The Dobbert Companies — Nantucket MA
Business Overview
The Dobbert Companies in Nantucket, MA is a family-owned mechanical contractor serving the island's homes, businesses, and institutions. Founded in 1974, the company provides plumbing, heating, ventilation and air conditioning (HVAC), and fire protection services. Emergency service is available for urgent plumbing or fire protection needs, and routine work is scheduled through the Nantucket office.
The local crew includes skilled technicians, service plumbers, HVAC specialists, and project managers familiar with island logistics and seasonal demand. They work on both residential and commercial projects, from high-end historic homes to schools and commercial buildings.
Key Services
- Fire protection services — design, installation, inspection, and maintenance of fire sprinkler systems.
- Plumbing inspection and repair — system checks, leak detection, and pipe replacement.
- HVAC installation and service — heating and cooling systems tailored for coastal homes and commercial spaces.
- Preventive maintenance plans to protect systems from salt-air corrosion and winter freeze.
Areas Served
The Dobbert Companies Nantucket MA team primarily serves Nantucket Island and nearby properties. They also coordinate with offices in Boston and North Adams for larger projects or specialized support. Projects often consider the island's limited access, seasonal traffic, and tight timelines.
Company History
From a small family contractor in the Berkshires, The Dobbert Companies grew into a multi-office mechanical contractor across Massachusetts. For over 50 years the firm focused on practical work: keeping clients satisfied, training staff, and adapting to new methods. Many projects on Nantucket have historic and environmental restrictions; the company has built a reputation handling those constraints carefully.
Leadership
The business remains family-owned and privately held. Leadership draws on decades of field experience and project management, with staff who understand local building codes and preservation rules. The company maintains a visible presence in community groups and charitable efforts across Boston, Nantucket, and the Berkshires.
Specialties & Highlights
- Experience with historic buildings and environmental restrictions on Nantucket.
- Fire sprinkler projects for schools, commercial sites, and high-end residences.
- Fast-track project experience for tight seasonal schedules and island logistics.
- Maintenance plans that address salt-air corrosion and freeze protection.
Why Locals Choose The Dobbert Companies
Locals rely on The Dobbert Companies in Nantucket, MA for practical experience and steady service. The company balances long-term local ties with the technical know-how needed for complex mechanical systems. Their staff understands island timing, historic-home sensibilities, and the need to keep systems running year-round.
Hours for the Nantucket office are Monday through Friday, 7:00 AM to 5:00 PM, with emergency service available outside those times. Homeowners and building managers on Nantucket turn to The Dobbert Companies for straightforward solutions, clear estimates, and technicians who respect the community and its buildings.
Contact Information
The Dobbert Companies
: Nantucket, MA 2554
: https://dobbertcompanies.com
Business Services
- Fire protection services
- Plumbing inspection
Business Location & Hours
| Mon: | 7:00 AM - 5:00 PM |
| Tue: | 7:00 AM - 5:00 PM |
| Wed: | 7:00 AM - 5:00 PM |
| Thu: | 7:00 AM - 5:00 PM |
| Fri: | 7:00 AM - 5:00 PM |
| Sat: | Closed |
| Sun: | Closed |



