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DD
Roofing contractorEl Cajon, CA

Diffenbaugh Donald D Construction Inc

Licensed since 1977 · Corporation · 1 building permits on record

CSLB #337039 · ActiveWorkers' comp insuredBonded $25,000
License classes
B General BuildingC-39 Roofing
1
Permits on record
1 jurisdiction
1
Permits in 3 years
last Aug 7, 2026

Work history

Building permits: San Diego County

Permits by year

Data covers San Diego County 2024–Oct 2026.

What they build

Other building work
1

Most recent permits

IssuedWorkJurisdictionZIP
Aug 7, 2026Other building workSan Diego County91901
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

San Diego County
1

Top ZIP codes

  • ZIP 919011
Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board
  • CSLB license#337039 · Active
  • Business typeCorporation
  • Issued · expiresJul 1, 1977 · Oct 31, 2027
  • OfficeEl Cajon, CA 92020
  • CSLB record updatedAug 27, 2026
  • Contractor bond$25,000 · since Aug 19, 2026
  • Bond companyAmerican Contractors Indemnity Company
  • Workers' compensationWorkers' Compensation Insurance · until Jul 18, 2027
  • InsurerState Compensation Insurance Fund

License classes

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

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Questions & answers

Is Diffenbaugh Donald D Construction Inc licensed?
CSLB license #337039 is active, issued Jul 1, 1977 and valid through Oct 31, 2027, with classes B, C-39.
Is Diffenbaugh Donald D Construction Inc insured and bonded?
CSLB lists workers' compensation insurance with State Compensation Insurance Fund until Jul 18, 2027 and a $25,000 contractor bond with American Contractors Indemnity Company.
How many jobs has Diffenbaugh Donald D Construction Inc done?
Building permits name the company on 1 jobs, including 1 other building work.
Where does Diffenbaugh Donald D Construction Inc work?
Most permits are in San Diego County.

Sources

  1. Contractors State License Board — license, bond and workers' comp records (Aug 27, 2026).
  2. Building permits — San Diego County.
Answers use only the facts on this pageIs this your business? Update listing