G.D.T. is a General Contractor and Design Firm specializing in Brownstone and Townhouse renovations. We collaborate with Owners, Designers and Architects to realize elegant and functional spaces. 





GDT is a full service General Contractor for residential and commercial spaces. Our experience has been with some of the best in the business, GDT specializes in brownstone townhouse renovations.


We design at many scales including furniture, homes, stores and bars. For renovation projects GDT can provide Architecture and Design services for our client, helping to streamline the construction experience. We are also happy to work with your Architect or Designer

Custom Furniture and Millwork

With decades of woodworking expertise, our dedicated team has produced projects ranging from built in libraries and entire store environments to stand-alone nightstands, dressers and furniture.


 We specialize in finding sustainable solutions to your design and constructions needs. Re-use, reclamation and recycling of materials and fixtures are at the core of our process.


Grant Davis Thompson was born on February 20th, 1920. His Grandfather as well as his Father, Francis H. Thompson, owned a men’s clothing shop in Plano, Texas where he grew up. He served the United States Navy in WWII and came home to a new baby girl. He would often say “everybody can be good at something”.

Starting Thompson Metal Supply in 1966- he entrusted all of his employees with responsibility always urging them to take pride in their work. He earned the name “Chief” in and around town because of his presence in the community that he was a part.