A1 Solar Power

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Solar installer based in California · active in 2 states · installer record #185 resolved from 3,740 public installation records.

Recorded installs

3,740

Total capacity

17.3 MW

DC nameplate

Median system

4.3 kW

≈ $30,195

Median price

$6.63/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2009

Last recorded

2019

Track record

Install volume by year

2009

1$5.36/W

2011

13$5.66/W

2012

302$7.10/W

2013

899$6.47/W

2014

1,076$7.00/W

2015

788$6.69/W

2016

656$6.52/W

2017

4$6.91/W

2019

1$6.86/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
May 20, 2019	Los Angeles, CA	5 kW	$34,560	Host-owned
Apr 18, 2017	Oceanside, CA	7.1 kW	$46,000	Host-owned
Feb 20, 2017	Romoland, CA	6 kW	$42,137	Host-owned
Jan 4, 2017	Pacoima, CA	2.8 kW	$19,000	Host-owned
Jan 4, 2017	Joshua Tree, CA	5.2 kW	$72,000	Host-owned
Dec 13, 2016	Sun City, CA	5.4 kW	$62,973	Host-owned
Dec 8, 2016	Pomona, CA	4.3 kW	$34,000	Host-owned
Nov 28, 2016	Los Angeles, CA	3.7 kW	$31,855	Host-owned
Nov 28, 2016	Sherman Oaks, CA	5.2 kW	$35,000	Host-owned
Nov 22, 2016	Los Angeles, CA	6.7 kW	$46,032	Host-owned

Service geography

California: 3,739
Arizona: 1

Busiest cities

San Diego, CA 110Los Angeles, CA 101San Jose, CA 101Santa Rosa, CA 70Concord, CA 65Napa, CA 51Oakland, CA 49Stockton, CA 47

Record

Installer ID: PC-185
First recorded install: Nov 6, 2009
Last recorded install: May 20, 2019
Priced records: 1,814

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Frequently asked questions

How many solar installations has A1 Solar Power completed?

The Tracking the Sun dataset records 3,740 installations by A1 Solar Power, from Nov 6, 2009 to May 20, 2019, totalling 17.3 MW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does A1 Solar Power charge for solar?

The median installed price across 1,814 priced systems is $6.63/W pre-incentive (median system 4.3 kW, ≈ $30,195). Third-party-owned (lease/PPA) share: 6%.

Where does A1 Solar Power install solar?

Recorded installs span 2 states, led by California (3,739), Arizona (1).

Dataset updated July 2026 . Source: LBNL Tracking the Sun public dataset; installer resolved by exact-normalized name matching.