Reviews for GTB Construction

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  • April 2017

    GBT Construction Mr. Mark Allen is the owner of this company. The wife and I decided to expand our deck. I called and asked Mark to come for a estimate of the project. He arrived when he said he would on time and looked the situation over. Much to my surprise after inspection of the old smaller deck he noticed that it was unsafe and should be reinforced for safety (and Code compliance),for expansion because it was shaky. I was pleased with his knowledge and appreciated him bringing this to my attention. My wife and I accepted his advice to demolish down to the frame and awarded him the job. He and a helper arrived on time to start the deconstruction of my old deck and... read full review

  • GTB Construction

    3419 King St, Portsmouth

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