All industries › Utility solar › Vermont › GMP Solar - Williamstown
Utility solar · Orange County, Vermont
GMP Solar - Williamstown
A 5 MW utility solar project in Orange County, Vermont. GMP Solar - Williamstown is built and in service. Public records name Green Mountain Power Corp as its developer. No public record read so far names its builder.
The record
What the public record says about GMP Solar - Williamstown, as of 23 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2016 |
| Size | 5 MW |
| Location | Orange County, Vermont (to about 10 km) |
| Developer | Green Mountain Power Corp |
| Grid operator | — |
| Builder (EPC) | Not named yet |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
Every fact in the app links to the public record behind it, with how many records agree and whether it is confirmed, reported or an estimate. What the terms mean.
What happened
Each change dated by the scene or the document, newest first.
No change on record since Groundtrace started tracking it.
Who was named on it, and when, is in the app.
Also developed by Green Mountain Power Corp
| Project | Stage | Size |
|---|---|---|
| GMP Solar - HartfordUtility solar · Windsor County, Vermont | Operating | 5 MW |
| GMP Solar - Panton HybridUtility solar · Addison County, Vermont | Operating | 5 MW |
| GMP Solar - WillistonUtility solar · Chittenden County, Vermont | Operating | 5 MW |
| GMP Solar/Storage-Ferrisburgh HybridUtility solar · Addison County, Vermont | Operating | 5 MW |
| GMP Solar/Storage-Milton HybridUtility solar · Chittenden County, Vermont | Operating | 5 MW |
| GMP Solar/Storage-Essex HybridUtility solar · Chittenden County, Vermont | Operating | 4 MW |
Also in Orange County
| Project | Stage | Size |
|---|---|---|
| Elizabeth Mines Solar 1Utility solar | Operating | 5 MW |
| Williamstown SolarUtility solar | Operating | 2 MW |
More
Questions
GMP Solar - Williamstown, in short.
Where is GMP Solar - Williamstown?
GMP Solar - Williamstown is a 5 MW utility solar project in Orange County, Vermont. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on GMP Solar - Williamstown?
GMP Solar - Williamstown is built and in service since 2016.
Who is developing GMP Solar - Williamstown?
Green Mountain Power Corp, as the public record names it.
Who is building GMP Solar - Williamstown?
No public record read so far names a builder for GMP Solar - Williamstown. Groundtrace leaves the field empty rather than guess, and fills it when a permit, a filing or the builder's own page names one.
Pricing
Free to explore. Subscribe for the full record.
Usage-based, no seats, cancel any time. Pay for what your team and your assistant actually use.
Explore
Free
- The map, by state and industry
- The next projects to break ground, per state
- A page per project, developer and grid operator
- The glossary and guides
Team
From $750 per month2,000 records included, then $0.25 per record. Month to month.
- Every project in development, with timelines
- Builders, developers and trade subcontractors
- Work contacts
- App, API and MCP server
Enterprise
Custom
- Everything in Team
- Watchlists and alerts
- New states and industries on request
- Dedicated support
Request access
Tell us what you sell. We answer within a working day.
Write to hello@groundtrace.io with your name, your company and what you sell, and we set up your access.