Rated Best HVAC Company For Waltham, Lexington, Weston, Newton And Belmont!

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(781) 899-3984

LeBlanc Mechanical is a family owned and operated full service Heating and Air Conditioning company – providing our residential and commercial customers in the metro-west and Boston area with the best in Heating and Air Conditioning products, Installations and Services.


Randy LeBlanc, the owner and operator of LeBlanc Mechanical, is Licensed and certified in many areas of HVAC and related trades. Here are some important things to know:

  • Currently serve as a member on Waltham’s Community Preservation Committee.
  • Attended multiple HVAC contract walkthroughs of the Fernald School and believe the Fernald property could be a great asset to the city.
  • Participated on multiple 40 B and affordable housing projects in Waltham, Winchester, Burlington and Acton.
  • Currently involved in designing the heating system for a Habitat for Humanity Project.
  • Reconstructed a federal style colonial house that is a green and lead certified house with solar and a backup generator.
  • Certified contractor for the MassSave loan program
  • Currently involved in Energy Star housing projects.
  • President of the Boston chapter of RSES, an air conditioning education society that utilizes Roberts Rule of Order.
  • Chairman of the HVAC student advisory committee for Minuteman Technical High School.
  • Provided evaluations and recommendations for energy efficiency for the Waltham Boys and Girls Club.
  • Contract with Neighborhood Housing of Quincy on low income housing.
  • Have provided flood protection and water removal systems for residences and made determinations of flood versus ground water.


  1. Commonwealth of MA Department of Elementary & Secondary Education usage.
  2. Minuteman High School Certificate of Appreciation for contributions to the HVAC/Refrigeration advisory committee
  3. NATE Certified technician

Massachusetts State Licenses

  • Construction Supervisor License
  • Freon Recovery License
  • Refrigeration License
  • Oil Burner License
  • Master Sheet Metal License
  • Pipefitter License
  • Electrical License