BETHLEHEM, PA

Vice President, Robert W. Ruhf

754 E. Fairview Street - PO Box 627

Bethlehem, PA 18016-0627

PHONE: 610-865-2674

1-800-303-0921

FAX: 610-974-9215

E-MAIL: rruhf@certifiedtestinglabs.com

BORDENTOWN, NJ

General Manager, Terry Kifer

155 U.S. Route 130 Bordentown, NJ 08505

PHONE: 609-298-3255

1-800-648-7727

FAX: 609-298-7288

E-MAIL: tkifer@certifiedtestinglabs.com

BRONX, NY

Executive Vice President, Richard Zaloum, PE 2623

Roberts Avenue - PO Box 444

Bronx, NY 10461 PHONE: 718-824-1616

1-800-537-0480

FAX: 718-792-0982

E-MAIL: rzaloum@certifiedtestinglabs.com

HARRISBURG, PA

Vice President, Jon Weik

7801 Allentown Boulevard

U.S. 22 Box 6159

Harrisburg, PA 17109

PHONE: 717-652-1750

1-800-666-1785

E-MAIL:  jweik@certifiedtestinglabs.com