Premier Self-Performance with Unrivaled Innovation

Since 1976, Johnson-Melloh has built its reputation for being one of the Midwest’s premier mechanical electrical plumbing contractors and maintenance and service providers. Honesty, integrity and a willingness to compromise has and always will drive our longstanding relationships with customers.

With a relentless drive toward innovation and energy-conscious solutions, every customer is rest assured that the creative solutions we provide are the most relevant solutions available in today’s market.

Our Processes Provide Peace of Mind

Johnson-Melloh continues to improve processes in providing relevant solutions that make a difference for our customers. From design and planning to performance, professionalism and open communications. This makes the difference in every relationship. Our base of knowledge and our self-performed project deliverables include:

Contracting – with full-service facility planning
Plan & Spec – with full-service facility planning
Design & Build – with full-service energy strategy and equipment install
Tenant Finish – with professional systems and presentation
Maintenance/Service – responsive and certified
24hr On-Call Service – always responsive and reliable
Backflow Testing and Installation
Snow-Melt Radiant Piping
Cooling Towers, Chillers, Refrigeration, Process Piping, Jetter-Truck Services and much more…