Ei Solutions

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Solar installer based in California · installer record #4062 resolved from 17 public installation records.

At a glance

Ei Solutions is a solar installer with 17 recorded installations totalling 6.4 MW, dated 2004 to 2010. All of its records are in California, where it ranks 3471st of 6,220 profiled installers by volume and 5,791st of 10,536 nationally. The median installed price across 13 priced systems is $7.95/W before incentives.

Recorded installs

Total capacity

6.4 MW

DC nameplate

Median system

148.5 kW

≈ $1,868,047

Median price

$7.95/W

pre-incentive

Third-party owned

24%

lease / PPA

Battery attach

First recorded

2004

Last recorded

2010

Track record

Install volume by year

2004

2005

2006

6$6.35/W

2007

5$7.05/W

2008

7$8.54/W

2009

4$8.32/W

2010

1$8.81/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Mar 4, 2010	Valley Center, CA	1,135.7 kW	$10,000,000	Third-party
Oct 27, 2009	Corte Madera, CA	110.9 kW	$963,000	Host-owned
Sep 3, 2009	Corte Madera, CA	124.7 kW	$993,000	Host-owned
Apr 6, 2009	Big Sur, CA	207.9 kW	$1,868,047	Third-party
Jan 12, 2009	Visalia, CA	1,155.8 kW	$7,790,243	Third-party
Dec 17, 2008	Santa Barbara, CA	138.9 kW	—	—
Dec 17, 2008	Santa Barbara, CA	200 kW	—	—
Dec 17, 2008	Santa Barbara, CA	138.9 kW	—	—
Dec 17, 2008	Santa Barbara, CA	200 kW	—	Third-party
Apr 10, 2008	El Segundo, CA	601 kW	$4,936,091	Host-owned

See all 17 installations →searchable & filterable; export to CSV with a free account

Service geography

California: 28

Busiest cities

Mountain View, CA 4Santa Barbara, CA 4Healdsburg, CA 2Richmond, CA 2Corte Madera, CA 2Vacaville, CA 2El Segundo, CA 1Burbank, CA 1

Record

Installer ID: PC-4062
First recorded install: Nov 10, 2004
Last recorded install: Mar 4, 2010
Priced records: 13

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How does Ei Solutions compare with other installers in California?

By recorded installations Ei Solutions ranks 3471st among the 6,220 installers based in California with five or more records. Its median price of $7.95/W is about 87% above the California median of $4.26/W. Its median system, 148.5 kW, is about 25 times the state median of 5.9 kW. 24% 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 Eagle Energy (17), Earnest Company (17) and Eco Development Group (17).

How has Ei Solutions's installation volume changed?

Ei Solutions's earliest dated installation on record is from 2004. It has recorded installations in 7 calendar years. The busiest year was 2008, with 7 installations. 2010, its latest year with records, has 1. Its median price per watt moved from $6.35/W in 2006 to $8.81/W in 2010. The most recent recorded installation is dated Mar 4, 2010. No installation in the public records is dated within the last three years.

Where does Ei Solutions install solar?

All recorded installations are in California. The cities with the most of its installations are Mountain View, CA (4), Santa Barbara, CA (4), Healdsburg, CA (2), Richmond, CA (2) and Corte Madera, CA (2).

Frequently asked questions

How many solar installations has Ei Solutions completed?

PanelCensus records 17 installations by Ei Solutions, from Nov 10, 2004 to Mar 4, 2010, totalling 6.4 MW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Ei Solutions charge for solar?

The median installed price across 13 priced systems is $7.95/W before incentives (median system 148.5 kW, about $1,868,047). The California median is $4.26/W.

Where does Ei Solutions install solar?

All 17 recorded installations are in California, the most of them in Mountain View.

Is Ei Solutions still installing solar?

The most recent installation attributed to Ei Solutions in the public records is dated Mar 4, 2010; 2010 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Ei Solutions install leased or PPA solar systems?

4 recorded installations by Ei Solutions (24%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Ei Solutions install battery storage?

0 recorded installations by Ei Solutions (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, “Ei Solutions, solar installer (California)”, https://panelcensus.com/installers/california/ei-solutions-4062 (data as of September 21, 2026).