Registered Washington contractor, based in PORTLAND, OR
AMERICAN BACKFLOW/PLBG SRV INC
Registered in Washington for 3 years
- License number
- AMERIBS780QN
- UBI
- 602270278
- Trade
- Plumbing(all plumbing contractors in Washington)
- L&I license type and specialty
- PLUMBING CONTRACTOR · JOURNEY LEVEL
- Business address
- PORTLAND, OR
- Phone
- (877) 950-2468
Current verification
- Found: Active Washington contractor registration
- Found: Current bond record found
- Found: Current liability insurance record found
- Found: No Attorney General complaint records found
- Review: 2 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
- ACTIVE
- Effective date
- January 23, 2023
- Expiration date
- January 23, 2027
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Related licenses
2 other license numbers are registered under the same UBI, 602270278. 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.
License AMERIBS803J4 · CONSTRUCTION CONTRACTOR · April 24, 2020 to May 24, 2028
- AMERICAN BACKFLOW SERVICESRE-LICENSED
License AMERIBS903PA · CONSTRUCTION CONTRACTOR · October 21, 2010 to October 21, 2020 · suspension date April 14, 2020
L&I describes this status as "relicensed under another name, structure, or specialty." Relicensing is common: a business is given a new license number when it changes its legal structure, name, or specialty.
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Bond
Current bond
- Bond company
- Western Surety Co
- Bond number
- 73743615
- Amount
- $6,000
- Effective date
- April 1, 2025
- Expiration date
- Until canceled
Bond history
- Bond company
- Federated Mutual Ins Co
- Bond number
- 6176983
- Amount
- $6,000
- Effective date
- December 2, 2022
- Expiration date
- Not on record
- Cancellation date
- July 9, 2025
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Liability insurance
Current policy
- Carrier
- Western National Assur Co
- Policy number
- CPP137094401
- Coverage amount
- $2,000,000
- Effective date
- April 1, 2026
- Expiration date
- April 1, 2027
- Carrier
- Western National Assur Co
- Policy number
- CPP1370944
- Coverage amount
- $1,000,000
- Effective date
- April 1, 2026
- Expiration date
- April 1, 2027
L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.
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.
- JOHNSTON, ANTHONYSince October 27, 2022
- JOHNSTON, BRIANSince October 27, 2022
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: AMERICAN BACKFLOW PLBG SRV in PORTLAND. Complaints filed under another name or city are not included.
One other registered contractor shares this business name and city: AMERICAN BACKFLOW/PLBG SRV INC (AMERIBS803J4, ACTIVE). 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
- L&I Contractor License Data - General, Washington State Department of Labor & Industries
- L&I Contractor License Data - Bond, Washington State Department of Labor & Industries
- L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries
- L&I Contractor License - Principal Data, Washington State Department of Labor & Industries
- Attorney General Consumer Complaints, Washington State Attorney General's Office
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 AMERIBS780QN).