BBB Accredited Business Profile



(207) 324-6232


24 years in business
945 Main St
Sanford, ME 04073-3574
BBB File Opened: 08/17/2010
Business Started: 05/02/1994
Business Incorporated: 05/02/1994 in ME
Type of Entity
Business Management
  • Mr. Bob Frechette, Owner
Business Category
  • Energy Audit
  • Energy Conservation Products
  • Energy Management Consultant

Products & Services
Energy Services
Alternate Business Names
  • Keystone Leasing
  • KSM, Inc.
Number of Employees: 
Methods of Payment
  • Cash
  • Check
BBB accredited business



Heat Mizer specializes in energy audits of residential homes, apartment buildings, and condos. The business can locate points of heat loss, create a report of the property, and advise on the best way to correct the problems.

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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

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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.
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BBB reports when mail sent to the business was returned by the Postal Service.




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