Columbia Overhead Garage Door Services Offering full Installation, repair and service to Overhead doors, Gates and Operators makes us one of the few companies in Columbia, MD for complete service. From design, through manufacture and installation, we are: The One Stop Shop. We are fully insured and carry Workmans Comp as required by the State of MD. Our technicians are employed by us, we do not use sub-contractors. We are fully licensed by the City of Columbia, . Our team of professionally trained technicians will ensure the job is completed timely, tidily and to the required specification. Our work is warrantied from the smallest job to the largest. Estimates are always FREE, Call us at: (410) 403-5006