MIM. J. Fahy & Sons, Inc logo

M. J. Fahy & Sons, Inc Unclaimed

HVAC

mjfahy.com

Waterbury, Connecticut, United States

Connecticut-based plumbing, heating, and air-conditioning contractor serving residential and commercial clients since 1890.

M. J. Fahy & Sons, Inc is a Connecticut-based plumbing, heating and air conditioning contractor serving residential and commercial customers for more than a century. Founded in 1890, the family-owned company provides design, installation, maintenance and repair services across plumbing, HVAC, fire protection and process piping. The organization emphasizes dependable, code-compliant work delivered by licensed, insured professionals. It serves developers, manufacturers, institutions and homeowners, offering comprehensive design and installation capabilities, on-call troubleshooting, and a broad range of system services. With a long-standing reputation for quality and customer service, the company operates across residential and commercial markets in Connecticut and surrounding areas, supporting new construction and retrofit projects alike. The mission centers on delivering reliable, high-quality mechanical services with a focus on safety, compliance and durability, backed by a team averaging many years of experience and a commitment to professional excellence.

To provide dependable, high-quality plumbing, HVAC and fire-protection services to residential, commercial and institutional customers, delivered by licensed professionals who prioritize safety, compliance and lasting value.

What we offer

Plumbing Services

Service

Reliable plumbing services ensuring your home's and business's plumbing systems run smoothly and efficiently.

mjfahy.com/

HVAC Services

Service

Comprehensive HVAC services keep homes and businesses comfortable while ensuring energy efficiency.

mjfahy.com/

Fire Protection Systems

Service

Comprehensive fire protection systems ensuring safety and compliance for residential and commercial properties.

mjfahy.com/commercial/fire-protection/

Hot Water Systems

Service

Reliable installation and maintenance of hot water systems for consistent supply.

mjfahy.com/

Process Piping Systems

Service

Reliable process piping systems designed for efficiency and compliance.

mjfahy.com/commercial/process-piping/

Market segments

Commercial mechanical contracting

Design, installation and ongoing maintenance of integrated mechanical systems (plumbing, HVAC, fire protection, process piping) for developers, manufacturers and institutional commercial construction with an emphasis on code compliance and licensed execution.

Residential HVAC and plumbing

Installation, repair and maintenance of home heating, cooling, hot water and plumbing systems including emergency service, energy-efficiency retrofits and tankless water heater work for homeowners and residential builders.

Fire protection design and compliance

Design, installation, testing and maintenance of fire protection and sprinkler systems, including backflow protection and regulatory testing to meet local and national safety codes.

Process and industrial piping fabrication

Design, fabrication and installation of process piping (including compressed air systems) for industrial and manufacturing customers, with ASME and NBIC compliance and preventative maintenance.

More information about our offering

Plumbing Services

Our plumbing services cover both residential and commercial plumbing needs, including the repair and installation of toilets, faucets, sinks, and water heaters. We handle drainage systems, backflow protection, and plumbing design for new constructions. Expert team members provide routine maintenance and ensure compliance with local regulations.

  • Restore Bathroom Functionality
    Reliable service for essential bathroom fixtures ensures comfort and convenience.
  • Ensure Safe Water Supply
    Protect your water supply from contamination.
  • Prevent Clogs
    Regular maintenance improves flow and reduces emergency repairs.
  • Ensure Reliable Hot Water Supply
    Expert services guarantee optimal performance for consistent hot water.
  • Extend System Lifespan
    Routine maintenance helps avoid unexpected failures.

HVAC Services

Our HVAC services include the installation, maintenance, and repair of heating and cooling systems such as air conditioning, furnaces, boilers, and ventilation systems. We offer tailored solutions to meet specific residential and commercial needs, focusing on energy-efficient upgrades and compliance with industry standards.

  • Ensure Effective Cooling
    Professional installation and regular maintenance lead to effective cooling.
  • Maintain Heating Systems
    Keep homes warm and reduce energy costs with reliable services.
  • Reduce Energy Costs
    Upgrade systems to enhance performance and lower energy bills.
  • Enhance Healthy Environments
    Improve air quality and create a healthier space.

Fire Protection Systems

Fire protection services include design, installation, and maintenance for various types of systems, including sprinkler configurations and testing. Our expertise ensures compliance with safety regulations for both residential and commercial clients.

  • Protect Against Fires
    Custom-designed systems tailored to specific building needs.
  • Ensure System Functionality
    Regular maintenance to ensure all systems are operational.
  • Safeguard Water Supplies
    Ensures that contaminated water does not enter the clean supply.

Hot Water Systems

Our services focus on the installation, maintenance, and repair of both residential and commercial hot water systems. We ensure energy efficiency and reliability across various models, including tankless options, and provide emergency repair services.

  • Ensure Reliable Hot Water Supply
    Maintain consistent hot water supply essential for operations.
  • Maximize System Lifespan
    Regular service checks prevent costly breakdowns.
  • Reduce Energy Bills
    Implement energy-saving features that lower operational costs.

Process Piping Systems

We offer design, fabrication, and installation for process piping systems, focusing on compressed air and related services while ensuring ASME and NBIC compliance.

  • Tailored Piping Solutions
    Custom fabrication and installation for unique demands.
  • Ensures Safety and Compliance
    Guaranteeing installations meet safety and operational guidelines.
  • Prevent Downtime
    Scheduled maintenance prevents unexpected failures.