Eca Solar

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Solar installer based in Massachusetts · active in 2 states · installer record #3911 resolved from 45 public installation records.

At a glance

Eca Solar is a solar installer with 45 recorded installations totalling 29.1 MW, dated 2002 to 2024. Its records are concentrated in Massachusetts (104%), where it ranks 135th of 463 profiled installers by volume and 3,609th of 10,536 nationally. The median installed price across 45 priced systems is $1.99/W before incentives.

Recorded installs

Total capacity

29.1 MW

DC nameplate

Median system

634.5 kW

≈ $736,411

Median price

$1.99/W

pre-incentive

Third-party owned

22%

lease / PPA

Battery attach

First recorded

2002

Last recorded

2024

Track record

Install volume by year

2002

1$9.94/W

2003

4$9.32/W

2005

2$11.62/W

2012

2016

1$2.03/W

2017

7$2.58/W

2018

5$2.49/W

2019

12$1.12/W

2020

14$1.25/W

2021

5$1.25/W

2023

2024

1$4.98/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Jan 10, 2024	Barnstable, MA	617.8 kW	$3,075,002	Host-owned · battery
Jan 1, 2023	Sharon, MA	1,200 kW	$777,672	—
Aug 10, 2021	Norfolk, MA	1,188.3 kW	$1,948,419	Host-owned
Jun 9, 2021	Canton, MA	806.9 kW	$1,008,600	Host-owned
Jun 9, 2021	Canton, MA	556.4 kW	$1,112,820	Host-owned
Jun 9, 2021	Canton, MA	247.7 kW	$309,675	Host-owned
Feb 12, 2021	Sharon, MA	651.2 kW	$777,672	Host-owned
Dec 31, 2020	Sharon, MA	330.3 kW	$440,392	Host-owned
Dec 23, 2020	Woburn, MA	1,715.6 kW	$2,565,404	Host-owned
Dec 16, 2020	Framingham, MA	217.6 kW	$225,000	Host-owned

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Service geography

Massachusetts: 47
Pennsylvania: 7

Busiest cities

Walpole, MA 8Canton, MA 7Chelsea, MA 4Brockton, MA 3Sharon, MA 3Woburn, MA 3Holliston, MA 3Philadelphia, PA 2

Record

Installer ID: PC-3911
First recorded install: Sep 4, 2002
Last recorded install: Jan 10, 2024
Priced records: 45

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How does Eca Solar compare with other installers in Massachusetts?

By recorded installations Eca Solar ranks 135th among the 463 installers based in Massachusetts with five or more records. Its median price of $1.99/W is about half of the Massachusetts median of $4.17/W (the installer's median covers every state it works in). Its median system, 634.5 kW, is about 85 times the state median of 7.5 kW. 22% of its recorded installations are third-party owned (lease or power-purchase agreement), against 47% across Massachusetts. 2% include battery storage, compared with 4% of Massachusetts records. Installers of similar recorded volume in Massachusetts include Pioneer Electric (46), Jeffrey Constantine (46) and John Rodrigue (46).

How has Eca Solar's installation volume changed?

Eca Solar's earliest dated installation on record is from 2002. It has recorded installations in 12 calendar years. The busiest year was 2020, with 14 installations. 2024, its latest year with records, has 1. Its median price per watt moved from $9.94/W in 2002 to $4.98/W in 2024. The most recent recorded installation is dated Jan 10, 2024.

Where does Eca Solar install solar?

Recorded installations span 2 states: Massachusetts (47, 104%) and Pennsylvania (7, 16%). The cities with the most of its installations are Walpole, MA (8), Canton, MA (7), Chelsea, MA (4), Brockton, MA (3) and Sharon, MA (3).

Frequently asked questions

How many solar installations has Eca Solar completed?

PanelCensus records 45 installations by Eca Solar, from Sep 4, 2002 to Jan 10, 2024, totalling 29.1 MW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Eca Solar charge for solar?

The median installed price across 45 priced systems is $1.99/W before incentives (median system 634.5 kW, about $736,411). The Massachusetts median is $4.17/W.

Where does Eca Solar install solar?

Recorded installs span 2 states, led by Massachusetts (47) and Pennsylvania (7). Its busiest city is Walpole, MA.

Is Eca Solar still installing solar?

The most recent installation attributed to Eca Solar in the public records is dated Jan 10, 2024; 2024 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Eca Solar install leased or PPA solar systems?

10 recorded installations by Eca Solar (22%) are third-party owned — a lease or power-purchase agreement; across Massachusetts the share is 47%.

Does Eca Solar install battery storage?

1 recorded installation by Eca Solar (2%) includes a battery.

Related installers and places

Dataset updated September 2026 . Sources: LBNL Tracking the Sun + permit and program records; installer resolved by exact-normalized name matching.

About this data

Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published September 21, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.

Cite as: PanelCensus, “Eca Solar, solar installer (Massachusetts)”, https://panelcensus.com/installers/massachusetts/eca-solar-3911 (data as of September 21, 2026).