Grand Rapids Office
3355 Evergreen Drive NE
Grand Rapids, MI 49525

t. 616-364-8491
f. 616-364-6955

Cadillac Office
100 E. Chapin Street, Suite A
Cadillac, MI 49601

t. 231-468-3456
f. 231-468-3461

Holland Office
697 Ottawa Beach Road, Suite 2A
Holland, MI 49424

t. 616-394-0200

Kalamazoo Office
1707 South Park Street, Suite 200
Kalamazoo, MI 49001

t. 269-372-1158
f. 616-364-8491

Muskegon Office
4910 Stariha Drive
Muskegon, MI 49441

t. 231-798-0101
f. 231-798-0337

Traverse City Office
1220 Airport Access Road
Traverse City, MI 49686

t. 231-946-2394
f. 231-946-0580

Laboratory
3260 Evergreen Drive NE
Grand Rapids, MI 49525

t. 616-364-7600
f. 616-364-4222