STL Introduces “Ask the Expert” Program

PRESS RELEASE

Date July 6, 2006
For Immediate Release

Severn Trent Laboratories Inc. (STL) is today pleased to announce the launching of its interactive web-based “Ask the Expert” program.

The program gives environmental professionals access to STL’s many leading technical authorities on a wide array of specific chemistry and environmental analytical topics. Testing questions can be submitted to STL specialty experts directly on the STL internet site at www.stl-inc.com.

STL President and CEO, Rachel Brydon Jannetta, said, “Technical leadership has been a cornerstone and founding principle of STL. The “Ask the Expert” program formalizes the level of technical service that our key clients have come to value as unique. The complexities of the testing product aren’t getting any simpler. We believe our experience is what our clients value most and we’ve now introduced a media to share that knowledge with the broader testing market.”

25 STL experts are currently available for technical questions relative to their individual areas of expertise.

About STL

Severn Trent Laboratories, Inc. (STL) is the industry's leading environmental testing company. Operations in the United States include 31 laboratories, 16 Service Centers and QED Environmental Systems, Inc., the leading supplier of groundwater sampling equipment and remediation pumping systems. STL affiliates include the Aerotech P&K team, which brings together the capabilities of Aerotech Laboratories, Inc. and P&K Microbiology Services, Inc. STL employs over 2,100 people and has revenues of $245 million in the United States.

For more information, contact:
Jim Miller
Vice President Business Development
Severn Trent Laboratories, Inc.
716-691-2600
Visit our website @ www.stl-inc.com