Haberberger Mechanical Contractors
David Notheis, CPD, is currently employed as a Plumbing Designer at Haberberger Mechanical Contractors since May 2023. Prior to this, David held positions at companies such as Case Engineering, Inc., Ross & Baruzzini, Inc., and Henneman Engineering, Inc. David is experienced in designing plumbing, med gas, and fire protection systems, with a particular expertise in using Revit software since 2010. David started their career as a CAD Drafter at Henneman Engineering, Inc. and holds an Associate's degree in Computer Aided Drafting from Vatterott College.
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Haberberger Mechanical Contractors
Haberberger Mechanical is a third-generation owned mechanical contracting firm, specializing in plumbing, process piping, industrial piping, power piping and HVAC system design and installation. Since 1948, Haberberger has helped various clients upgrade their facilities or build new facilities in order to become more efficient, environmentally-friendly and profitable. Some of our clients include Ameren Missouri, Boeing, Anheuser-Busch, Mallinckrodt, Monsanto, General Mills, Dyno-Nobel, Holcim Cement, and Washingon University-St. Louis. Haberberger boasts a state-of-the-art fabrication facility, with capabilities in a wide array of piping fabrication, including hastelloy, chrome moly, stainless steel and carbon steel. Haberberger holds both R and S stamps for ASME Boiler and Pressure Vessel code work. Haberberger Mechanical is a member of the Mechanical Contractors Association of Eastern Missouri, SMACNA, AGC of Missouri, St. Louis Council of Construction Consumers and the National Certified Pipe Welding Bureau.