional information, please call William R. Beloff, CEO at 781-278-3801 or visit the company’s website at www.gza.com.