Ross Knazs, C-27 Landscaping Contractor in Livermore, CA
Ross Knazs operating as a sole owner holds an active California contractor license (CSLB #1153112), valid through Apr 30, 2028. It carries a single CSLB classification: C-27 — Landscaping Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Livermore, in Alameda County, California.
- License Number
- 1153112
- Issued
- Apr 7, 2026
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101042649
- Effective
- Feb 24, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 19, 2026
- 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 Ross Knazs licensed in California?
Yes. Ross Knazs holds California Contractors State License Board license number 1153112, which is active and in good standing. The license was first issued on April 7, 2026. It is valid through April 30, 2028.
What does Ross Knazs specialize in?
Ross Knazs is licensed for one CSLB classification: C-27 Landscaping Contractor.
Where is Ross Knazs headquartered?
Ross Knazs is headquartered at 3147 East Ave, Livermore, CA 94550, in Alameda County, California.
Does Ross Knazs have an active surety bond on file with CSLB?
Yes. Ross Knazs has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Ross Knazs carry workers' compensation coverage?
Ross Knazs reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Ross Knazs's contractor license?
You can verify Ross Knazs's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1153112.
- Bond activeFeb 24, 2026
- WC coverage startsMar 19, 2026
- License issuedApr 7, 2026
- License expiresApr 30, 2028
- Fitzmaurice J H INC#111689Oakland·A General Engineering Contractor
- Mc Guire and Hester#95879Oakland·A General Engineering Contractor
- Sundance Landscaping Incorporated#371019Oakland·B General Building Contractor
- Shooter & Butts INC#335641Pleasanton·A General Engineering Contractor
- Kanalakis Const#338681Dublin·B General Building Contractor
- Battinich Tree & Landscape Specialists#359287Castro Valley·C-27 Landscaping Contractor
- Laubhan Randy Contractor#302032Pleasanton·B General Building Contractor
- Trimacs Maintenance and Landscape Construction INC#319315Oakland·C-27 Landscaping Contractor
Working a California job with Ross Knazs, 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 Ross Knazs? Claim or correct this profile