Thomas Leighton
Recently activeSolar installer based in Massachusetts · installer record #58310 resolved from 19 public installation records.
At a glance
Thomas Leighton is a solar installer with 19 recorded installations totalling 188 kW, dated 2020 to 2025. All of its records are in Massachusetts, where it ranks 223rd of 463 profiled installers by volume and 5,583rd of 10,536 nationally.
Track record
Install volume by year
Bars: recorded installs · right column: this installer's median $/W that year.
Latest records
Most recent recorded installs
| Date | Location | Size | Price | Ownership |
|---|---|---|---|---|
| Nov 18, 2025 | Boston, MA | — | — | — |
| Sep 10, 2025 | Boston, MA | 5.7 kW | — | — |
| Sep 9, 2025 | Boston, MA | 12.5 kW | — | — |
| Dec 5, 2024 | Boston, MA | 11.6 kW | — | — |
| Feb 29, 2024 | Boston, MA | 2.8 kW | — | — · battery |
| Jan 30, 2023 | Boston, MA | — | — | — · battery |
| Jan 19, 2023 | Boston, MA | — | — | — · battery |
| Dec 16, 2022 | Boston, MA | — | — | — · battery |
| Dec 14, 2022 | Boston, MA | — | — | — · battery |
| Mar 24, 2022 | Boston, MA | — | — | — |
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Record
- Installer ID
- PC-58310
- First recorded install
- Sep 17, 2020
- Last recorded install
- Nov 18, 2025
- Priced records
- 0
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How does Thomas Leighton compare with other installers in Massachusetts?
By recorded installations Thomas Leighton ranks 223rd among the 463 installers based in Massachusetts with five or more records. Its median system, 5.7 kW, is about 24% below 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. 32% include battery storage, compared with 4% of Massachusetts records. Installers of similar recorded volume in Massachusetts include Sol Systems (19), Stalker Electric (19) and Project Management (19).
How has Thomas Leighton's installation volume changed?
Thomas Leighton's earliest dated installation on record is from 2020. It has recorded installations in 6 calendar years. The busiest year was 2020, with 4 installations. 2025, its latest year with records, has 3. The most recent recorded installation is dated Nov 18, 2025.
Where does Thomas Leighton install solar?
All recorded installations are in Massachusetts. The cities with the most of its installations are Boston, MA (19).
Frequently asked questions
How many solar installations has Thomas Leighton completed?
PanelCensus records 19 installations by Thomas Leighton, from Sep 17, 2020 to Nov 18, 2025, totalling 188 kW of capacity. Public reporting varies by state, so the company's true total may be higher.
What does Thomas Leighton charge for solar?
The recorded systems for Thomas Leighton do not include enough price data to compute a reliable median.
Where does Thomas Leighton install solar?
All 19 recorded installations are in Massachusetts, the most of them in Boston.
Is Thomas Leighton still installing solar?
The most recent installation attributed to Thomas Leighton in the public records is dated Nov 18, 2025; 2025 has 3 recorded installations. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.
Does Thomas Leighton install leased or PPA solar systems?
0 recorded installations by Thomas Leighton (0%) are third-party owned — a lease or power-purchase agreement; across Massachusetts the share is 47%.
Does Thomas Leighton install battery storage?
6 recorded installations by Thomas Leighton (32%) include a battery.
Related installers and places
Dataset updated . 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 July 9, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Thomas Leighton, solar installer (Massachusetts)”, https://panelcensus.com/installers/massachusetts/thomas-leighton-58310 (data as of July 9, 2026).