Sustainable Energy Group

Recently active

Solar installer based in California · installer record #12665 resolved from 563 public installation records.

Recorded installs

563

Total capacity

4.8 MW

DC nameplate

Median system

7.8 kW

≈ $29,335

Median price

$3.58/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2006

Last recorded

2023

Track record

Install volume by year

2006

5$8.00/W

2007

7$8.52/W

2008

6$8.30/W

2009

11$6.26/W

2010

9$5.43/W

2011

8$5.29/W

2012

13$4.74/W

2013

24$4.11/W

2014

2015

31$3.42/W

2016

40$3.42/W

2017

33$3.23/W

2018

45$3.23/W

2019

49$3.37/W

2020

27$3.31/W

2021

68$3.43/W

2022

81$3.71/W

2023

82$3.68/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Dec 26, 2023	Nevada City, CA	4.8 kW	$36,234	Host-owned
Dec 26, 2023	Grass Valley, CA	9.3 kW	$56,902	Host-owned
Dec 11, 2023	Dobbins, CA	20 kW	$66,787	Host-owned
Dec 8, 2023	Nevada City, CA	14.4 kW	$49,790	Host-owned
Dec 7, 2023	Auburn, CA	4.7 kW	$20,439	Host-owned
Dec 6, 2023	Nevada City, CA	8 kW	$35,430	Host-owned
Oct 26, 2023	Grass Valley, CA	10.4 kW	$36,148	Host-owned
Oct 26, 2023	Grass Valley, CA	13.4 kW	$44,972	Host-owned
Oct 12, 2023	Grass Valley, CA	6 kW	$16,995	Host-owned
Oct 11, 2023	Grass Valley, CA	2.4 kW	$12,116	Host-owned

Service geography

California: 563

Busiest cities

Grass Valley, CA 203Nevada City, CA 116Penn Valley, CA 62Grass Valley, CA 37Nevada City, CA 32Auburn, CA 31Colfax, CA 15Rough And Ready, CA 9

Record

Installer ID: PC-12665
First recorded install: Jun 22, 2006
Last recorded install: Dec 26, 2023
Priced records: 511

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Frequently asked questions

How many solar installations has Sustainable Energy Group completed?

The Tracking the Sun dataset records 563 installations by Sustainable Energy Group, from Jun 22, 2006 to Dec 26, 2023, totalling 4.8 MW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does Sustainable Energy Group charge for solar?

The median installed price across 511 priced systems is $3.58/W pre-incentive (median system 7.8 kW, ≈ $29,335). Third-party-owned (lease/PPA) share: 0%.

Where does Sustainable Energy Group install solar?

Recorded installs span 1 state, led by California (563).

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