PanelCensus

Apex Solar Power

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Solar installer based in Massachusetts · active in 3 states · installer record #1040 resolved from 37 public installation records.

Data through: through Dec 2025 (LBNL Tracking the Sun; this installer's states have no monthly source yet).

At a glance

Apex Solar Power is a solar installer with 37 recorded installations totalling 291 kW, dated 2014 to 2021. Its records are concentrated in Massachusetts (84%), where it ranks 154th of 487 profiled installers by volume and 3,987th of 10,840 nationally. The median installed price across 36 priced systems from all years is $4.25/W before incentives.

Recorded installs
37
Total capacity
291 kW
DC nameplate
Median system
7.5 kW
≈ $27,766
Median price
$4.25/W
all years · 36 priced
Third-party owned
51%
lease / PPA
Battery attach
0%
First recorded
2014
Last recorded
2021

Track record

Install volume by year

2014
1
2015
2
2016
12
2019
15
2020
6
2021
1

Recorded installs per year; prices by year are in the table below.

Pricing

Price by year (solar only)

YearPriced systemsApex Solar PowerMassachusetts medianvs state
20206$4.28/W$3.46/W+24%
201915$4.26/W$3.46/W+23%
201612$4.25/W$4.50/W−6%

Median installed price per DC watt before incentives, systems without a battery, by the year in the public record. Years with fewer than five priced systems are left out.

Why a company's own figure can differ from this one
  • Timing. These prices come from state incentive filings, published about once a year, so the latest full year here is the last year of data. Prices moved down in many states after 2023; a company's current quotes can be lower (or higher) than its last full year on record.
  • Dates. A filing is dated when the program processed it, not when the job was sold, so jobs can land in a different month or year than in the company's own books.
  • What the price includes. The filed price is the whole project as reported to the program, which can include loan dealer fees, electrical panel upgrades or roof work. A company's internal figure often leaves those out.
  • Batteries. Systems flagged with a battery are excluded here; a battery the filing didn't flag can still raise a year's median.

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Jun 22, 2021Enosburgh Falls, VT4.9 kW—Host-owned
Jun 15, 2020Williamstown, MA6.9 kW$28,026Host-owned
Jun 3, 2020Great Barrington, MA5.6 kW$27,284Third-party
Mar 7, 2020Sheffield, MA4.8 kW$19,680Host-owned
Feb 13, 2020Great Barrington, MA5 kW$25,586Third-party
Jan 7, 2020Northampton, MA5.6 kW$24,500Host-owned
Jan 7, 2020Lenox, MA10.1 kW$41,985Host-owned
Dec 24, 2019Northampton, MA5.6 kW$20,891Third-party
Dec 23, 2019Southwick, MA6.4 kW$27,200Host-owned
Dec 20, 2019Great Barrington, MA7.9 kW$35,627Third-party

See all 37 installations →searchable & filterable; export to CSV with a free account

Service geography

Busiest cities

Great Barrington, MA 9Northampton, MA 5Southbury, CT 4Agawam, MA 3Williamstown, MA 2Pittsfield, MA 1Shelton, CT 1Uxbridge, MA 1

Record

Installer ID
PC-1040
First recorded install
Jul 22, 2014
Last recorded install
Jun 22, 2021
Priced records
36

Is this your company?

Owners can claim this profile free with a work email to keep the website and description current and post the company's own price figures beside ours.

If a record here isn't yours, a state is wrong, or a figure looks off, report a correction. We read every one and fix the record, usually within a few days.

How does Apex Solar Power compare with other installers in Massachusetts?

By recorded installations Apex Solar Power ranks 154th among the 487 installers based in Massachusetts with five or more records. Its all-years median price of $4.25/W is roughly in line with the Massachusetts median of $4.17/W (the installer's median covers every state it works in). Its median system, 7.5 kW, is roughly in line with the state median of 7.5 kW. 51% 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 Key Solar (38), Bruce Davis (38) and Alliance Cooperative Energy (37).

How has Apex Solar Power's installation volume changed?

Apex Solar Power's earliest dated installation on record is from 2014. It has recorded installations in 6 calendar years. The busiest year was 2019, with 15 installations. 2021, its latest year with records, has 1. Its median price per watt moved from $3.36/W in 2014 to $4.28/W in 2020. The most recent recorded installation is dated Jun 22, 2021. No installation in the public records is dated within the last three years.

Where does Apex Solar Power install solar?

Recorded installations span 3 states: Massachusetts (31, 84%), Connecticut (5, 14%) and Vermont (1, 3%). The cities with the most of its installations are Great Barrington, MA (9), Northampton, MA (5), Southbury, CT (4), Agawam, MA (3) and Williamstown, MA (2).

Frequently asked questions

How many solar installations has Apex Solar Power completed?

PanelCensus records 37 installations by Apex Solar Power, from Jul 22, 2014 to Jun 22, 2021, totalling 291 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Apex Solar Power charge for solar?

The median installed price across 36 priced systems from all years is $4.25/W before incentives (median system 7.5 kW, about $27,766). The Massachusetts median is $4.17/W. Prices are the total project cost reported to state programs, so they can include work billed with the solar.

Where does Apex Solar Power install solar?

Recorded installs span 3 states, led by Massachusetts (31), Connecticut (5) and Vermont (1). Its busiest city is Great Barrington, MA.

Is Apex Solar Power still installing solar?

The most recent installation attributed to Apex Solar Power in the public records is dated Jun 22, 2021; 2021 has 1 recorded installation. Records here run through Dec 2025 (LBNL Tracking the Sun; this installer's states have no monthly source yet), so the newest installations may not appear yet.

Does Apex Solar Power install leased or PPA solar systems?

19 recorded installations by Apex Solar Power (51%) are third-party owned — a lease or power-purchase agreement; across Massachusetts the share is 47%.

Does Apex Solar Power install battery storage?

0 recorded installations by Apex Solar Power (0%) include a battery.

Related installers and places

Dataset updated . Sources: LBNL Tracking the Sun (through 2025), monthly state program records (California DGStats, NYSERDA, NJ Clean Energy, Illinois Shines) and permit records; installer resolved by exact-normalized name matching and, for state program records, by the systems both sources share.

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, “Apex Solar Power, solar installer (Massachusetts)”, https://panelcensus.com/installers/massachusetts/apex-solar-power-1040 (data as of September 21, 2026).