Mechanical and Plumbing Engineering Consulting Project Vision through Progressive Design 20/20 Engineering, Inc. is a Colorado based company offering analysis, RFP writing, conceptual planning, design and drafting services for mechanical, plumbing and energy conservation construction projects to Owners, Developers, Architects and Construction Professionals. 20/20 Engineering, Inc. has extensive technical design knowledge and skills to calculate heating, cooling, ventilation, domestic water, natural gas, sanitary waste, storm water and process loads for industrial and commercial built environments. AutoCAD services, 3D modeling, BIM and graphical presentation/calculation software are used to communicate design intent for projects in the following vertical markets: Mixed-use Commercial Healthcare High-end Residential K-12 and University Education Resort, Fitness and Solar