BBB Accredited Business Profile

Sinclaire Enterprises Inc.

Sinclaire Enterprises Inc.

(508) 668-8200

Sinclaire Enterprises Inc.

70 years in business
PO Box 167
Walpole, MA 02081-0167
Fax Numbers
  • (508) 668-4449
Additional Phone Numbers
  • (508) 339-2120
  • (508) 668-2040
  • (781) 762-2500
  • (877) 668-8822
Additional Email Addresses
BBB File Opened: 04/17/2002
Business Started: 01/01/1948
Business Incorporated: 12/26/1985 in MA
Type of Entity
Business Management
  • Mr. Dennis Sinclaire, Owner
Business Category
  • Heating Contractors
  • Air Conditioning Contractor
  • Plumber
  • Heating and Air Conditioning
  • Diesel Fuel
  • Fuel Oil
  • Duct Cleaning
  • Oil Burners
  • Oil Tank Installation

Products & Services
Boilers, Furnaces, HydroAir, Radiant, Geothermal, Oil Tanks, Air filters, Mini splits, Air Conditioning systems, Heating systems, Heating Oil, Diesel Fuel, Dehumidifiers, Humidifiers, Energy Recovery Ventilators
Service Area
We service the following area(s): Bristol County, MA, Norfolk County, MA
Alternate Business Names
  • Sinclaire Air & Duct Services
Licensing, Bonding or Registration
This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.
Number of Employees: 
Methods of Payment
  • Cash
  • Check
BBB accredited business



Sinclaire Enterprises Inc. offers heating, air conditioning, and plumbing services. The company also provides heating oil and diesel fuel deliveries.

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BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

M: 8:00 AM-5:00 PM
T: 8:00 AM-5:00 PM
W: 8:00 AM-5:00 PM
Th: 8:00 AM-5:00 PM
F: 8:00 AM-5:00 PM
S: Closed
Su: Closed

Licensing information is provided in the BBB Business Profiles to inform the public about industries that may require professional licensing, bonding, or registration. Better Business Bureau encourages you to check with the appropriate agency to be certain any requirements are currently being met.
BBB promotes truth in advertising by contacting advertisers whose claims conflict with the BBB Code of Advertising. These claims come to our attention from our internal review of advertising, consumer complaints and competitor challenges. BBB asks advertisers to substantiate their claims, change ads to make offers more clear to consumers, and remove misleading or deceptive statements.
BBB reports on known significant government actions involving the business's marketplace conduct.
BBB reports on a company that is out of business for one year from the date the company closes its doors or ceases to do business.
BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.
BBB reports on a business’s bankruptcy as long as the business remains in bankruptcy.
BBB reports when mail sent to the business was returned by the Postal Service.

Sinclaire Enterprises Inc.

Sinclaire Enterprises Inc.


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