Cornerstone East, B General Building Contractor in Pomona, CA
Cornerstone East operating as a corporation holds an active California contractor license (CSLB #1146618), valid through Nov 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and an exempt workers' compensation status (no employees on payroll). The business is based in Pomona, in Los Angeles County, California.
- License Number
- 1146618
- Issued
- Nov 20, 2025
- Status
- CLEAR
- Expires
- Nov 30, 2027
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101685952
- Effective
- Nov 5, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 5, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Cornerstone East licensed in California?
Yes. Cornerstone East holds California Contractors State License Board license number 1146618, which is active and in good standing. The license was first issued on November 20, 2025. It is valid through November 30, 2027.
What does Cornerstone East specialize in?
Cornerstone East is licensed for one CSLB classification: B General Building Contractor.
Where is Cornerstone East headquartered?
Cornerstone East is headquartered at 10946 Kadota Avenue, Pomona, CA 91766, in Los Angeles County, California.
Does Cornerstone East have an active surety bond on file with CSLB?
Yes. Cornerstone East has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Cornerstone East carry workers' compensation coverage?
Cornerstone East reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Cornerstone East's contractor license?
You can verify Cornerstone East's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1146618.
- Bond activeNov 5, 2025
- WC coverage startsNov 5, 2025
- License issuedNov 20, 2025
- License expiresNov 30, 2027
- Cyber Construction INC#1118573Northridge·A General Engineering Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Folb Stanley#128634Hollywood·B General Building Contractor
- Stanhope Company#127649Azusa·B General Building Contractor
- Cowelco#123129Long Beach·B General Building Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
Working a California job with Cornerstone East, 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 Cornerstone East? Claim or correct this profile