Advanced Htg & Air Cond INC

Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · Based in Portland, OR · Licensed in Washington · License #ADVANHA021C7

Registration expired per WA L&I as of Jan 3, 2025.

Advanced Htg & Air Cond INC has been registered with WA L&I since 1998, based in Portland, OR. Principals on record since 1980.

How confident can you be in Advanced Htg & Air Cond INC?

Are they licensed, bonded, and insured?

Registration expired per WA L&I as of Jan 3, 2025.

Source:License facts on this pageVerify at WA L&I

Are they who they say they are?

Not yet verified — Advanced Htg & Air Cond INC hasn't claimed this listing. Own this business? Claim it free.

Do other pros stand behind them?

No endorsements yet from other licensed contractors in Portland.

Do they have jobs on record?

Not yet measured — Advanced Htg & Air Cond INC hasn't run jobs through Subser. Performance data comes from real jobs, not reviews.

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License facts

License type
CONSTRUCTION CONTRACTOR
Effective date
Feb 27, 1998
Expiration date
Jan 3, 2025
UBI
601857045
Business type
Corporation
Phone
(503) 774-0161
Location
Portland, OR 97206

Source: WA L&I contractor registration — checked Aug 18, 2026. Applies to every row above.

Registration lapsed Jan 2025 per WA L&I records.

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Bond & insurance on file

What the bond and insurance requirements mean for homeowners

To register as a specialty contractor in Washington, a business must file a $15,000 surety bond with the Department of Labor & Industries; general contractors file $30,000.

The bond is a limited fund a homeowner (or subcontractor or supplier) can make a claim against, through the courts, if a registered contractor fails to meet its obligations on a job. Contractors must also keep general liability insurance on file — at least $50,000 in property damage and $200,000 in public liability coverage, or a $250,000 combined single limit — which covers damage the contractor causes, not workmanship disputes. The rows above are the bond and insurance filings L&I publishes for this registration; whether a specific filing applies to a specific project depends on its dates and terms.

Principals

NameStart date
Clifford L MatherJan 1, 1980
Rhana Gerilynne MatherSep 7, 2018
What is a Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractor licensed to do in Washington?

An HVAC/R specialty contractor is registered with WA L&I to install and service heating, ventilation, air-conditioning, and refrigeration systems. Electrical and mechanical work within HVAC systems may also require trade licenses administered separately by the state. As a condition of registration, contractors in this category file a $15,000 surety bond and proof of general liability insurance with WA L&I.

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Subser doesn't have reviews or star ratings. This page shows Advanced Htg & Air Cond INC's WA L&I record — registration status, bond and liability coverage, and principals on file — plus any endorsements from other licensed contractors.

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Built from Washington State L&I public records, updated Aug 18, 2026. Subser doesn't do star ratings or reviews — just verified records.