Aiken Underground, A General Engineering Contractor in Alamo, CA
Aiken Underground operating as a corporation holds an active California contractor license (CSLB #1093628), valid through Jul 31, 2026. First issued in 2022, the license has been on the CSLB roster for 4 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Ohio Casualty Insurance Company (the) and a previously-filed workers' compensation policy with Zurich American Insurance Company that is no longer active. The business is based in Alamo, in Contra Costa County, California.
- License Number
- 1093628
- Issued
- Jul 7, 2022
- Status
- CLEAR
- Expires
- Jul 31, 2026
- Entity
- Corporation
- Surety
- Ohio Casualty Insurance Company (the)
- Bond Number
- 070223645
- Effective
- Aug 1, 2024
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Zurich American Insurance Company
- Policy Number
- WC257442501
- Effective
- May 1, 2025
- Expires
- May 1, 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 Aiken Underground licensed in California?
Yes. Aiken Underground holds California Contractors State License Board license number 1093628, which is active and in good standing. The license was first issued on July 7, 2022. It is valid through July 31, 2026.
What does Aiken Underground specialize in?
Aiken Underground is licensed for one CSLB classification: A General Engineering Contractor.
Where is Aiken Underground headquartered?
Aiken Underground is headquartered at 3000-F Danville Blvd #427, Alamo, CA 94507, in Contra Costa County, California.
Does Aiken Underground have an active surety bond on file with CSLB?
Yes. Aiken Underground has an active California contractor surety bond filed with Ohio Casualty Insurance Company (the).
Does Aiken Underground carry workers' compensation coverage?
Aiken Underground has a previously-filed workers' compensation policy with Zurich American Insurance Company that is no longer active.
How do I verify Aiken Underground's contractor license?
You can verify Aiken Underground's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1093628.
- License issuedJul 7, 2022
- Bond activeAug 1, 2024
- WC coverage startsMay 1, 2025
- WC expiredMay 1, 2026
- License expiresJul 31, 2026
- Swinerton Builders#92Concord·A General Engineering Contractor
- Overaa C & CO#106793Richmond·A General Engineering Contractor
- Scott Edward W Electric CO INC#190426Richmond·A General Engineering Contractor
- Lucas J V Paving INC#195560Martinez·A General Engineering Contractor
- Lyons W E Construction CO#180607Walnut Creek·A General Engineering Contractor
- Contra Costa Electric INC#139885Martinez·A General Engineering Contractor
- Bay Cities Paving & Grading INC#238650Concord·A General Engineering Contractor
- Busby James J#255487Concord·A General Engineering Contractor
Working a California job with Aiken Underground, 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 Aiken Underground? Claim or correct this profile