- 817 Millbrook Lane Kokomo, IN 46901
- (765) 450-7069 | (317) 296-7481
- info@hmhmechanical.com
Our Expertise
Steam & Hydronic Boilers
Precision Installation, Maintenance, and Repair
At HMH Contractors, Inc., we specialize in the installation, maintenance, and repair of steam and hydronic boilers for commercial, industrial, and institutional applications. Our expert team ensures your system runs efficiently, safely, and in full compliance with industry standards.






Optimized Steam & Hydronic Boilers Service
A maintained steam and hydronic boiler system is essential for safe, energy-efficient operations in commercial, industrial, and institutional facilities. Get expert installation, maintenance, and repair services, while meeting regulatory standards.
The benefits of HMH’s Steam & Hydronic Boilers:
- Enhanced Energy Efficiency
- Extended Equipment Lifespan
- Improved Safety & Compliance
- Optimized System Performance
- Reduced Downtime
- Certified Repairs & Compliance
- 24/7 Emergency Support
Expert Boiler Installation – Any Manufacturer
We professionally install steam and hydronic boilers from all major manufacturers. Whether you’re upgrading an existing system or installing new equipment, our technicians ensure a seamless setup tailored to your facility’s needs.





Comprehensive Equipment Repairs
We offer ASME R stamp-certified repairs, ensuring welding stamps and R stamp welding meet industry regulations. Our repair services include:
- R Stamp Repairs
Tube replacement, shell repairs, and critical fixes for pressure vessels. - PP Stamp Work
Pressure part modifications and compliance upgrades. - U Stamp Repairs
Repairs for tanks and pressure vessels, while ensuring ASME stamp certification and system integrity.
Tune-Ups & Cleanings
Regular tune-ups and cleanings are essential for optimal boiler performance. Our services improve efficiency, reduce energy waste, and prevent costly breakdowns.
State Inspection Preparation
We prepare your steam and hydronic boilers for state inspections, ensuring full compliance with safety and operational regulations. Our team conducts thorough pre-inspection checks to avoid unexpected issues.
System Calibration
Proper boiler calibration ensures accurate readings and peak efficiency. We fine-tune your system to optimize energy consumption and minimize waste.
Combustion Analysis
Our combustion analysis ensures your boiler burns fuel efficiently and safely, reducing emissions and improving overall performance and sustainability.
Preventative Maintenance
We offer customized preventative maintenance programs to prevent failures, extend the life of your steam and hydronic boilers, and minimize downtime.
Full System Inspection
Our comprehensive boiler inspections identify potential issues before they become significant problems, ensuring system reliability and safety.

24-Hour Emergency Repairs
We understand that failures can happen anytime—disrupting operations and causing costly downtime. That’s why we offer 24/7 emergency services to ensure your systems are restored quickly and efficiently.

Build Smarter with HMH Contractors
Choosing HMH Contractors, Inc. means working with a trusted partner who prioritizes efficiency, accuracy, and cost-effective solutions. Our pre-construction expertise lays the groundwork for a successful, on-time, and within-budget project.
Let’s plan for success—contact us today!