Earnest Company

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Solar installer based in California · installer record #3862 resolved from 13 public installation records.

Recorded installs

Total capacity

83 kW

DC nameplate

Median system

6.1 kW

≈ $37,843

Median price

$6.28/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2006

Last recorded

2021

Track record

Install volume by year

2006

1$8.68/W

2007

2$9.13/W

2008

2$8.02/W

2009

2$6.48/W

2010

1$5.31/W

2012

2$6.07/W

2019

2$2.67/W

2021

1$3.91/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 19, 2021	Redwood City, CA	3.2 kW	$12,500	Host-owned
Apr 19, 2019	Los Altos Hills, CA	3.2 kW	$10,000	Host-owned
Apr 17, 2019	Los Altos Hills, CA	8.8 kW	$20,000	Host-owned
Oct 11, 2012	Los Altos, CA	10.6 kW	—	Host-owned
Mar 22, 2012	Palo Alto, CA	6.7 kW	$40,785	Host-owned
Dec 17, 2010	Woodside, CA	9.4 kW	$50,000	Host-owned
Dec 18, 2009	Los Altos, CA	5.4 kW	$34,900	Host-owned
Sep 1, 2009	Menlo Park, CA	2 kW	—	Host-owned
Sep 15, 2008	Los Altos, CA	3.2 kW	$26,000	Host-owned
Apr 1, 2008	Los Altos, CA	5.8 kW	$46,039	Host-owned

Service geography

California: 13

Busiest cities

Los Altos, CA 4Palo Alto, CA 2Los Altos Hills, CA 2Los Altos Hills, CA 2Woodside, CA 1Redwood City, CA 1Menlo Park, CA 1

Record

Installer ID: PC-3862
First recorded install: Dec 14, 2006
Last recorded install: Jul 19, 2021
Priced records: 10

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Frequently asked questions

How many solar installations has Earnest Company completed?

The Tracking the Sun dataset records 13 installations by Earnest Company, from Dec 14, 2006 to Jul 19, 2021, totalling 83 kW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does Earnest Company charge for solar?

The median installed price across 10 priced systems is $6.28/W pre-incentive (median system 6.1 kW, ≈ $37,843). Third-party-owned (lease/PPA) share: 0%.

Where does Earnest Company install solar?

Recorded installs span 1 state, led by California (13).

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