BBB Accredited Business Profile

MM Comfort Systems

MM Comfort Systems

(425) 318-7052

MM Comfort Systems

30 years in business
18103 NE 68th St Ste C200
Redmond, WA 98052-8594
Fax Numbers
  • (425) 558-0582
Additional Phone Numbers
  • (253) 617-7329
  • (425) 318-7052
  • (206) 629-2024
Additional Email Addresses
BBB File Opened: 08/16/1993
Business Started: 07/01/1986
Business Started Locally: 07/01/1986
Business Incorporated: 06/12/2001 in WA
Type of Entity
Business Management
  • Mr. Mark Morgan, Service Manager
  • Mr. Craig Williamson, President
Business Category
  • Heating & Air Conditioning
  • Air Conditioning Contractors & Systems
  • Boilers - Repair & Cleaning
  • Heat Pumps
  • Heating Contractors
  • NAICS: Plumbing, Heating, and Air-Conditioning Contractors
  • Duct Cleaning
  • Heating Equipment & Systems Cleaning & Repair
  • Air Purifying & Cleaning Systems & Equipment
  • Controls, Control Sys & Regulators
  • Heating Equipment
  • Furnace Sales & Service

Service Area
This company services the Puget Sound Area.
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.
BBB accredited business



This company offers furnace, air conditioning, heat pump and water heater sales and service.

Let's socialize:

BBB Reason for Ratings

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

Business Profile

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 three years 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.

MM Comfort Systems

MM Comfort Systems


Customer Review Rating:


Composite Score: