This Business Is Not BBB Accredited

Double K Plumbing

Double K Plumbing

(425) 742-7795

Double K Plumbing

15 years in business

PO Box 14758
Mill Creek, WA 98082-2758

BBB File Opened: 10/01/2003
Business Started: 1/01/2001
Business Started Locally: 1/01/2001
Type of Entity
Business Management
  • Mr. Derek Watson, President
Contact Information
  • Principal: Mr. Derek Watson, President
Business Category
  • Plumbers
  • Air Conditioning Contractors & Systems
  • Heating Contractors
  • Heating & Air Conditioning

Alternate Business Names
  • 7 Hills Plumbing & Mechanical Inc
  • 7 Hills Mechanical

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:  3


Advertising Review

On April 23, 2014, BBB contacted Double K Plumbing regarding advertising claims found on its website, Specifically, the comp... Read More


This company offers heating and plumbing services.

24 hours a day, 7 days a week

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.

Double K Plumbing


Double K Plumbing

Customer Review Rating:


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