Directory › Plumbing and HVAC › 60538

R.J. O'Neil, Inc.

Registered

Registered. HVAC Mechanical Piping Plumbing · Registration CR0004689 · issued in Illinois.

Is this your business?

This listing was built from public licensing records. Claim it to publish your phone number, mark the listing as verified and receive leads. It takes a minute and starts with an email you control.

Claim this listing

Not you? Get quotes from plumbing and hvac pros instead.

About this listing

TradePlumbing and HVAC
LocationMontgomery, IL 60538
TypeCompany
Phone(630) 906-**** (on record; published once the listing is claimed)

The public record

CredentialRegistered · HVAC Mechanical Piping Plumbing
NumberCR0004689
Issued inIllinois
Issuing authorityDuPage County, Illinois, Building and Zoning Department, contractor registration
Expiry on recordJun 23, 2027
Last confirmedAug 16, 2026

Check this record with the issuer

How contractor licensing works in Illinois.

Every listing here is drawn from public records and is not self-reported. More plumbing and hvac near 60538.