Trusted Boiler Experts Since 1963
Boiler Solutions Built to Last
Proudly serving Colorado, Wyoming, and Western Nebraska with unmatched service, experience, and reliability.
Six Decades of Unmatched Experience
Quality Services & Solutions
For over 60 years, Thomas B. Mansfield Co. has been a trusted partner in boiler room solutions for commercial, industrial, and institutional buildings. Whether you’re planning a new system, need emergency repairs, or want to optimize performance, we’re here—with certified technicians, genuine parts, and round-the-clock service.
Boiler Sales
Premium Steam & Hot Water Systems
Whether you're designing a new system or replacing legacy equipment, TB Mansfield offers end-to-end boiler system solutions. We specialize in high-efficiency steam and hot water systems tailored for healthcare, education, government, and industrial facilities.
SALES
Service & Maintenance
Preventive Maintenance + 24/7 Emergency Response
When your system goes down, you need more than a service call—you need a trusted partner. Our factory-trained technicians are available 24/7 for emergency repairs, regular maintenance, and long-term reliability planning.
SERVICE
Parts & Aftermarket
We know what works—and we’ll get it to you fast.
Our in-house parts department stocks genuine Cleaver-Brooks components and aftermarket solutions to keep your boiler room running. We know what works—and we’ll get it to you fast.
PARTS & AFTERMARKET
Rentals
Temporary Boilers, Fast Deployment
When your system goes offline—planned or not—TB Mansfield provides fully equipped, ready-to-go rental boiler solutions to keep your operations moving. Our fleet includes portable, trailer-mounted, and skid units for a wide range of capacities.
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About Us
A Legacy of Steam Experts
We’re a second-generation family business that believes in doing the job right—whether it’s engineering new systems, supporting critical infrastructure, or responding to a 3AM emergency. Our systems still operate in facilities that started with us over 50 years ago.
ABOUT US