National HVAC Capabilities

National Excellence: 43 States & Counting
Wherever your project is located, Wiegmann Associates will complete on time and within budget. We’ve built a unique organizational structure, developing relationships in local markets for successful projects across the country. Experts in HVAC design/build and value engineering, we have built projects up to $35M for clients in 43 states and counting. We can tackle your single project or a series of similar projects all over the United States. From beer distribution facilities to specialized health care centers and multi-family housing, our national experience spans a broad range of industries.
3,000+ Projects Completed in Missouri
43States and Counting
$35M Largest Completed Project:
$35 Million Dollars
"Wiegmann’s national capabilities are very helpful since we work across the country."
Chris Wilson, Director of Business Development – ARCO Construction

National Project Spotlight
- SurgCenter Development: 60 Ambulatory Care Centers in 13 States
- SCI Phoenix State Correctional Facility: $35M HVAC project in Montgomery, PA
- 334,000-square-foot specialized manufacturing facility in Fort Wayne, IN for defense contractor BAE Systems
- Anheuser-Busch: 21 Can Plants, Lid Plants, Breweries, Offices across the U.S. Saving $10M per year, more than $130M since 2002