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License verified · NJ HVACR Board

Edward J Koster

Verification ledger

What we checked, and what we didn't

Checked against the register at build time (Oct 31, 2026).
New Jersey contractor licenseNew Jersey Division of Consumer Affairs, State Board of Examiners of HVACR Contractors · number 19HC00198700 · expires June 30, 2028 · Morris County. Matched to this business on name.Verified
Business contactemail on file.On file
Public reviewsNo public review profile in our data. License-register listings often have none — ask for two recent local references instead.None found
Insurance & bondingNot checked by AirProHQ. Ask for the certificate of insurance before work starts — the state requires cover to hold the license, but we don't see the policy.Ask them
WorkmanshipNot inspected. A license says who is allowed to do the job, not how well it was done.Ask for references
Checked against the register at build time (Oct 31, 2026). Confirm it yourself — about thirty seconds. See our full verification methodology.Open the official lookup
About

Edward J Koster, in brief

Edward J Koster operates as an HVAC contractor in Mount Arlington, NJ. Its NJ HVACR Board license, number 19HC00198700, is on the register through June 2028.

HVAC contractor
Questions about this contractor

Before you call Edward J Koster

01

Is Edward J Koster licensed in New Jersey?

The NJ HVACR Board register corroborates license 19HC00198700 for Edward J Koster with an expiry of June 30, 2028. Verify it yourself on the official lookup.

Sources: New Jersey Division of Consumer Affairs, State Board of Examiners of HVACR Contractors register.Report a correction
Alternatives

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Nearest listings we hold in Mount Arlington. Same license check on every one.