1901 Inc. With over 100 years of experience, we have built a solid reputation for doing the job right the first time. Our team of 130 dedicated professionals is committed to providing top-quality services and using superior materials.

We specialize in designing, building, installing, and servicing Heating, Ventilation, and Air Conditioning (HVAC) and Plumbing Systems for commercial, industrial, and residential applications. At 1901 Inc., we take pride in our old-fashioned devotion to good business practices and our ability to handle all aspects of mechanical, plumbing, and electrical construction needs. Whether you have a small project or a large-scale undertaking, our experienced specialists are ready to assist you.

Visit us at our location on 2801 Syene Road in Madison, WI, or contact us via phone or fax. Trust 1901 Inc. Follow us on social media to stay updated with the latest news and projects