Marc Wilmers Heating & Air Conditioning, C-20 HVAC Contractor in Valencia, CA
Marc Wilmers Heating & Air Conditioning operating as a sole owner holds an active California contractor license (CSLB #703861), valid through Mar 31, 2027. First issued in 1995, the license has been on the CSLB roster for 31 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Norguard Insurance Company. The business is based in Valencia, in Los Angeles County, California.
- License Number
- 703861
- Issued
- Mar 15, 1995
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC1041577
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Norguard Insurance Company
- Policy Number
- MAWC690348
- Effective
- Oct 25, 2025
- Expires
- Oct 25, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Marc Wilmers Heating & Air Conditioning licensed in California?
Yes. Marc Wilmers Heating & Air Conditioning holds California Contractors State License Board license number 703861, which is active and in good standing. The license was first issued on March 15, 1995. It is valid through March 31, 2027.
What does Marc Wilmers Heating & Air Conditioning specialize in?
Marc Wilmers Heating & Air Conditioning is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Marc Wilmers Heating & Air Conditioning headquartered?
Marc Wilmers Heating & Air Conditioning is headquartered at 25140 Avenida Ignacio, Valencia, CA 91355, in Los Angeles County, California.
Does Marc Wilmers Heating & Air Conditioning have an active surety bond on file with CSLB?
Yes. Marc Wilmers Heating & Air Conditioning has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Marc Wilmers Heating & Air Conditioning carry workers' compensation coverage?
Yes. Marc Wilmers Heating & Air Conditioning carries active workers' compensation coverage through Norguard Insurance Company.
How do I verify Marc Wilmers Heating & Air Conditioning's contractor license?
You can verify Marc Wilmers Heating & Air Conditioning's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=703861.
- License issuedMar 15, 1995
- Bond activeJan 1, 2023
- WC coverage startsOct 25, 2025
- WC expiresOct 25, 2026
- License expiresMar 31, 2027
- Smith Roy E Plumbing CO INC#179873Los Angeles·C-16 Fire Protection Contractor
- Brandel Don Plumbing INC#176778Paramount·A General Engineering Contractor
- Hamm L M INC#171598San Gabriel·B General Building Contractor
- Stewart R O Plumbing & Heating CO#186403Los Angeles·C-20 HVAC Contractor
- Violin Heating & Air Conditioning INC#186219Granada Hills·C-20 HVAC Contractor
- Advanced Heating and Air Conditioning CO INC#136105N Hollywood·C-20 HVAC Contractor
- General Installation Company#151839Gardena·B General Building Contractor
- Allyn Bruce Plumbing INC#245042Pomona·C-16 Fire Protection Contractor
Working a California job with Marc Wilmers Heating & Air Conditioning, 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 Marc Wilmers Heating & Air Conditioning? Claim or correct this profile