Design Mechanical Inc.
Design Mechanical Inc., with offices in Quincy, Illinois, and Chesterfield, Missouri is a full service Mechanical, Electrical, and Plumbing (MEP) design firm. We provide professional engineering services from preliminary reports and schematics to final construction documents and construction administration.
We have considerable experience with a wide range of Heating Ventilating and Air Conditioning (HVAC) systems including Water Source Heat Pump Systems (WSHP), Geothermal Systems and Variable Refrigerant Volume (VRV) Systems. It is our goal to provide the most energy efficient system possible within the construction budget on every project.
In addition to HVAC, we offer full compliment of electrical, plumbing, fire protection and medical gas testing and design services.
We have Professional Engineering licensure in Illinois, Missouri, Iowa and Nebraska, and have registered Fire Protection Engineer status with the General Service Administration (GSA). We are also certified to provide geothermal system design by the International Ground Source Heat Pump Association (IGSHPA), GeoExchange, & the Association of Energy Engineers (AEE). In addition to design certifications, we are certified to inspect and test medical gas systems in healthcare facilities.
Please take some time to review our web site. This site was developed to help you understand us and the different types of services we provide. If you have any questions, please do not hesitate to call.




