• Get started
  • Sign In
  • FIND PROFESSIONALS
  • FIND INSPIRATION
      • Project photos
        • Find ideas for sustainable & beautiful home renovations & building green homes
      • Green home projects
        • See sustainable homes that Ecohome has showcased over the last few years
      • Prefab kit eco homes
        • Find Net Zero prefab LEED & Passive House ready kit homes for sale
      • Green homes for sale
        • Sustainable homes for sale, green certified to LEED, Passive House or Zero Net Energy (ZNE)
      • Net Zero Energy Homes - Case Study
        • Showcasing a pilot project of 35 Net Zero Energy Ready homes built in 2021 in a cold climate
      • BECOME A MEMBER
        • Get Exclusive Ecohome Member Discounts and Promotions on Building Products and Construction Services
  • FIND PRODUCTS
  • BUILDING GUIDE
      • ASK THE EXPERTS
        • Planning and Design Questions
        • Foundation and Basement Questions
        • Wall and Roof Questions
        • Mechanical Systems Questions
        • Interior Finishing Questions
        • Exterior Finishing Questions
      • LATEST SUSTAINABILITY NEWS
        • Policy and Building Code News
        • Products and Materials News
        • Architecture and Design News
        • Climate Change News
        • Renewable Energy News
        • Urban Planning News
        • Energy Efficiency News
        • Transportation News
        • Health and Well-being News
        • LEED Certification News
        • Real estate News
      • Planning and Design
        • Lifestyle, location and commuting
        • Grants and incentives
        • Building codes
        • Green building certifications
        • Concept and design
        • Off-grid and Net-Zero Housing
        • Materials and resources
        • Architecture and plan design
        • How to Find Qualified Green Building Professionals
        • Healthy indoor air quality
        • Waste management
        • Real estate
      • Foundations and Basements
        • Excavation
        • Radon in Homes - Mitigation
        • New foundations and slab-on-grade
        • Foundation and basement improvements
        • Waterproofing and drainage
      • Walls and Roofs
        • Wall assemblies - new construction
        • Wall assemblies - renovation
        • Air and vapour barriers
        • Insulation and soundproofing
        • Windows and doors
        • Roof assemblies - new construction
        • Roof assemblies - renovation
        • Roof coverings
        • Exterior cladding
        • Pest control
      • Mechanical systems
        • Heating and cooling
        • Ventilation
        • Plumbing and water heaters
        • Electricity
        • Renewable energy
      • Interiors
        • Walls and ceilings - interior surfaces
        • Flooring and stairs
        • Paints, finishes and natural coatings
        • Doors and trim
        • Kitchens
        • Bathrooms
        • Basement finishing
        • Interior design and furnishing
        • Cleaning and maintenance
        • Recycling and composting
      • Exteriors
        • Decks, porches and gazebos
        • Permeable laneways and patios
        • Landscaping
        • Rainwater Collection & Watering
        • Food production
        • Natural swimming pools and ponds
        • Greenhouses and Sunrooms / Solariums
  • EDUCATION HUB
      • Online courses
        • For homeowners
        • For professionals
        • Special offers
      • INFORMATION
        • Satisfaction policy
        • Frequently asked questions

Nelson Co

HVAC Contractors

Contact this company

Nelson Co

  • 3 Services
  • CategoryHVAC Contractors
  • LocationWaltham, MA, United States of America
  • Summary
  • Companies
  • HVAC Contractors
  • Save
  • Like
  • Share
      • Facebook
      • Twitter
      • Email

Established in 1977, this multi-disciplinary contracting firm has been serving clients throughout Massachusetts for decades. They offer specialized construction management and facility maintenance solutions across both commercial and residential sectors. Their experienced technicians deliver dependable repair and installation services for complex heating, cooling, and refrigeration systems. Beyond mechanical support, the company provides skilled carpentry, interior painting, and specialized wall coverings for various projects. From corporate office parks and medical centers to residential spaces, they handle diverse building tasks with a high level of technical expertise. Around-the-clock emergency assistance is available to ensure that client operations and critical systems remain functional at all times. By maintaining a diverse portfolio of successful structural and mechanical projects, they have built a strong reputation for excellence in building care.

Services Provided

  • Furnaces
  • Heat pumps
  • Thermostats

Areas Served

  • Massachusetts (MA)

Related Searches

  • HVAC Contractors
  • Heating repairs
  • Ac installation
  • Commercial refrigeration
  • Emergency HVAC

For Homeowners

  • Become a member
  • Member exclusive offers
  • Find inspiration
  • Find local professionals
  • Find products
  • Ask the experts

For professionals

  • Create a free business profile
  • Promote products & services
  • Become a contributor
  • Join discussions as a pro

About Ecohome

  • Our Story
  • Contact Us
  • Employment
  • Media
  • Investors
  • Terms & Privacy
Choose languageEnglishFrançaisEspañol
© 2026 Raiiz Innovations Inc. All rights reserved.

An error occurred. Sorry for the inconvenience.

Close