The McGarrh group (formerly The McGarrh Group) was founded by Larry McGarrh in 1999. Mr. McGarrh was the president until 2022 when he retired and the firm was acquired by Nate McGarrh. Prior to Nate McGarrh acquiring the company, he was the Director of Technical Services and Senior Engineer for The McGarrh Group. Our firm is comprised of safety professionals, engineers, and electricians.