BBB Accredited Business Profile

Clausen Patten

Clausen Patten

(510) 346-8828

Clausen Patten

70 years in business
14748 Bethany St
San Leandro, CA 94579-1245
Fax Numbers
  • (510) 346-8808
Additional Phone Numbers
  • (415) 330-3350
Additional Email Addresses
BBB File Opened: 04/01/1967
Business Started: 01/01/1948
Business Started Locally: 01/01/1948
Business Incorporated: 04/20/1994 in CA
Type of Entity
Business Management
  • Mr. Frank Lui, President
Business Category
  • Plumber
  • Heating Contractors

Service Area
This company services San Mateo, San Francisco and Contra Costa Counties.
Alternate Business Names
  • OMPP, Inc.
Industry Tips
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: 
BBB accredited business



This company offers plumbing services and heating and air conditioning services.

BBB Reason for Ratings

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

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.

Clausen Patten

Clausen Patten


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