Pasadena, CA

Geo H Wilson Mechanical Contractors

Geo H Wilson Mechanical Contractors is a septic company in Pasadena, CA holding a California septic credential from the California Contractors State License Board.

888 E Walnut St, Pasadena, CA 91101 · Los Angeles County

(831) 423-9522 geohwilson.com

Is Geo H Wilson Mechanical Contractors licensed?

Geo H Wilson Mechanical Contractors appears on a California septic license or certification list. The Septic Guide matched these credentials to the issuing agency's published list as of October 2026; confirm the current status with the agency before you hire.

CredentialNumberIssued byVerify
California Licensed Contractor (B, C-4, C10, C16, C20, C34, C36, C38, C42, C43)950443California Contractors State License BoardAgency lookup

A matched credential shows the holder was on the agency's list when we checked. It does not by itself authorize every kind of septic work: an installer license, a pumper license and an inspector certification are different credentials.

What septic services does Geo H Wilson Mechanical Contractors offer?

Implied by its state license: Septic system installation.

Ask Geo H Wilson Mechanical Contractors to confirm it handles your specific job and service area. Guides: Septic system installation.

Before you hire Geo H Wilson Mechanical Contractors

  • Check the license on the agency lookup above and ask which person holds it.
  • Ask who pulls the permit and whether the fee is in the quote.
  • Ask for proof of liability insurance sent by the insurer.
  • Get the scope and price in writing. How to check a septic license.

Is this your business? Correct or update this listing. Listing data: state license lists and public business information, as of October 2026. Not an endorsement.