E2 Solar

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Solar installer based in Massachusetts · active in 2 states · installer record #3846 resolved from 905 public installation records.

Recorded installs

905

Total capacity

7.3 MW

DC nameplate

Median system

7 kW

≈ $34,166

Median price

$4.85/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2007

Last recorded

2023

Track record

Install volume by year

2007

7$14.47/W

2008

13$8.90/W

2009

44$6.97/W

2010

27$5.80/W

2011

45$5.67/W

2012

54$5.31/W

2013

46$4.97/W

2014

58$4.95/W

2015

72$5.13/W

2016

88$5.10/W

2017

80$4.73/W

2018

68$4.45/W

2019

65$4.35/W

2020

61$4.26/W

2021

60$4.14/W

2022

66$4.11/W

2023

51$4.94/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Nov 24, 2023	Harwich, MA	3.4 kW	$36,687	Host-owned · battery
Oct 19, 2023	Orleans, MA	16.1 kW	$79,014	Host-owned
Aug 29, 2023	Eastham, MA	9.8 kW	$53,625	Host-owned
Jul 26, 2023	Eastham, MA	10.6 kW	$52,063	Host-owned
Jul 24, 2023	Eastham, MA	6.8 kW	$38,990	Host-owned
Jul 19, 2023	Wellfleet, MA	12.2 kW	$64,966	Host-owned
Jul 14, 2023	Dennis, MA	5.5 kW	$32,855	Host-owned
Jul 10, 2023	Brewster, MA	7.7 kW	$42,075	Host-owned
Jun 13, 2023	Dennis, MA	6.4 kW	$36,889	Host-owned
Jun 12, 2023	Sandwich, MA	9.4 kW	$44,607	Host-owned

Service geography

Massachusetts: 816
Oregon: 89

Busiest cities

Falmouth, MA 134Wellfleet, MA 90Brewster, MA 82Harwich, MA 79Barnstable, MA 71Orleans, MA 50Truro, MA 50Eastham, MA 48

Record

Installer ID: PC-3846
First recorded install: Aug 6, 2007
Last recorded install: Nov 24, 2023
Priced records: 905

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Frequently asked questions

How many solar installations has E2 Solar completed?

The Tracking the Sun dataset records 905 installations by E2 Solar, from Aug 6, 2007 to Nov 24, 2023, totalling 7.3 MW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does E2 Solar charge for solar?

The median installed price across 905 priced systems is $4.85/W pre-incentive (median system 7 kW, ≈ $34,166). Third-party-owned (lease/PPA) share: 0%.

Where does E2 Solar install solar?

Recorded installs span 2 states, led by Massachusetts (816), Oregon (89).

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