Solar developer
Matthew Markham
139 recorded solar installations developed by Matthew Markham — mostly in Massachusetts.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations developed
139
Total capacity
1.1 MW
DC nameplate
States
1
Median size
8.2 kW
Median $/W
—
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2015
1
2016
14
2017
3
2018
1
2019
4
2020
4
2021
4
2022
5
2023
1
2024
31
2025
69
2026
2
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Feb 4, 2026 | Boston, MA | 4.5 kW | — | COM · 🔋 |
| Jan 2, 2026 | Boston, MA | 6.2 kW | — | COM · 🔋 |
| Nov 12, 2025 | Boston, MA | — | — | COM |
| Nov 3, 2025 | Boston, MA | 8.5 kW | — | COM · 🔋 |
| Oct 27, 2025 | Boston, MA | 10.3 kW | — | COM |
| Oct 13, 2025 | Boston, MA | 9 kW | — | COM · 🔋 |
| Oct 9, 2025 | Boston, MA | 10.7 kW | — | COM · 🔋 |
| Oct 9, 2025 | Boston, MA | — | — | COM |
| Sep 29, 2025 | Boston, MA | 5.3 kW | — | COM · 🔋 |
| Sep 23, 2025 | Boston, MA | 10.6 kW | — | COM |
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Service geography
Frequently asked questions
How many solar installations has Matthew Markham developed?
PanelCensus records 139 installations developed by Matthew Markham, from Jul 7, 2015 to Feb 4, 2026, totalling 1.1 MW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does Matthew Markham operate?
Most recorded activity is in Massachusetts (139).