Electrical contractorCulver City, CA

Mike Diamond Plumbing Heating & Air Conditioning

Licensed since 1981 · Limited Liability · 1,141 building permits on record

CSLB #399170 · ActiveWorkers' comp insuredBonded $25,000

License classes

C-10 ElectricalC-16 Fire ProtectionC-20 HVACC-36 PlumbingC-42 Sanitation System

1,141

Permits on record

2 jurisdictions

Permits in 3 years

last Feb 9, 2026

Roofing jobs

re-roofs and repairs

Panel upgrades

main service panels

Work history

Building permits: City of Los Angeles, City of Anaheim

Permits by year

Data covers City of Los Angeles 2006–Oct 2026; City of Anaheim 1999–Sep 2026.

What they build

Plumbing

607

Remodel / addition

321

Water heater

130

HVAC

Electrical

Other building work

Main panel / service upgrade

Roofing

Most recent permits

Issued	Work	Jurisdiction	ZIP
Feb 9, 2026	Plumbing	City of Anaheim	—
May 12, 2025	Remodel / addition	City of Anaheim	—
Sep 26, 2023	Remodel / addition	City of Anaheim	—
Sep 5, 2023	Plumbing	City of Anaheim	—
May 19, 2023	Plumbing	City of Los Angeles	90029
May 18, 2023	Plumbing	City of Los Angeles	91401
May 9, 2023	Plumbing	City of Los Angeles	90064
May 8, 2023	Plumbing	City of Los Angeles	90016
May 1, 2023	Plumbing	City of Los Angeles	91605
Apr 24, 2023	Plumbing	City of Los Angeles	91042

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

629

Anaheim

512

Top ZIP codes

ZIP 9134419
ZIP 9027216
ZIP 9073115
ZIP 9133515
ZIP 9134315
ZIP 9136715
ZIP 9006615
ZIP 9006415

Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board

CSLB license#399170 · Active
Business typeLimited Liability
Issued · expiresFeb 17, 1981 · Jun 30, 2028
OfficeCulver City, CA 90231
CSLB record updatedJul 7, 2026

Contractor bond$25,000 · since Jun 25, 2026
Bond companyMerchants Bonding Company (mutual)
Workers' compensationWorkers' Compensation Insurance · until Jan 1, 2027
InsurerSecurity National Insurance Company

License classes

C-10 ElectricalC-16 Fire ProtectionC-20 HVACC-36 PlumbingC-42 Sanitation System

Always confirm a license on cslb.ca.gov before signingCheck another license

Similar contractors nearby

All electricians in Los Angeles County

M-

Morrow - Meadows Corporation

City Of Industry, CA · CSLB #230813

169 permits in 3 years2 solar

Better Earth Electric Inc

Cerritos, CA · CSLB #1024460

150 permits in 3 years193 solar

Esp Contracting

Torrance, CA · CSLB #619149

148 permits in 3 years255 solar

Solar Optimum Design & Electrical

Glendale, CA · CSLB #972228

68 permits in 3 years528 solar

Brightside Electrical LLC

Littlerock, CA · CSLB #1113258

59 permits in 3 years

Solar Shoppers Construction

Palmdale, CA · CSLB #1019939

57 permits in 3 years54 solar

Same county and trade, ranked by permits in the last 3 years

Questions & answers

Is Mike Diamond Plumbing Heating & Air Conditioning licensed?

CSLB license #399170 is active, issued Feb 17, 1981 and valid through Jun 30, 2028, with classes C-10, C-16, C-20, C-36, C-42.

Is Mike Diamond Plumbing Heating & Air Conditioning insured and bonded?

CSLB lists workers' compensation insurance with Security National Insurance Company until Jan 1, 2027 and a $25,000 contractor bond with Merchants Bonding Company (mutual).

How many jobs has Mike Diamond Plumbing Heating & Air Conditioning done?

Building permits name the company on 1,141 jobs, including 607 plumbing, 321 remodel / addition, 130 water heater.

Where does Mike Diamond Plumbing Heating & Air Conditioning work?

Most permits are in City of Los Angeles, City of Anaheim.

Sources

Contractors State License Board — license, bond and workers' comp records (Jul 7, 2026).
Building permits — City of Los Angeles, City of Anaheim.

Answers use only the facts on this pageIs this your business? Update listing