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Battery storage · Harris County, Texas
Callisto I Energy Center
A 223 MW battery storage project in Harris County, Texas. Callisto I Energy Center is built and in service. Public records name Callisto I Energy Center as its developer. A builder is on record; its name and the people to call are in the app.
The record
What the public record says about Callisto I Energy Center, as of 25 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2024 |
| Size | 223 MW |
| Location | Harris County, Texas (to about 10 km) |
| Developer | Callisto I Energy Center |
| Grid operator | — |
| Builder (EPC) | on record, in the app |
| 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 in Harris County
| Project | Stage | Size |
|---|---|---|
| Beacon StorageBattery storage | Under construction | 409 MW |
| Sigma StorageBattery storage | Under construction | 408 MW |
| Callisto II Energy CenterBattery storage | Under construction | 203 MW |
| Kegans BESS (Houston IV BESS)Battery storage | Under construction | 165 MW |
| Pamela Heights IBattery storage | Under construction | 102 MW |
| BRIDGELAND PV SEC 36Utility solar | Under construction | 53 acres |
More
Questions
Callisto I Energy Center, in short.
Where is Callisto I Energy Center?
Callisto I Energy Center is a 223 MW battery storage project in Harris County, Texas. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on Callisto I Energy Center?
Callisto I Energy Center is built and in service since 2024.
Who is developing Callisto I Energy Center?
Callisto I Energy Center, as the public record names it.
Who is building Callisto I Energy Center?
A builder is named for Callisto I Energy Center in the public record. Its name, the trade subcontractors and the people to call are in the subscriber record, each with the record that names it.
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