California State Development Reviews
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About California State Development
California State Development specializes in residential solar installations. It offers products from brands like APsystems, Canadian Solar, Chilicon Power, Enphase Energy, Generac PWRcell, IronRidge, LG Chem, LONGi, NeoVolata and OutBack Power. Its service area extends across California.
California State Development Reviews
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- 4,823,214 reviews on ConsumerAffairs are verified.
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- We use intelligent software that helps us maintain the integrity of reviews.
- Our moderators read all reviews to verify quality and helpfulness.
Reviewed Dec. 16, 2025
They provided little or no customer support -- and now it seems they're out of business. When you Google them they come up as being permanently closed. Not sure what can be done at this point if there are system issues (and there are).
California State Development service areas
Average solar cost by service area
Solar panel costs vary based on your location and other factors. The map below shows average overall prices in California State Development’s service areas to give you a general idea of what to expect. Your specific energy needs, panel efficiency and other variables could make your costs higher or lower than these averages.
Average solar panel cost by state
| Average cost per watt | Typical system size | Average cost after ITC | Payback period | Estimated net savings | |
|---|---|---|---|---|---|
| California | $3.06 | 4.5 kW | $11,466 | 7 years | $30,000 |
Note: Costs in this table are average costs for the state and do not represent specific company pricing. "Average cost after ITC” reflects the cost after receiving the full 30% solar investment tax credit (ITC). “Estimated net savings” is the average amount residents in that state will save on electricity over 25 years, including their cost of installing a solar energy system.
» HOW MUCH? Solar panel costs in California
» EXPLORE: California solar incentives
Equipment brands sold by California State Development
As a solar installer, California State Development does not manufacture its own equipment. The company offers equipment from the following brands:
Brands offered
- APsystems
- AXITEC
- Briggs & Stratton
- Canadian Solar
- ChargePoint
- Chilicon Power
- Enphase Energy
- Fronius Solar Energy
- Generac PWRcell
- IronRidge
- JinkoSolar
- LG Chem
- LONGi
- Mission Solar
- NeoVolata
- OutBack Power
- Panasonic
- Qcells
- REC Group
- S-5!
- Silfab
- SMA
- SnapNrack
- Solaria
- Sol-Ark
- SolaX Power
- Solis
- sonnen
- Tigo
- Trina Solar
- Unirac
FAQ
Does California State Development offer a warranty?
California State Development offers 25-year energy production guarantees and 25-year warranties on panels, inverters, roof penetration protection and workmanship.
What payment options does California State Development offer?
You can pay for products and services from California State Development upfront or finance through a loan.
When was California State Development founded?
California State Development was founded in 2019.
How California State Development compares
Compare California State Development on customer reviews, availability and payment options below. Read our guide to finding the best solar energy company for more.
| Company | Customer rating | Availability | Payment options | |
|---|---|---|---|---|
California State Development | Learn More | 1.0 | California | Upfront, loans |
 SunPower | Get Started | 1.4 | Nationwide | Yes |
California State Development Company Information
- Company Name:
- California State Development
- Year Founded:
- 2019
- Address:
- 9440 Santa Monica Blvd., Ste. 301
- City:
- Beverly Hills
- State/Province:
- CA
- Postal Code:
- 90210
- Country:
- United States
- Website:
- www.calstatedev.com