Grumpy's HVAC, C-20 HVAC Contractor in Sunnyvale, CA
Grumpy's HVAC operating as a corporation holds an active California contractor license (CSLB #1079386), valid through Aug 31, 2027. First issued in 2021, the license has been on the CSLB roster for 5 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Hudson Insurance Company and a previously-filed workers' compensation policy with Markel Insurance Company that is no longer active. The business is based in Sunnyvale, in Santa Clara County, California.
- License Number
- 1079386
- Issued
- Aug 9, 2021
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Corporation
- Surety
- Hudson Insurance Company
- Bond Number
- TCS14579
- Effective
- Jul 6, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Markel Insurance Company
- Policy Number
- MWC018896105
- Effective
- Jul 6, 2025
- Expires
- Jul 6, 2026
This contractor has a compliance issue in its public CSLB record:
- 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 Grumpy's HVAC licensed in California?
Yes. Grumpy's HVAC holds California Contractors State License Board license number 1079386, which is active and in good standing. The license was first issued on August 9, 2021. It is valid through August 31, 2027.
What does Grumpy's HVAC specialize in?
Grumpy's HVAC is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Grumpy's HVAC headquartered?
Grumpy's HVAC is headquartered at 493 Vine Avenue, Sunnyvale, CA 94086, in Santa Clara County, California.
Does Grumpy's HVAC have an active surety bond on file with CSLB?
Yes. Grumpy's HVAC has an active California contractor surety bond filed with Hudson Insurance Company.
Does Grumpy's HVAC carry workers' compensation coverage?
Grumpy's HVAC has a previously-filed workers' compensation policy with Markel Insurance Company that is no longer active.
How do I verify Grumpy's HVAC's contractor license?
You can verify Grumpy's HVAC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1079386.
- License issuedAug 9, 2021
- Bond activeJul 6, 2023
- WC coverage startsJul 6, 2025
- WC expiredJul 6, 2026
- License expiresAug 31, 2027
- Hickey W L Sons INC#95122San Jose·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Martinico and Sons INC#163059San Jose·C-20 HVAC Contractor
- Skyline Heating and Sheet Metal#205507Mountain View·C-20 HVAC Contractor
- Valley Heating,cooling,electrical and Solar#258540San Jose·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Thermal Mechanical#256057Santa Clara·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- A & H Heating & Air Conditioning Service INC#304472San Jose·C-20 HVAC Contractor
- Moreno R C Heating & Air Conditioning#304955Campbell·C-20 HVAC Contractor
- Thomas Plumbing INC#356040Morgan Hill·C-16 Fire Protection Contractor
Working a California job with Grumpy's HVAC, 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 Grumpy's HVAC? Claim or correct this profile