Biological Technology INC, A General Engineering Contractor in Oakhurst, CA
Biological Technology INC operating as a corporation holds an active California contractor license (CSLB #477941), valid through Mar 31, 2028. First issued in 1985, the license has been on the CSLB roster for 41 years. It carries 4 CSLB classifications: A General Engineering Contractor, C-34 Pipeline Contractor, C-42 Sanitation System Contractor, and C-57 Well Drilling Contractor. Records show an active surety bond on file with Western Surety Company and a previously-filed workers' compensation policy with Southern Insurance Company that is no longer active. The business is based in Oakhurst, in Madera County, California.
- License Number
- 477941
- Issued
- Aug 9, 1985
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- Western Surety Company
- Bond Number
- 71994366
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Southern Insurance Company
- Policy Number
- OWC1012077
- 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 Biological Technology INC licensed in California?
Yes. Biological Technology INC holds California Contractors State License Board license number 477941, which is active and in good standing. The license was first issued on August 9, 1985. It is valid through March 31, 2028.
What does Biological Technology INC specialize in?
Biological Technology INC is licensed for 4 CSLB classifications: A General Engineering Contractor, C-34 Pipeline Contractor, C-42 Sanitation System Contractor, and C-57 Well Drilling Contractor.
Where is Biological Technology INC headquartered?
Biological Technology INC is headquartered at 40455 Hwy 41, Oakhurst, CA 93644, in Madera County, California.
Does Biological Technology INC have an active surety bond on file with CSLB?
Yes. Biological Technology INC has an active California contractor surety bond filed with Western Surety Company.
Does Biological Technology INC carry workers' compensation coverage?
Biological Technology INC has a previously-filed workers' compensation policy with Southern Insurance Company that is no longer active.
How do I verify Biological Technology INC's contractor license?
You can verify Biological Technology INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=477941.
- License issuedAug 9, 1985
- Bond activeJan 1, 2023
- WC coverage startsMay 1, 2025
- WC expiredMay 1, 2026
- License expiresMar 31, 2028
- Williford Donald A of California#704621Wishon·A General Engineering Contractor
- Reed John General Contractor#337985Oakhurst·B General Building Contractor
- Anderson Pump Company#262280Chowchilla·A General Engineering Contractor
- H & B Drilling INC#660918Oakhurst·A General Engineering Contractor
- Walt Bannon Drilling INC#606385Oakhurst·A General Engineering Contractor
- Gordon Ralph Trenching & Excavating#519305Oakhurst·A General Engineering Contractor
- Industrial and Commercial Contractors L P#506265Madera·A General Engineering Contractor
- Ross Frank#408801Chowchilla·A General Engineering Contractor
Working a California job with Biological Technology INC, 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 Biological Technology INC? Claim or correct this profile