water heater repair

Commercial Boilers & Water Heaters in Southeastern Connecticut

Powerful Heating Solutions Built for Performance & Reliability

When it comes to operating a high-demand facility, hot water isn’t optional—it’s essential. At TMG Companies, we specialize in the installation, repair, and maintenance of commercial boilers and water heaters for businesses in Mystic, Groton, New London, Waterford, Norwich, and throughout Southeastern Connecticut.

From arenas and commercial kitchens to hospitals and industrial campuses, we deliver scalable, energy-efficient hot water solutions that keep your operations running safely, smoothly, and in compliance with state and local codes.

Expert Service for Every System, Every Industry

No two commercial properties are the same—which is why we provide custom-tailored boiler and water heater solutions based on your usage, layout, and industry standards. Whether you’re upgrading outdated equipment or responding to an urgent system failure, TMG offers expert guidance, installation, and emergency support.

Our Boiler & Water Heater Services Include:
  • High-efficiency commercial boiler installation and replacement
  • Tank and tankless water heater solutions for varied usage needs
  • Preventative maintenance programs
  • Emergency repairs and troubleshooting
  • System retrofits for energy savings and performance
  • Inspection and compliance reporting
TMG Worker

Serving Critical Commercial & Industrial Sectors

We proudly provide heating and hot water systems for:

Arenas & Event Centers

Ensure uninterrupted service for locker rooms, concession stands, and restrooms—especially during peak event hours.

Education Facilities

Schools and universities rely on hot water for cafeterias, science labs, restrooms, and custodial needs.

Hospitals & Medical Offices

Sterilization, patient care, laundry services—reliable hot water is mission-critical in every healthcare environment.

Hospitality Venues

Hotels, resorts, and entertainment properties depend on high-capacity water heating for laundry, spas, pools, and guest accommodations.

Warehouses & Distribution Centers

Support staff kitchens, restrooms, and industrial cleaning with consistent and efficient boiler systems.

Pharmaceutical
& Laboratory Settings

Precision heating solutions help maintain cleanroom protocols and production processes that depend on temperature control.

Construction Sites

Temporary or permanent water heating installations for onsite trailers, mobile kitchens, or post-construction tenant improvements.

Restaurants & Commercial Kitchens

Dishwashing, prep stations, and restrooms all demand consistent hot water under pressure.

Retail & Multi-Tenant Facilities

Water heater and boiler support for staff areas, janitorial systems, and public restrooms in busy shopping centers.

TMG Plumbing & Disaster Solutions Van

Why TMG Companies?

  • Certified, Local Expertise – Work with trusted professionals who understand regional codes and industry needs.
  • Fast Turnaround – Available for emergency commercial plumbing in New London CT and responsive service across Southeastern CT.
  • End-to-End Solutions – From design and sizing to installation, maintenance, and system upgrades.
  • Energy Efficiency Focused – We install modern, cost-saving equipment that reduces your energy footprint.

Proudly Serving Southeastern Connecticut

Wherever your business is located, TMG is your go-to team for commercial water heating:

  • Mystic, CT – Get expert help from a reliable commercial plumber Mystic CT for system design and repair.
  • Groton, CT – Trusted commercial plumbing services Groton CT for all commercial hot water needs.
  • New London, CT – Available 24/7 for emergency commercial plumbing New London CT involving boiler issues.
  • Waterford, CT – Leading industrial plumbing contractors Waterford CT with heavy-duty boiler experience.
  • Norwich, CT – Trusted for fast and efficient commercial plumbing repair Norwich CT.

We also provide full commercial pipe leak repair services, certified backflow prevention for businesses, and commercial restroom plumbing solutions to round out your building’s plumbing infrastructure.

TMG BG

Need Hot Water You Can Rely On?

Don’t let a boiler breakdown impact your operations. Trust TMG Companies to deliver heating systems that are built to last—and serviced to perform. Whether it’s new construction, system replacement, or emergency response, we’ve got you covered.

Get a Quote or Schedule Service Today