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Solar · Battery · Roofing · Electrical contractorEl Cajon, CA

Solar Tech Energy Systems Inc

Licensed since 2023 · Corporation · 278 building permits on record

CSLB #1106777 · ActiveWorkers' comp insuredBonded $25,000Verified website
License classes
C-10 ElectricalC-39 RoofingC-46 Solar
278
Permits on record
5 jurisdictions
262
Permits in 3 years
last Oct 7, 2026
59
Solar systems
1
Battery installs
Tesla most often
3
Roofing jobs
re-roofs and repairs

Work history

Building permits: San Diego County, City of Anaheim, City of Chula Vista, City of Palmdale …

Permits by year

4201912020120213202228202411320251212026
Data covers San Diego County 2024–Oct 2026; City of Anaheim 1999–Sep 2026; City of Chula Vista 2026–Oct 2026; City of Palmdale 2023–Oct 2026; City of Huntington Beach 2024–Oct 2026.

What they build

Remodel / addition
209
Solar
59
Other building work
5
Roofing
3
Battery storage
1
Main panel / service upgrade
1

Most recent permits

IssuedWorkJurisdictionZIP
Oct 7, 2026Remodel / additionSan Diego County—
Oct 2, 2026SolarCity of Chula Vista91913
Oct 2, 2026SolarCity of Huntington Beach—
Oct 1, 2026Remodel / additionSan Diego County91901
Oct 1, 2026Remodel / additionSan Diego County92040
Sep 30, 2026Remodel / additionSan Diego County92065
Sep 28, 2026Remodel / additionSan Diego County—
Sep 23, 2026Remodel / additionSan Diego County91935
Sep 23, 2026Remodel / additionSan Diego County92067
Sep 22, 2026Remodel / additionSan Diego County92065
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

Equipment they install

Building permits · company website
Batteries
  • Tesla8
  • Tesla Powerwall 35
  • Tesla Powerwall2
  • Tesla Powerwall 3 Expansion2
Solar panels
  • Qcells Q.PEAK DUO1
  • SunPower Maxeon 61
Named in their building permits. Brands on the company website: Enphase, Maxeon, Powerwall, Tesla.
Counts are permits that name the product

Where they work

Building permits

Jurisdictions

San Diego County
209
Anaheim
19
Chula Vista
18
Palmdale
18
Huntington Beach
14

Top ZIP codes

  • ZIP 9206520
  • ZIP 9204019
  • ZIP 9201919
  • ZIP 9193516
  • ZIP 9197715
  • ZIP 9202814
  • ZIP 9206713
  • ZIP 9202111
Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board
  • CSLB license#1106777 · Active
  • Business typeCorporation
  • Issued · expiresJun 30, 2023 · Jun 30, 2027
  • OfficeEl Cajon, CA 92021
  • CSLB record updatedJan 8, 2026
  • Contractor bond$25,000 · since Jan 3, 2025
  • Bond companyMerchants Bonding Company (mutual)
  • Workers' compensationWorkers' Compensation Insurance · until Nov 1, 2026
  • InsurerQbe Insurance Corporation

License classes

C-10 ElectricalC-39 RoofingC-46 Solar
Always confirm a license on cslb.ca.gov before signingCheck another license

About the company

solartechonline.com

Services

Battery storageCommercialEV chargersFinancingFree estimatesSolar installation
  • Founded2001
  • Websitesolartechonline.com
  • Brands mentionedEnphase, Maxeon, Powerwall, Tesla
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 Solar Tech Energy Systems Inc licensed?
CSLB license #1106777 is active, issued Jun 30, 2023 and valid through Jun 30, 2027, with classes C-10, C-39, C-46.
Is Solar Tech Energy Systems Inc insured and bonded?
CSLB lists workers' compensation insurance with Qbe Insurance Corporation until Nov 1, 2026 and a $25,000 contractor bond with Merchants Bonding Company (mutual).
How many jobs has Solar Tech Energy Systems Inc done?
Building permits name the company on 278 jobs, including 209 remodel / addition, 59 solar, 5 other building work.
Which batteries does Solar Tech Energy Systems Inc install?
Their permits name Tesla most often.
Where does Solar Tech Energy Systems Inc work?
Most permits are in San Diego County, City of Anaheim, City of Chula Vista.

Sources

  1. Contractors State License Board — license, bond and workers' comp records (Jan 8, 2026).
  2. Building permits — San Diego County, City of Anaheim, City of Chula Vista, City of Palmdale, City of Huntington Beach.
  3. Company website — solartechonline.com (checked Oct 8, 2026).
Answers use only the facts on this pageIs this your business? Update listing