Solar · Battery contractorLancaster, CA

Advanced Conservation Systems Inc

Licensed since 1987 · Corporation · 53 building permits on record

CSLB #508902 · ActiveWorkers' comp insuredBonded $25,000Verified website

License classes

B General BuildingC-2 Insulation & AcousticalC-46 Solar

Permits on record

2 jurisdictions

Permits in 3 years

last Oct 1, 2026

Solar systems

median 6.3 kW (n = 9)

Battery installs

Tesla Powerwall 3 most often

Roofing jobs

re-roofs and repairs

Work history

Building permits: City of Palmdale, City of Los Angeles

Permits by year

Data covers City of Palmdale 2023–Oct 2026; City of Los Angeles 2006–Oct 2026.

What they build

Solar

Electrical

HVAC

Roofing

Battery storage

Plumbing

EV charger

Main panel / service upgrade

Most recent permits

Issued	Work	Jurisdiction	ZIP
Oct 1, 2026	Battery storage	City of Palmdale	93551
Sep 29, 2026	Solar	City of Palmdale	93552
Sep 1, 2026	Solar	City of Palmdale	93551
Sep 1, 2026	Solar	City of Palmdale	93552
Aug 27, 2026	Solar	City of Palmdale	93551
Aug 20, 2026	Solar	City of Palmdale	93552
Aug 4, 2026	Solar	City of Palmdale	93552
May 27, 2026	Solar	City of Palmdale	93552
May 19, 2026	Solar	City of Palmdale	93552
Apr 30, 2026	Solar	City of Palmdale	93550

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

Tesla Powerwall 313

Solar panels

Mission Solar3

Inverters & controls

Enphase1

Named in their building permits. Brands on the company website: Enphase, Powerwall, Qcells, SolarEdge, Tesla.

Counts are permits that name the product

Where they work

Building permits

Jurisdictions

Palmdale

Los Angeles

Top ZIP codes

ZIP 9355112
ZIP 935529
ZIP 935508
ZIP 913426
ZIP 913263
ZIP 913353
ZIP 913113
ZIP 913162

Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board

CSLB license#508902 · Active
Business typeCorporation
Issued · expiresApr 10, 1987 · Apr 30, 2027
OfficeLancaster, CA 93535
CSLB record updatedOct 2, 2026

Contractor bond$25,000 · since Apr 5, 2025
Bond companyWestern Surety Company
Workers' compensationWorkers' Compensation Insurance · until Oct 1, 2027
InsurerSunz Insurance Company

License classes

B General BuildingC-2 Insulation & AcousticalC-46 Solar

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

About the company

advancedconservationsystems.com

Services

Battery storageCommercialFinancingHVACSolar installation

Certifications claimed

BBB AccreditedEnphase Installer Network

Founded1983
Websiteadvancedconservationsystems.com
Brands mentionedEnphase, Powerwall, Qcells, SolarEdge, 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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Same county and trade, ranked by permits in the last 3 years

Questions & answers

Is Advanced Conservation Systems Inc licensed?

CSLB license #508902 is active, issued Apr 10, 1987 and valid through Apr 30, 2027, with classes B, C-2, C-46.

Is Advanced Conservation Systems Inc insured and bonded?

CSLB lists workers' compensation insurance with Sunz Insurance Company until Oct 1, 2027 and a $25,000 contractor bond with Western Surety Company.

How many jobs has Advanced Conservation Systems Inc done?

Building permits name the company on 53 jobs, including 22 solar, 16 electrical, 6 hvac.

Which batteries does Advanced Conservation Systems Inc install?

Their permits name Tesla Powerwall 3 most often.

Where does Advanced Conservation Systems Inc work?

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

Sources

Contractors State License Board — license, bond and workers' comp records (Oct 2, 2026).
Building permits — City of Palmdale, City of Los Angeles.
Company website — advancedconservationsystems.com (checked Oct 8, 2026).

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