Ohio OCILB license lookup
Use Ohio's eLicense lookup. Choose the OCILB license type and search by credential number or name. (source: Ohio eLicense lookup (opens in a new tab))
Open the official OCILB lookup (official site, opens in a new tab)
How: Choose the OCILB license type (EL, HV, HY, PL or RE), then search by credential number or name. (source: Ohio eLicense lookup (opens in a new tab))
Checked against official Ohio Construction Industry Licensing Board sources. See sources.
Step by step
- Open the Ohio eLicense lookup (button above). (source: Ohio eLicense lookup (opens in a new tab))
- Pick the license type: EL, HV, HY, PL or RE. (source: Ohio eLicense lookup (opens in a new tab))
- Search by credential number or name. (source: Ohio eLicense lookup (opens in a new tab))
What the results mean
- OCILB licenses cover commercial electrical, HVAC, hydronics, plumbing and refrigeration work. (source: OCILB Examination Application (opens in a new tab))
- Licensed contractors carry at least $500,000 liability insurance. (source: OCILB Examination Application (opens in a new tab))
Red flags when hiring
- A commercial electrical, HVAC, hydronics, plumbing or refrigeration contractor with no OCILB license. (source: OCILB Examination Application (opens in a new tab))
- Claims to be a licensed contractor type but is not on the lookup. (source: Ohio Revised Code 4740.13 (opens in a new tab))
Common questions
What if my contractor isn't an OCILB trade?
OCILB only licenses those 5 commercial trades. Check with your city or county for other work. (source: OCILB Examination Application (opens in a new tab))
Sources and last verified
Last verified: . Next check due: . Every fact on this page links to one of these official pages.
- OCILB Examination Application (opens in a new tab) (checked Oct 24, 2026)
- Ohio eLicense lookup (opens in a new tab) (checked Oct 24, 2026)
- Ohio Revised Code 4740.13 (opens in a new tab) (checked Oct 24, 2026)
- Ohio Revised Code 4740.99 (opens in a new tab) (checked Oct 24, 2026)
Spot something out of date? Email [email protected].