Csi Electrical Contractors

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Solar installer based in California · installer record #3181 resolved from 116 public installation records.

At a glance

Csi Electrical Contractors is a solar installer with 116 recorded installations totalling 33.9 MW, dated 2011 to 2025. All of its records are in California, where it ranks 1313th of 6,220 profiled installers by volume and 2,125th of 10,536 nationally. The median installed price across 94 priced systems is $0.66/W before incentives.

Recorded installs

116

Total capacity

33.9 MW

DC nameplate

Median system

206.2 kW

≈ $100,000

Median price

$0.66/W

pre-incentive · 94 priced

Third-party owned

88%

lease / PPA

Battery attach

First recorded

2011

Last recorded

2025

Track record

Install volume by year

2011

2013

5$4.26/W

2016

2$2.56/W

2017

2$2.30/W

2018

2020

7$0.66/W

2021

7$4.08/W

2022

11$0.47/W

2023

11$0.54/W

2024

47$0.60/W

2025

25$1.02/W

Bars: recorded installs · right column: this installer's median $/W that year.

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Sep 25, 2025	Rowland Heights, CA	768.1 kW	$1,000,000	Third-party
Sep 23, 2025	La Puente, CA	845.6 kW	$1,000,000	Third-party
Sep 16, 2025	Norco, CA	332.1 kW	$100,000	Third-party
Sep 10, 2025	Rowland Heights, CA	48.1 kW	$100,000	Third-party
Aug 25, 2025	Corona, CA	325.7 kW	$1,000,000	Third-party
Aug 20, 2025	Corona, CA	213.3 kW	$100,000	Third-party
Aug 20, 2025	Corona, CA	234.9 kW	$100,000	Third-party
Jul 17, 2025	Walnut, CA	245.7 kW	$1,000,000	Third-party
Jul 15, 2025	Norco, CA	145.8 kW	$100,000	Third-party
Jul 15, 2025	West Covina, CA	152.2 kW	$1,000,000	Third-party

See all 116 installations →searchable & filterable; export to CSV with a free account

Service geography

California: 119

Busiest cities

Corona, CA 35Alhambra, CA 11Norco, CA 10Buena Park, CA 7Palmdale, CA 6Baldwin Park, CA 6Van Nuys, CA 5La Puente, CA 5

Record

Installer ID: PC-3181
First recorded install: Dec 16, 2011
Last recorded install: Sep 25, 2025
Priced records: 94

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How does Csi Electrical Contractors compare with other installers in California?

By recorded installations Csi Electrical Contractors ranks 1313th among the 6,220 installers based in California with five or more records. Its median price of $0.66/W is about 85% below the California median of $4.26/W. Its median system, 206.2 kW, is about 35 times the state median of 5.9 kW. 88% 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 MEDALLION PLUMBING (117), TRI POINTE HOMES HOLDINGS INC (117) and Air Tech Hbac (116).

How has Csi Electrical Contractors's installation volume changed?

Csi Electrical Contractors's earliest dated installation on record is from 2011. It has recorded installations in 11 calendar years. The busiest year was 2024, with 47 installations. 2025, its latest year with records, has 25. Its median price per watt moved from $4.26/W in 2013 to $1.02/W in 2025. The most recent recorded installation is dated Sep 25, 2025.

Where does Csi Electrical Contractors install solar?

All recorded installations are in California. The cities with the most of its installations are Corona, CA (35), Alhambra, CA (11), Norco, CA (10), Buena Park, CA (7) and Palmdale, CA (6).

Frequently asked questions

How many solar installations has Csi Electrical Contractors completed?

PanelCensus records 116 installations by Csi Electrical Contractors, from Dec 16, 2011 to Sep 25, 2025, totalling 33.9 MW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Csi Electrical Contractors charge for solar?

The median installed price across 94 priced systems is $0.66/W before incentives (median system 206.2 kW, about $100,000). The California median is $4.26/W.

Where does Csi Electrical Contractors install solar?

All 116 recorded installations are in California, the most of them in Corona.

Is Csi Electrical Contractors still installing solar?

The most recent installation attributed to Csi Electrical Contractors in the public records is dated Sep 25, 2025; 2025 has 25 recorded installations. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Csi Electrical Contractors install leased or PPA solar systems?

102 recorded installations by Csi Electrical Contractors (88%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Csi Electrical Contractors install battery storage?

0 recorded installations by Csi Electrical Contractors (0%) include a battery.

Related installers and places

Dataset updated September 2026 . 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, “Csi Electrical Contractors, solar installer (California)”, https://panelcensus.com/installers/california/csi-electrical-contractors-3181 (data as of September 21, 2026).