Customer Service
9145 Guilford Road, Suite 175
Columbia, MD 21046 U.S.A.
Customer Service: 800-250-5024
Open Monday – Friday
8:00 a.m. to 6 p.m.
Closed on national holidays
Brenda Van Leeuwen
301-362-1855 phone
301-604-7030 fax
BVanLeeuwen@certisusa.com
Veronica Schellenschlager
301-362-1855 phone
301-604-7030 fax
Veronica@certisusa.com