DSJ Heating and Air Conditioning: Your Blackstone, MA HVAC & Plumbing Specialist

For homeowners and businesses across Worcester County needing reliable climate control or hot water, DSJ Heating and Air Conditioning in Blackstone, MA is a trusted local provider. They focus on residential and light commercial service, with a team ready to handle both planned maintenance and urgent repair calls.

Business Overview

DSJ Heating and Air Conditioning operates from its base in Blackstone, Massachusetts. The company is built to serve the daily needs and emergency situations of local residents. Whether it's a furnace failing on a cold January night or an air conditioner struggling during a humid Framingham summer, their team is prepared to respond. They primarily serve homeowners, apartment buildings, and small businesses, bringing decades of combined experience to every job.

Key Services for Your Home

DSJ Heating and Air Conditioning handles the full range of systems that keep local homes comfortable and functional.

  • HVAC Systems: Installation, replacement, repair, and regular maintenance for furnaces, boilers, and central air conditioning.
  • Heat Pumps & Mini-Splits: Expert installation and servicing of efficient ductless mini-split systems, a popular choice for home additions or older properties in towns like Holliston and Medway.
  • Water Heaters: Full service for both traditional tank and tankless water heater installation and repair.
  • Oil Heat Systems: Specialized care for oil-fired boilers, furnaces, and oil tank installations, a common setup in many older New England homes.

Areas Served

DSJ Heating and Air Conditioning proudly serves a wide area of central Massachusetts and northern Rhode Island. Their service towns include Worcester, Framingham, Attleboro, Marlborough, Franklin, North Attleborough, Milford, Norton, Westborough, Grafton, Bellingham, Hopkinton, and many surrounding communities like Ashland, Wrentham, Upton, and Mendon. Having worked in these areas for years, they understand the specific needs of local architecture and the region's climate, with its hot, muggy summers and deep, freezing winters.

Company History

The story of DSJ Heating and Air Conditioning in Blackstone, MA is one of deep-rooted expertise and independent growth. The owner spent nearly three decades working for a family-owned oil heat company, mastering the trade from the ground up. Driven by a passion for the work and a desire to expand into air conditioning and modern heat pump technology, he decided to start his own venture. This move allowed him to blend traditional oil heating mastery with the full spectrum of modern HVAC solutions.

Leadership & Owner Experience

The company's founder didn't just learn the trade from a manual; he grew up in it. Starting at age 13, he helped with his family's oil business, carrying tools and learning the intricacies of heating systems. He discovered a genuine love for solving problems, whether mechanical, electrical, or hydraulic. This hands-on, decades-long journey through installing boilers, steam systems, and water heaters, and later mastering air conditioning, forms the core of the company's practical, no-nonsense approach. His decision to establish DSJ Heating and Air Conditioning was about bringing that comprehensive skill set directly to the community.

Specialties & Highlights

A few key points make DSJ Heating and Air Conditioning stand out in the Blackstone area:

  • Dual Fuel Expertise: Rare proficiency in both traditional oil heat systems and modern electric heat pump/mini-split technology.
  • Generations of Knowledge: Over 30 years of continuous, hands-on experience in New England heating systems.
  • Full-System Service: Ability to handle everything from the oil tank in the basement to the AC condenser outside.
  • Licensed and Insured: Proper credentials for your protection and peace of mind on every job.
  • Local Focus: A business built by and for the residents of Worcester County and nearby towns.

Why Locals Choose DSJ Heating and Air Conditioning

Residents from Attleboro to Westborough choose DSJ Heating and Air Conditioning for a simple reason: proven reliability. They offer the seasoned skill of a large, established company with the personal attention and accountability of a local, owner-operated business. Their long-standing presence in the area means they understand local homes—from the historic colonials in Southborough to newer developments in Franklin. When you need someone who knows both the old ways and the new technologies for Massachusetts living, DSJ Heating and Air Conditioning in Blackstone, MA delivers dependable service.

Contact Information

DSJ Heating and Air Conditioning

★★★★★ 5.0 / 5 (1)

: Blackstone, MA 1504

: (401) 692-1590

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Business Services

  • HVAC installation or replacement
  • HVAC system repair
  • HVAC system maintenance
  • Water heater installation
  • Water heater repair

Business Location & Hours



Mon:7:00 AM - 4:00 PM
Tue:7:00 AM - 4:00 PM
Wed:7:00 AM - 4:00 PM
Thu:7:00 AM - 4:00 PM
Fri:7:00 AM - 4:00 PM
Sat:7:00 AM - 4:00 PM
Sun:7:00 AM - 4:00 PM




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