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Roofing contractorCanoga Park, CA

Waterproofing Experts Inc

Licensed since 1989 · Corporation · 23 building permits on record

CSLB #556974 · ActiveWorkers' comp insuredBonded $25,000Verified website
License classes
B General BuildingC-39 Roofing
23
Permits on record
1 jurisdiction
0
Permits in 3 years
last Apr 14, 2023
8
Roofing jobs
re-roofs and repairs

Work history

Building permits: City of Los Angeles

Permits by year

6201922020320219202232023
Data covers City of Los Angeles 2006–Oct 2026.

What they build

Roofing
8
Remodel / addition
4
Plumbing
4
Other building work
2
Windows & doors
2
Electrical
2
Pool
1

Most recent permits

IssuedWorkJurisdictionZIP
Apr 14, 2023RoofingCity of Los Angeles90038
Feb 23, 2023RoofingCity of Los Angeles90008
Feb 23, 2023RoofingCity of Los Angeles90008
Nov 23, 2022RoofingCity of Los Angeles91367
Sep 30, 2022ElectricalCity of Los Angeles91604
Sep 30, 2022PlumbingCity of Los Angeles91604
Aug 16, 2022RoofingCity of Los Angeles91406
Jul 19, 2022ElectricalCity of Los Angeles91604
Jul 19, 2022PlumbingCity of Los Angeles91604
Jun 15, 2022RoofingCity of Los Angeles90068
Only the type of work, date and ZIP are shown — never homeowner names or street addresses.
Permits are matched to this contractor by CSLB license number on the permit

Where they work

Building permits

Jurisdictions

Los Angeles
23

Top ZIP codes

  • ZIP 916048
  • ZIP 913563
  • ZIP 914362
  • ZIP 900082
  • ZIP 913061
  • ZIP 900491
  • ZIP 900351
  • ZIP 914231
Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board
  • CSLB license#556974 · Active
  • Business typeCorporation
  • Issued · expiresFeb 14, 1989 · Feb 28, 2027
  • OfficeCanoga Park, CA 91304
  • CSLB record updatedJan 12, 2026
  • Contractor bond$25,000 · since Dec 12, 2024
  • Bond companyWestern Surety Company
  • Workers' compensationWorkers' Compensation Insurance · until Nov 27, 2026
  • InsurerState Compensation Insurance Fund

License classes

B General BuildingC-39 Roofing
Always confirm a license on cslb.ca.gov before signingCheck another license

About the company

waterproofingexperts.com

Services

CommercialFree estimates
  • Founded1989
  • Websitewaterproofingexperts.com
From the company's own website, checked Oct 8, 2026. Claims are the company's; we show where each came from.
Facts with links to the page they came from

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Questions & answers

Is Waterproofing Experts Inc licensed?
CSLB license #556974 is active, issued Feb 14, 1989 and valid through Feb 28, 2027, with classes B, C-39.
Is Waterproofing Experts Inc insured and bonded?
CSLB lists workers' compensation insurance with State Compensation Insurance Fund until Nov 27, 2026 and a $25,000 contractor bond with Western Surety Company.
How many jobs has Waterproofing Experts Inc done?
Building permits name the company on 23 jobs, including 8 roofing, 4 remodel / addition, 4 plumbing.
Where does Waterproofing Experts Inc work?
Most permits are in City of Los Angeles.

Sources

  1. Contractors State License Board — license, bond and workers' comp records (Jan 12, 2026).
  2. Building permits — City of Los Angeles.
  3. Company website — waterproofingexperts.com (checked Oct 8, 2026).
Answers use only the facts on this pageIs this your business? Update listing