Wiegmann Associates

Haberberger Incorporated is the recipient of several Mechanical Contractor Association Awards. The company is a full-service mechanical contractor that specializes in power plant piping, process piping, fabrication, HVAC and rigging. It completes projects in the industrial, commercial, manufacturing, institutional, governmental, pharmaceutical, food and beverage, waste water and water treatment industries. Haberberger not only provides service for systems that it installs, it also provides building automation and oversees the maintenance and controls of new and existing systems. Some of its key customers include Anheuser Busch, General Mills, Kraft, MEMC Electronics, Pfizer, Sigma and Tarlton. Haberberger Incorporated maintains facilities in St. Louis.

Controlco is a full-service HVAC controls parts distributor based in Saint Louis, MO. They offer a range of services including building automation, energy management, system integration, and maintenance service, helping clients improve equipment performance, efficiency, and employee comfort. With over 16 years of experience, Controlco has been involved in numerous LEED accredited projects, promoting energy savings and sustainability. Trusted for over 145 years, Controlco is known for their expertise in providing HVAC systems that deliver efficient performance in real-world conditions. They offer world-class service and support, and their commitment to going green is evident in their focus on building automation systems and LEED certification. Controlco has worked on prestigious projects such as the FAA Control Tower and the University of Missouri Memorial Stadium, and they continue to serve both big and small clients with professionalism and knowledge.Generated from the website

C & R Mechanical Company is a design/build mechanical contractor and engineering firm providing products and services in commercial, industrial and institutional HVAC design and installation. The company specializes in process piping, temperature control, sheet metal systems, duct fabrication and preventive maintenance services. The company s target markets include commercial and office buildings, warehouse and storage facilities, hospitals and other medical facilities, churches and synagogues, educational institutions, zoos, art museums, airports, manufacturing facilities and laboratories. In addition, a number of the company s design staff have received Leadership in Energy and Environmental Design accreditation from the U.S. Green Building Council. C & R Mechanical Company maintains its corporate headquarters in Bridgeton, Mo.