Unparalled Customer Service
Expert Maintenance, Emergency Support & Long-Term Reliability
Keeping Facilities Operational Since 1963
Boiler Service You Can Count On
At Thomas B. Mansfield Co., we understand what it takes to keep critical boiler systems running smoothly. That’s why our service division—TM Service—has earned a reputation as the Rocky Mountain region’s most complete boiler service provider. From preventive maintenance to emergency repairs, system upgrades to tune-ups, we deliver prompt, professional, and highly specialized service that supports the performance, safety, and longevity of your boiler systems. Whether you need a routine inspection or a middle-of-the-night repair, we’re the partner you can trust—on call 24/7 and backed by the power of Cleaver-Brooks.
Our service offerings include:
- Preventive maintenance programs tailored to your facility’s unique needs
- Annual inspections and compliance documentation
- Combustion analysis and burner tuning for improved efficiency and performance
- On-site diagnostics and repair for all major boiler makes and models
- System reconditioning and boiler rebuilds
- Startup and commissioning support
Emergency Support & Long Term Reliability
For over six decades, we have been selling and servicing boilers in Colorado, Wyoming, and Western Nebraska, offering unmatched experience and an unwavering commitment to quality and safety as your complete packaged boiler room provider.
Built for Safety
Safety is at the core of everything we do. TM Service is ISNetworld compliant, with fully documented Health, Safety, and Environmental SOPs, ensuring every technician, repair, and site visit meets or exceeds today’s most rigorous industry standards.
Certified for Quality
TM Service is the Rocky Mountain’s most complete boiler service company. We are a certified ASME shop, proudly holding the “R” Stamp for all code-related pressure vessel repairs and modifications.
System Services
We offer full mechanical support including:
Plugging
Tube Replacements
Code & Standard Piping
Services
Industrial & Heavy Repairs
Feed Water Systems
Stack Replacements
Installation & Start-Up
R Stamp Repairs
Equipment Rental
Refractory Repairs
Emergency Tube
Consultant Services
Our consultant services include:
Test & Tune Programs
Boiler Cleaning
Control System
Replacements
Annual Inspections
Service Training
Contracts & Compliance
Safety Testing
System Controls
Rapid Response When You Need It Most
24/7 Emergency Support
System failures can happen at the worst times—and when they do, we're just a call away. We offer around-the-clock emergency service with skilled technicians ready to restore heat, steam, and hot water fast.