Ray's Mobile Modular Service, B General Building Contractor in Byron, CA
Ray's Mobile Modular Service operating as a sole owner holds an active California contractor license (CSLB #555444), valid through Jan 31, 2028. First issued in 1989, the license has been on the CSLB roster for 37 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Hudson Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Byron, in Contra Costa County, California.
- License Number
- 555444
- Issued
- Jan 26, 1989
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30132661
- Effective
- Jan 2, 2024
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 26, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Ray's Mobile Modular Service licensed in California?
Yes. Ray's Mobile Modular Service holds California Contractors State License Board license number 555444, which is active and in good standing. The license was first issued on January 26, 1989. It is valid through January 31, 2028.
What does Ray's Mobile Modular Service specialize in?
Ray's Mobile Modular Service is licensed for one CSLB classification: B General Building Contractor.
Where is Ray's Mobile Modular Service headquartered?
Ray's Mobile Modular Service is headquartered at P O Box 310, Byron, CA 94514, in Contra Costa County, California.
Does Ray's Mobile Modular Service have an active surety bond on file with CSLB?
Yes. Ray's Mobile Modular Service has an active California contractor surety bond filed with Hudson Insurance Company.
Does Ray's Mobile Modular Service carry workers' compensation coverage?
Ray's Mobile Modular Service reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Ray's Mobile Modular Service's contractor license?
You can verify Ray's Mobile Modular Service's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=555444.
- License issuedJan 26, 1989
- Bond activeJan 2, 2024
- WC coverage startsJan 26, 2026
- License expiresJan 31, 2028
- Swinerton Builders#92Concord·A General Engineering Contractor
- Overaa C & CO#106793Richmond·A General Engineering Contractor
- Contra Costa Electric INC#139885Martinez·A General Engineering Contractor
- Scott Edward W Electric CO INC#190426Richmond·A General Engineering Contractor
- Lyons W E Construction CO#180607Walnut Creek·A General Engineering Contractor
- Enterprise Roofing Service INC#221274Concord·B General Building Contractor
- Strand Builders#221887Walnut Creek·B General Building Contractor
- Martinez Sheet Metal INC#222277Martinez·B General Building Contractor
Working a California job with Ray's Mobile Modular Service, 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 Ray's Mobile Modular Service? Claim or correct this profile