​​Commercial Gas Line Services in Southeastern Connecticut

Safe, Certified, and Built for High-Demand Operations

When your commercial facility depends on natural gas for heating, cooking, or specialized operations, having a safe and reliable gas line system is non-negotiable. At TMG Companies, we provide professional commercial gas line services for businesses across Mystic, Groton, New London, Waterford, Norwich, and throughout Southeastern Connecticut.

Whether you’re powering an industrial boiler, a restaurant kitchen, or a hospital’s HVAC system, our certified technicians handle everything from installation and repair to testing and code compliance.

Our Gas Line Services Include:

  • New gas line installations for commercial and industrial facilities
  • Gas line upgrades, extensions, and rerouting
  • Leak detection and emergency gas repairs
  • System pressure testing and code inspections
  • Appliance and equipment hookups (ranges, heaters, fryers, etc.)
  • Shut-off valve installation and replacements
  • Compliance with all CT safety and utility regulations

At TMG, we don’t just connect pipes—we engineer systems that keep your facility safe and efficient while supporting peak operational performance.

TMG Worker

Industry-Focused Gas Line Solutions

Each facility has unique gas line needs, and we bring tailored solutions to each one. Here’s how we serve your industry:

Arenas & Entertainment Venues

Support heating systems, concession stands, and locker room facilities with high-efficiency, secure gas lines for large event spaces.

Educational Facilities

From campus heating systems to science labs and cafeterias, we ensure school and university gas infrastructure is safe and code-compliant.

Hospitals & Healthcare Centers

We install and maintain reliable gas systems for emergency generators, boilers, and other life-critical utilities.

Hotels & Hospitality Venues

Power guest heating, spas, on-site dining, and laundry with secure gas hookups and safe distribution systems.

Warehouses & Distribution Centers

Gas-powered heating, equipment, and industrial hot water systems depend on efficient, leak-proof installations.

Pharmaceutical Labs & Cleanrooms

Our gas line systems meet strict environmental controls and testing lab requirements for sensitive operations.

Construction & New Builds

TMG works with GCs and developers to install gas infrastructure on time and within code for new commercial properties.

Restaurants & Commercial Kitchens

Gas line hookups for ovens, fryers, grills, and water heaters, installed to meet local health and fire safety codes.

Retail Centers & Multi-Unit Buildings

Gas connections for HVAC, tenant spaces, and backup generators—all designed for easy access and safety compliance.

TMG Plumbing & Disaster Solutions Van

Why Choose TMG Companies for Gas Line Services?

  • Certified Commercial Plumbers – Our technicians are trained, licensed, and trusted by leading businesses across Connecticut.

  • Rapid Emergency Response – We’re available 24/7 for emergency commercial plumbing in New London CT, including urgent gas line repairs.

  • End-to-End Solutions – From planning and permits to final testing, we manage every phase.
  • Industry Experience – We work with both high-occupancy and high-regulation environments—without disrupting your operations.

Proudly Serving Southeastern CT Businesses

Wherever you’re located, TMG has your gas infrastructure covered:

  • Mystic, CT – Work with a skilled commercial plumber Mystic CT for gas line installs and repairs.
  • Groton, CT – Full-service commercial plumbing services Groton CT for heating and cooking gas needs.
  • New London, CT – Fast, expert emergency commercial plumbing New London CT available 24/7.
  • Waterford, CT – Your trusted industrial plumbing contractors Waterford CT for robust gas systems.
  • Norwich, CT – Reliable commercial plumbing repair Norwich CT, including diagnostics and leak fixes.

We also offer commercial pipe leak repair services, certified backflow prevention for businesses, and complete commercial restroom plumbing solutions to support your entire facility infrastructure.

TMG BG

Let’s Power Your Business with Confidence

Gas is powerful—and with the right team, it’s also safe, efficient, and cost-effective. Trust TMG Companies to deliver gas line systems designed for commercial performance and peace of mind.

Contact Us for a Gas Line Consultation