License verified · NJ HVACR Board

Mariusz Koniuszewski

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 19HC00158600 · expires June 30, 2028 · Middlesex 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

Mariusz Koniuszewski, in brief

Mariusz Koniuszewski is an HVAC contractor in Helmetta, NJ. We matched license 19HC00158600 to this business on the NJ HVACR Board register through June 2028.

HVAC contractor

Questions about this contractor

Before you call Mariusz Koniuszewski

Is Mariusz Koniuszewski a licensed HVAC contractor?

Yes. This business's license, 19HC00158600, matches an active entry on the NJ HVACR Board register with an expiry of June 30, 2028. The official lookup lets you verify it directly.

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

Alternatives

Other HVAC contractors near Mariusz Koniuszewski

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

Verified