Bartkowski Firestop Installation
Verified against CSLB on · View on CSLB
CSLB reason on file: Work Comp Susp
License details
- License number
- 1046655
- Status
- Suspended
- Classifications
- C-2 · Insulation and Acoustical
- Contractor bond
- $25,000
- Workers' comp
- Not covered
- License term on file
- November 7, 2018 – November 30, 2026
Business
- (708) 498 0004 (CSLB public record)
- 251 LITTLE FALLS DRIVE, Wilmington, DE 19808
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Frequently asked questions
Is Bartkowski Firestop Installation licensed in California?
Bartkowski Firestop Installation's California contractor license (CSLB #1046655) is currently suspended as of our June 17, 2026 check of the CSLB public record. CSLB reason on file: Work Comp Susp. Always confirm the current status on CSLB before hiring.
What is Bartkowski Firestop Installation's CSLB license number?
Bartkowski Firestop Installation's California contractor license number is 1046655. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1046655
What kind of work is Bartkowski Firestop Installation licensed for?
Bartkowski Firestop Installation is classified under Insulation and Acoustical (C-2) by the CSLB.
How do I verify Bartkowski Firestop Installation's license myself?
Look up license #1046655 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1046655. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.