Twin State Sun

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Solar installer based in Massachusetts · installer record #13295 resolved from 6 public installation records.

At a glance

Twin State Sun is a solar installer with 6 recorded installations totalling 48 kW, dated 2016 to 2017. All of its records are in Massachusetts, where it ranks 405th of 463 profiled installers by volume and 9,249th of 10,536 nationally.

Recorded installs

Total capacity

48 kW

DC nameplate

Median system

7.7 kW

≈ $34,745

Median price

—

too few priced systems

Third-party owned

lease / PPA

Battery attach

First recorded

2016

Last recorded

2017

Track record

Install volume by year

2016

5$4.89/W

2017

1$4.10/W

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Jun 26, 2017	Hampden, MA	7.3 kW	$29,880	—
Nov 30, 2016	Westport, MA	9 kW	$53,208	Host-owned
Nov 25, 2016	Bedford, MA	8.1 kW	$39,609	Host-owned
Nov 2, 2016	Braintree, MA	5.4 kW	$27,726	Host-owned
Jun 21, 2016	Sutton, MA	11.6 kW	$49,000	Host-owned
Feb 24, 2016	Springfield, MA	6.5 kW	$25,920	Host-owned

Service geography

Massachusetts: 6

Busiest cities

Braintree, MA 1Westport, MA 1Hampden, MA 1Springfield, MA 1Bedford, MA 1Sutton, MA 1

Record

Installer ID: PC-13295
First recorded install: Feb 24, 2016
Last recorded install: Jun 26, 2017
Priced records: 6

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How does Twin State Sun compare with other installers in Massachusetts?

By recorded installations Twin State Sun ranks 405th among the 463 installers based in Massachusetts with five or more records. Its median system, 7.7 kW, is roughly in line with the state median of 7.5 kW. 0% of its recorded installations are third-party owned (lease or power-purchase agreement), against 47% across Massachusetts. 0% include battery storage, compared with 4% of Massachusetts records. Installers of similar recorded volume in Massachusetts include Spengler Alternative Energy Consulting (6), Spire Solar (6) and Tangent Energy Solutions (6).

How has Twin State Sun's installation volume changed?

Twin State Sun's earliest dated installation on record is from 2016. It has recorded installations in 2 calendar years. The busiest year was 2016, with 5 installations. 2017, its latest year with records, has 1. Its median price per watt moved from $4.89/W in 2016 to $4.10/W in 2017. The most recent recorded installation is dated Jun 26, 2017. No installation in the public records is dated within the last three years.

Where does Twin State Sun install solar?

All recorded installations are in Massachusetts. The cities with the most of its installations are Braintree, MA (1), Westport, MA (1), Hampden, MA (1), Springfield, MA (1) and Bedford, MA (1).

Frequently asked questions

How many solar installations has Twin State Sun completed?

PanelCensus records 6 installations by Twin State Sun, from Feb 24, 2016 to Jun 26, 2017, totalling 48 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Twin State Sun charge for solar?

The median installed price across 6 priced systems is $4.56/W before incentives (median system 7.7 kW, about $34,745). The Massachusetts median is $4.17/W.

Where does Twin State Sun install solar?

All 6 recorded installations are in Massachusetts, the most of them in Braintree.

Is Twin State Sun still installing solar?

The most recent installation attributed to Twin State Sun in the public records is dated Jun 26, 2017; 2017 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Twin State Sun install leased or PPA solar systems?

0 recorded installations by Twin State Sun (0%) are third-party owned — a lease or power-purchase agreement; across Massachusetts the share is 47%.

Does Twin State Sun install battery storage?

0 recorded installations by Twin State Sun (0%) include 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, “Twin State Sun, solar installer (Massachusetts)”, https://panelcensus.com/installers/massachusetts/twin-state-sun-13295 (data as of September 21, 2026).