Since 1971, Capitol Mechanical Inc. has been providing exceptional service throughout Wisconsin. We pride ourselves with the many long-lasting relationships we’ve developed in the industry. These relationships have helped us define and refine our capabilities, leading to innovations in our approach that continually deliver enhanced value for our customers. 

We provide a one-stop shop with the three branches of the Capitol Mechanical Inc. family including design and construction, service and maintenance, and automation. Our goal is to help you throughout the whole life of your HVAC system, from conception to completion to updating.

With over fifty years of experience preforming all projects, large and small, Capitol Mechanical Inc. is a name you can be confident will deliver every single time.

Capitol Mechanical Inc

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