Spg Solar

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Solar installer based in California · active in 3 states · installer record #11957 resolved from 1,366 public installation records.

Recorded installs

1,366

Total capacity

77.8 MW

DC nameplate

Median system

5.7 kW

≈ $40,418

Median price

$7.46/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2001

Last recorded

2016

Track record

Install volume by year

2001

19$8.92/W

2002

34$10.23/W

2003

55$8.76/W

2004

127$8.07/W

2005

105$7.45/W

2006

200$7.48/W

2007

243$7.59/W

2008

269$7.29/W

2009

200$7.00/W

2010

41$6.26/W

2011

23$4.41/W

2012

29$4.18/W

2013

10$3.19/W

2014

8$2.87/W

2016

2$2.72/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Jul 29, 2016	Auburn, CA	99.2 kW	—	Host-owned
Mar 4, 2016	Riverside, CA	1,014.4 kW	$2,760,237	Host-owned
Nov 12, 2014	Los Molinos, CA	1,094.4 kW	$2,759,258	Host-owned
Nov 6, 2014	Fullerton, CA	287.5 kW	—	—
Oct 13, 2014	Stockton, CA	1,128 kW	—	Host-owned
Sep 12, 2014	Mountain View, CA	428.3 kW	$1,837,722	Host-owned
Jul 30, 2014	Saint Helena, CA	15.6 kW	—	Host-owned
May 16, 2014	Exeter, CA	1,130.4 kW	$3,241,991	Third-party
May 5, 2014	Los Molinos, CA	298.8 kW	$719,487	Host-owned
Mar 7, 2014	Los Angeles, CA	93.6 kW	$385,629	Host-owned

Service geography

California: 1,343
Arizona: 22
Massachusetts: 1

Busiest cities

Chico, CA 81Oroville, CA 81San Rafael, CA 72Mill Valley, CA 64Santa Rosa, CA 61Novato, CA 57Napa, CA 52Petaluma, CA 36

Record

Installer ID: PC-11957
First recorded install: May 24, 2001
Last recorded install: Jul 29, 2016
Priced records: 1,263

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Frequently asked questions

How many solar installations has Spg Solar completed?

The Tracking the Sun dataset records 1,366 installations by Spg Solar, from May 24, 2001 to Jul 29, 2016, totalling 77.8 MW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does Spg Solar charge for solar?

The median installed price across 1,263 priced systems is $7.46/W pre-incentive (median system 5.7 kW, ≈ $40,418). Third-party-owned (lease/PPA) share: 5%.

Where does Spg Solar install solar?

Recorded installs span 3 states, led by California (1,343), Arizona (22), Massachusetts (1).

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