PanelCensus

Onesun Solar Solutions

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Solar installer based in California · installer record #8922 resolved from 9 public installation records.

At a glance

Onesun Solar Solutions is a solar installer with 9 recorded installations totalling 71 kW, dated 2017 to 2020. All of its records are in California, where it ranks 4416th of 6,010 profiled installers by volume and 7,628th of 10,537 nationally.

Recorded installs
9
Total capacity
71 kW
DC nameplate
Median system
7.3 kW
≈ $30,800
Median price
—
too few priced systems
Third-party owned
0%
lease / PPA
Battery attach
0%
First recorded
2017
Last recorded
2020

Track record

Install volume by year

2017
4
2018
3
2020
2

Recorded installs per year.

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Sep 17, 2020Corona, CA6.9 kW$20,000Host-owned
Jan 6, 2020Huntington Beach, CA10.2 kW$29,800Host-owned
Oct 4, 2018Duarte, CA8.9 kW$37,068Host-owned
Aug 20, 2018Bakersfield, CA7.2 kW$26,500Host-owned
May 14, 2018Bakersfield, CA8.3 kW$32,784Host-owned
Nov 30, 2017Bakersfield, CA7.6 kW$28,500Host-owned
Oct 16, 2017Bakersfield, CA7.2 kW$30,800Host-owned
Oct 13, 2017Bakersfield, CA7.2 kW$33,850Host-owned
Aug 21, 2017Bakersfield, CA7.2 kW$33,000Host-owned

Service geography

Busiest cities

Bakersfield, CA 6Huntington Beach, CA 1Corona, CA 1Duarte, CA 1

Record

Installer ID
PC-8922
First recorded install
Aug 21, 2017
Last recorded install
Sep 17, 2020
Priced records
9

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How does Onesun Solar Solutions compare with other installers in California?

By recorded installations Onesun Solar Solutions ranks 4416th among the 6,010 installers based in California with five or more records. Its median system, 7.3 kW, is about 23% above the state median of 5.9 kW. 0% of its recorded installations are third-party owned (lease or power-purchase agreement), against 29% across California. 0% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include Mister Sparky Electric (9), Monterey Bay Electric (9) and One Sun (9).

How has Onesun Solar Solutions's installation volume changed?

Onesun Solar Solutions's earliest dated installation on record is from 2017. It has recorded installations in 3 calendar years. The busiest year was 2017, with 4 installations. 2020, its latest year with records, has 2. Its median price per watt moved from $4.43/W in 2017 to $2.90/W in 2020. The most recent recorded installation is dated Sep 17, 2020. No installation in the public records is dated within the last three years.

Where does Onesun Solar Solutions install solar?

All recorded installations are in California. The cities with the most of its installations are Bakersfield, CA (6), Huntington Beach, CA (1), Corona, CA (1) and Duarte, CA (1).

Frequently asked questions

How many solar installations has Onesun Solar Solutions completed?

PanelCensus records 9 installations by Onesun Solar Solutions, from Aug 21, 2017 to Sep 17, 2020, totalling 71 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Onesun Solar Solutions charge for solar?

The median installed price across 9 priced systems from all years is $3.96/W before incentives (median system 7.3 kW, about $30,800). The California median is $4.26/W. Prices are the total project cost reported to state programs, so they can include work billed with the solar.

Where does Onesun Solar Solutions install solar?

All 9 recorded installations are in California, the most of them in Bakersfield.

Is Onesun Solar Solutions still installing solar?

The most recent installation attributed to Onesun Solar Solutions in the public records is dated Sep 17, 2020; 2020 has 2 recorded installations. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Onesun Solar Solutions install leased or PPA solar systems?

0 recorded installations by Onesun Solar Solutions (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Onesun Solar Solutions install battery storage?

0 recorded installations by Onesun Solar Solutions (0%) include a battery.

Related installers and places

Dataset updated . Sources: LBNL Tracking the Sun + permit and program records; installer resolved by exact-normalized name matching.

About this data

Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published September 21, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.

Cite as: PanelCensus, “Onesun Solar Solutions, solar installer (California)”, https://panelcensus.com/installers/california/onesun-solar-solutions-8922 (data as of September 21, 2026).