Douglas & Sens, Inc. is a North American pre-construction technology corporation. We specialize in MECHANICAL coordinated drawings and BIM design, including HVAC, Plumbing, Mechanical Piping, and Electrical.

At Douglas & Sens, Inc., we understand that having detailed and fully coordinated plans are crucial to minimizing problems, while maximizing profit during any construction project. That is why every drafter and coordinator on our staff has years of hands on field experience in mechanical construction. We also pride ourselves in having every drafter possess expertise knowledge in the 3D modeling process, including AutoCAD MEP, Revit, Autodesk Fabrications and Navisworks.