Np Waterproofing, C-61/D-12 Synthetic Products Contractor in Newbury Park, CA
Np Waterproofing operating as a corporation holds an active California contractor license (CSLB #1151730), valid through Mar 31, 2028. It carries a single CSLB classification: C-61/D-12 — Synthetic Products 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 Newbury Park, in Ventura County, California.
- License Number
- 1151730
- Issued
- Mar 10, 2026
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800238784
- Effective
- Feb 24, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 20, 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 Np Waterproofing licensed in California?
Yes. Np Waterproofing holds California Contractors State License Board license number 1151730, which is active and in good standing. The license was first issued on March 10, 2026. It is valid through March 31, 2028.
What does Np Waterproofing specialize in?
Np Waterproofing is licensed for one CSLB classification: C-61/D-12 Synthetic Products Contractor.
Where is Np Waterproofing headquartered?
Np Waterproofing is headquartered at 3485 Lily Ct, Newbury Park, CA 91320, in Ventura County, California.
Does Np Waterproofing have an active surety bond on file with CSLB?
Yes. Np Waterproofing has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Np Waterproofing carry workers' compensation coverage?
Np Waterproofing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Np Waterproofing's contractor license?
You can verify Np Waterproofing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1151730.
- WC coverage startsFeb 20, 2026
- Bond activeFeb 24, 2026
- License issuedMar 10, 2026
- License expiresMar 31, 2028
- Roa Specialized Refinishing Services#1150852Simi Valley·C-61/D-12 Synthetic Products Contractor
- Valor Construction INC#1130026Thousand Oaks·A General Engineering Contractor
- Champion Epoxy Coatings#1123406Thousand Oaks·C-15 Flooring and Floor Covering Contractor
- Garage Floor Epoxy#1126287Simi Valley·C-61/D-12 Synthetic Products Contractor
- Precision Waterproofing & Synthetic Coatings#1137771Oxnard·C-61/D-12 Synthetic Products Contractor
- Brooks Hot Mop, LLC#1134108Simi Valley·C-61/D-12 Synthetic Products Contractor
- Roa Refinishing Enterprises#1143293Simi Valley·C-61/D-12 Synthetic Products Contractor
- Classic Tub Repairs#1146393Camarillo·C-61/D-12 Synthetic Products Contractor
Working a California job with Np Waterproofing, 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 Np Waterproofing? Claim or correct this profile