739 Hastings St.
Traverse City, MI 49686-3458
Phone: 231-941-2230
Fax: 231-941-2240
1295 King Avenue
Columbus, OH 43212
Phone: 614-487-1040
Fax: 614-487-1920
31700 W. Thirteen Mile Road
Suite 215
Farmington Hills, MI 48334
Phone: 248-538-0900
Fax: 248-538-0906
1100 Pavelski Road
Eau Claire, WI 54703
Phone: 715-829-3737
Fax: 715-874-5389
238 Kusilek Street
River Falls, WI 54022
Phone: 715-821-9540
Fax: 231-941-2240
GLEC operates one of only a few U.S. laboratories accredited for whole sediment toxicity testing. GLEC also maintains NELAP accreditation for chlorophyll and nutrient chemistry testing.
739 Hastings Street
Traverse City, MI 49686
Phone: (231) 941-2230
Fax: (231) 941-2240