Bredan Mechanical Systems

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Claim This BusinessAbout Bredan Mechanical Systems
Bredan Mechanical Systems operates as an HVAC contractor in Waukesha, Wisconsin, delivering mechanical services across southern Wisconsin. The company holds a 5.0-star rating from three client reviews and serves commercial and industrial facilities throughout Waukesha, Milwaukee, Kenosha, and Racine along with surrounding counties. Their service catalog covers commercial HVAC installation and service, industrial HVAC engineering, custom system design, sheet metal fabrication, building automation, commercial boiler work, and industrial piping systems. The business maintains standard hours Monday through Friday from 7 AM to 4 PM and can be reached at (262) 521-9919.
What distinguishes Bredan Mechanical is their in-house capability to handle entire projects without outsourcing design, fabrication, or installation phases. The company employs certified pipe fitters and maintains building automation systems including both digital and pneumatic controls. Their project teams present multiple solution options rather than a single approach, allowing clients to weigh trade-offs in equipment performance and cost. They also handle specialty systems including variable air volume configurations, heat pump setups, humidification, cooling towers, and clean room applications for specialized commercial environments.
Client experiences highlight responsive service during time-sensitive situations. One reviewer described a rooftop heat exchanger replacement where the team provided a competitive quote at roughly half the cost of another contractor and completed installation before the business opened for the day. Another client noted the crew carefully avoided interrupting normal business operations during a facility upgrade and provided thorough documentation and hands-on training on system controls after installation. The project manager for that job took time to understand long-term operational goals before recommending solutions.
What Customers Say
All three reviewers awarded five stars, with two specifically mentioning cost competitiveness and one highlighting the crew's professionalism in minimizing business disruption during construction.
Working Hours
| Sunday | Closed |
| Monday | 7 AM–4 PM |
| Tuesday | 7 AM–4 PM |
| Wednesday | 7 AM–4 PM |
| Thursday | 7 AM–4 PM |
| Friday | 7 AM–4 PM |
| SaturdayToday | Closed |
Services
Commercial HVAC Installation & Service
System design, installation, and 24/7 service for commercial buildings serving Waukesha, Milwaukee, Kenosha, and Racine.
Industrial HVAC Services
HVAC engineering, installation, and maintenance for manufacturing, food processing, and agriculture facilities.
Custom HVAC System Design
Tailored system design for commercial, industrial, clean room, and process environments.
Sheet Metal Fabrication & Custom Ductwork
In-house sheet metal fabrication and precision custom ductwork for commercial and industrial applications.
Building Automation Systems
Building controls including digital and pneumatic systems with energy management capabilities.
Commercial Boiler Service
Boiler installation, repair, and replacement services for commercial properties.
Industrial Piping Systems
Complete piping including chilled water, hot water, steam conversions, and process piping by certified pipe fitters.
Process Controls & Automation
Industrial process control, systems commissioning, and automation for manufacturing facilities.