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Welcome to Gary Castle and Associates

Gary Castle and Associates is a full service land surveying firm located in Frederick County, Maryland. We are a small but knowlegeable firm offering a personal commitment to timely and professional service. Our client list includes private property owners, builders, developers, construction companies, utility companies, county and state government agencies, attorneys, title insurance companies, estates, architects, engineering firms, and Frederick County Circuit Court.

We have been actively involved in Lake Linganore since 1971, preparing residential site plans for ECC (Environmental Control Committee) for builders, developers, and individual lot owners. Gary Castle and Associates has also performed extensive boundary and topographic surveys for the Lake Linganore Association.