 McClenahan was also the chair of the Committee to Build Somerset County Public Golf Course, a member of the Lower Eastern Shore Mayors' Association, the Crisfield Area Chamber of Commerce, the Salisbury State University Foundation, and the Tangier Sound Music Festival.He was also a member of the Delmarva Water Transport Committee, and the Delmarva Industrial Developers Association.During Delegate McClenahan's tenure in the Maryland General Assembly, he served on the Economic Matters Committee, the Joint Committee on Health Care Delivery and Financing, the Joint Committee on Protocol, and the Joint Committee on Administrative, Executive and Legislative Review.