Envirocorp, Inc.

Envirocorp, Inc. H. Joseph Gannon III 51 Clark Street Harrington, DE 19952 302-398-4313 www.EnvirocorpLabs.com

Eurofins QC, LLC

Eurofins QC, LLC Marlyse Burlingame 702 Electronic Drive Horsham, PA 19044 215-355-3900 www.eurofinsus.com/QC

Enviroscience, Inc.

EnviroScience, Inc. Jennifer Vydra 5070 Stow Road Stow, OH 44224 330-414-6552 www.enviroscienceinc.com

TestAmerica, Pittsburgh

Eurofins TestAmerica – Pittsburgh Pam Dudeck 301 Alpha Drive Pittsburgh, PA  15238 412-963-2425 www.testamericainc.com