Maria's Oil: Trusted HVAC & Plumbing Service in Chelsea, MA

Since 1996, Maria's Oil has been a reliable name for heating, cooling, and plumbing in the Boston area. Based right in Chelsea, MA, they focus on keeping homes and businesses comfortable year-round. They offer 24/7 emergency service, so help is available whenever a furnace quits on a cold night or a pipe bursts. Their team handles both residential and commercial jobs, from single-family homes in Somerville to apartment buildings in Cambridge.

Business Overview

Maria's Oil is a local, family-oriented HVAC and plumbing provider. They have a crew of experienced technicians who know the ins and outs of New England's climate. Whether it's a scorching summer day in Boston or a freezing winter in Chelsea, MA, they understand what local systems go through. Their emergency line is always open, because breakdowns don't wait for business hours.

Key Services

Maria's Oil helps with a range of home comfort and plumbing needs. Common services include:

  • HVAC installation or replacement: Putting in new furnaces, air conditioners, or heat pumps, especially in older Boston-area homes.
  • HVAC system repair: Fixing issues with heating and cooling units to restore comfort quickly.
  • Plumbing inspection: Checking pipes, fixtures, and water heaters to catch small problems before they become big leaks.

They also handle heating oil delivery, system retrofits, and conversions, helping homeowners update outdated equipment.

Areas Served

Maria's Oil serves communities across Greater Boston and the North Shore. This includes Boston, South Boston, Cambridge, Somerville, Malden, Medford, Everett, Chelsea, Melrose, Winthrop, Hull, and Revere. Their technicians are familiar with the housing styles here – from triple-deckers in Chelsea to historic homes in Cambridge – so they know how to work on local building layouts.

Company History

Founded in 1996, Maria's Oil started as a heating oil delivery service. Over the years, they expanded into full HVAC and plumbing work to meet customer needs. They've grown by focusing on honest service and building long-term relationships with neighbors. Using updated technology helps them improve system performance while keeping things straightforward for homeowners.

Leadership

The company is rooted in local ownership. While specific owner details aren't publicly highlighted, the business operates with a community-minded approach. Their team lives and works in the area, so they're invested in doing quality work for their neighbors. They've built a reputation through hands-on experience in the trades.

Specialties & Highlights

  • 24/7 emergency availability for heating, cooling, and plumbing crises.
  • Heating oil delivery combined with HVAC service – a convenient one-stop for many older homes in the region.
  • System retrofits and conversions, helping homeowners switch from older oil systems to more efficient options.
  • Local knowledge of Boston-area housing, weather patterns, and common system issues.

Why Locals Choose Maria's Oil

People in Chelsea, MA and surrounding towns pick Maria's Oil because they've been around for decades. They're known for showing up when called, doing the job right, and treating customers fairly. Their blend of heating oil delivery, HVAC expertise, and plumbing checks means homeowners can rely on one trusted company for multiple needs. In a region with tough winters and humid summers, having a dependable local partner like Maria's Oil makes all the difference.

Contact Information

Maria's Oil

★★★★☆ 4.3 / 5 (4)

: Chelsea, MA 2150

: (617) 884-1450

: http://www.mariasoil.com

Business Services

  • HVAC installation or replacement
  • HVAC system repair
  • Plumbing inspection

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours




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