Keystone Communications, C-7 Low Voltage Systems Contractor in Oceanside, CA
Keystone Communications operating as a corporation holds an active California contractor license (CSLB #793154), valid through Apr 30, 2027. First issued in 2001, the license has been on the CSLB roster for 25 years. It carries a single CSLB classification: C-7 — Low Voltage Systems Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Oceanside, in San Diego County, California.
- License Number
- 793154
- Issued
- Mar 29, 2001
- Status
- CLEAR
- Expires
- Apr 30, 2027
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800210546
- Effective
- Sep 14, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 14, 2025
- 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 Keystone Communications licensed in California?
Yes. Keystone Communications holds California Contractors State License Board license number 793154, which is active and in good standing. The license was first issued on March 29, 2001. It is valid through April 30, 2027.
What does Keystone Communications specialize in?
Keystone Communications is licensed for one CSLB classification: C-7 Low Voltage Systems Contractor.
Where is Keystone Communications headquartered?
Keystone Communications is headquartered at 2115 South Tremont Street, Oceanside, CA 92054, in San Diego County, California.
Does Keystone Communications have an active surety bond on file with CSLB?
Yes. Keystone Communications has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Keystone Communications carry workers' compensation coverage?
Keystone Communications reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Keystone Communications's contractor license?
You can verify Keystone Communications's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=793154.
- License issuedMar 29, 2001
- WC coverage startsApr 14, 2025
- Bond activeSep 14, 2025
- License expiresApr 30, 2027
- Dsr#790232Vista·C-7 Low Voltage Systems Contractor
- Five Star Communications#789902Lakeside·A General Engineering Contractor
- Palmer Audio Video Installation#788312Escondido·C-7 Low Voltage Systems Contractor
- Newton Communications & Network Wiring#801548San Diego·C-7 Low Voltage Systems Contractor
- Pacific Cable Solutions#799078Poway·C-7 Low Voltage Systems Contractor
- A 5 Computer Services#800739El Cajon·C-7 Low Voltage Systems Contractor
- Electro Specialty Systems#524465San Diego·B General Building Contractor
- Grant Telcom Services#546814Ramona·C-7 Low Voltage Systems Contractor
Working a California job with Keystone Communications, 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 Keystone Communications? Claim or correct this profile