ContractorHistory

Washington contractor

A ADVANCED SEPTIC SERVICES INC

First registered in Washington on October 13, 2022

License number
ADVANAS783O1
UBI
602603409
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
PLUMBING CONTRACTOR · JOURNEY LEVEL
City
AUBURN, WA(all contractors in Auburn)
Phone
(253) 435-9999

A newer license record under the same UBI is on file: A-ADVANCED SEPTIC SERVICES LLC, license ADVANSS7493Z, ACTIVE, effective June 10, 2026. See Related licenses below.

Current verification

  • Found: No Attorney General complaint records found
  • Review: Registration is not currently active
  • Review: Registration appears to be expired
  • Review: 3 other license records under the same UBI

From the state records below; each section shows its source and when it was last synced.

Registration

Status
EXPIRED
Effective date
October 13, 2022
Expiration date
October 13, 2024
Suspension date
June 6, 2024

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Related licenses

3 other license numbers are registered under the same UBI, 602603409. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Bond

L&I does not publish bond records for contractors with EXPIRED status.

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

L&I does not publish liability insurance records for contractors with EXPIRED status.

Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.

People

Principals L&I lists for this license.

  • Gunia, Joshua BSince September 20, 2022
  • GUNIA, MICHELLE JEANSince October 5, 2022
  • PETERSEN, AARON CHRISTOPHERSince October 5, 2022
  • LADEVEZE, FABIAN IGLESIASOctober 5, 2022 to April 25, 2025

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: A ADVANCED SEPTIC SERVICES in AUBURN. Complaints filed under another name or city are not included.

3 other registered contractors share this business name and city: A-ADVANCED SEPTIC SERVICES LLC (ADVANSS7493Z, ACTIVE), A-ADVANCED SEPTIC SERVICES INC (ADVANSS814MA, ACTIVE), A ADVANCED SEPTIC SERVICES INC (ADVANSS936PA, SUSPENDED). Complaints are matched by business name and city, so any complaint records shown here also appear on those pages. The records do not say which of these contractors a complaint was about.

A complaint record does not establish that the business violated the law.

Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.

Record history

Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.

No changes recorded since our records began on October 6, 2026.

Sources

Record last synced October 7, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number ADVANAS783O1).