Mcnulty Mechanical Incorporated, C-4 Boiler, Hot Water Heating and Steam Fitting Contractor in Modesto, CA
Mcnulty Mechanical Incorporated operating as a corporation holds California contractor license #494419, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 1986, the license has been on the CSLB roster for 40 years. It carries a single CSLB classification: C-4 — Boiler, Hot Water Heating and Steam Fitting Contractor. Records show an active surety bond on file with Western Surety Company and a previously-filed workers' compensation policy with Markel Insurance Company that is no longer active. The business is based in Modesto, in Stanislaus County, California.
- License Number
- 494419
- Issued
- Jun 30, 1986
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- Western Surety Company
- Bond Number
- 66843645
- Effective
- Nov 24, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Markel Insurance Company
- Policy Number
- MWC0233051
- Effective
- Aug 20, 2025
- Expires
- Aug 20, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Mcnulty Mechanical Incorporated licensed in California?
Mcnulty Mechanical Incorporated previously held California Contractors State License Board license number 494419, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 30, 1986.
What does Mcnulty Mechanical Incorporated specialize in?
Mcnulty Mechanical Incorporated is licensed for one CSLB classification: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor.
Where is Mcnulty Mechanical Incorporated headquartered?
Mcnulty Mechanical Incorporated is headquartered at P O Box 4996, Modesto, CA 95352, in Stanislaus County, California.
Does Mcnulty Mechanical Incorporated have an active surety bond on file with CSLB?
Yes. Mcnulty Mechanical Incorporated has an active California contractor surety bond filed with Western Surety Company.
Does Mcnulty Mechanical Incorporated carry workers' compensation coverage?
Mcnulty Mechanical Incorporated has a previously-filed workers' compensation policy with Markel Insurance Company that is no longer active.
How do I verify Mcnulty Mechanical Incorporated's contractor license?
You can verify Mcnulty Mechanical Incorporated's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=494419.
- License issuedJun 30, 1986
- Bond activeNov 24, 2023
- WC coverage startsAug 20, 2025
- License expiredJun 30, 2026
- WC expiredAug 20, 2026
- Brown Sheet Metal and Mechanical INC#238921Oakdale·B General Building Contractor
- Champion Industrial Contractors INC#174777Modesto·B General Building Contractor
- Hill Fred Mechanical INC#857149Modesto·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Summit Plumbing and Mechanical Corporation#861170Modesto·B General Building Contractor
- Crawford Richard#761815Oakdale·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Specialized Trades#743822Oakdale·B General Building Contractor
- Thorsen's-Norquist INC#688058Turlock·B General Building Contractor
Working a California job with Mcnulty Mechanical Incorporated, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Mcnulty Mechanical Incorporated? Claim or correct this profile