Great Lakes Marine Surveyors Company, Inc., founded in 1969, is located approximately 20 miles northeast of Cleveland, Ohio, on the south shore of Lake Erie. The Company provides an extensive range of marine surveying services, with specialties in yachts and small craft, power and sail, both pleasure and commercial.

Additional services include, marine equipment appraisals, vessel damage surveys, insurance inspections, expert/courtroom testimony, and salvage coordination/oversight. Expert consultation services are also available, either in person or over the telephone. Our services can also be custom tailored to meet the needs of individual customers

Our home service area is the south shore of Lake Erie, including northern and central Ohio, western Pennsylvania, western New York, western Lake Ontario, eastern Michigan, the Detroit River and lower Lake St. Clair. We have also served customers by special arrangement and request, in the numerous US States and all in countries all over the world. We are happy to discuss assignment outside our home service area on a case by case basis.

NAMS Certified Marine Surveyor Gregory G. Group. Mr. Group has been involved in yacht and small craft surveying full time for the company for 42 years, since June of 1980.

Prior to 1980, Mr. Group apprenticed with his father, G. Gordon Group, (1928-2009) also a marine surveyor. The corporation was founded in 1969 by Mrs. Marguerite K. Group (1933-2009).

Mr. Group is a graduate of Bowling Green State University, Bowling Green, Ohio; a graduate of the Charles F. Chapman School of Seamanship, Stewart, Florida, (Yacht Surveying); a member of the American Boat and Yacht Council since 1989 and a Certified Marine Surveyor member of the National Association of Marine Surveyors since 1987.