All industries › Battery storage › California › GATEWAY ENERGY STORAGE
Battery storage · San Diego County, California
GATEWAY ENERGY STORAGE
A 250 MW battery storage project in San Diego County, California. GATEWAY ENERGY STORAGE is built and in service. Public records name Gateway Energy Storage, LLC as its developer. No public record read so far names its builder.
The record
What the public record says about GATEWAY ENERGY STORAGE, as of 25 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2020 |
| Size | 250 MW |
| Location | San Diego County, California (to about 10 km) |
| Developer | Gateway Energy Storage, LLC |
| Grid operator | CAISO |
| 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 in San Diego County
| Project | Stage | Size |
|---|---|---|
| GATEWAY ENERGY STORAGE 2Battery storage | Under construction | 256 MW |
| JVR Energy ParkUtility solar | Under construction | 90 MW |
| EAST FIELD ENERGY STORAGEBattery storage | Financed | 313 MW |
| DESERT JEWEL STORAGEBattery storage | Financed | 206 MW |
| KETTLE SOLAR ONEUtility solar | Financed | 90 MW |
| ESCONDIDO ENERGY CENTER 2Battery storage | Financed | 33 MW |
More
Questions
GATEWAY ENERGY STORAGE, in short.
Where is GATEWAY ENERGY STORAGE?
GATEWAY ENERGY STORAGE is a 250 MW battery storage project in San Diego County, California, in CAISO's interconnection queue. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on GATEWAY ENERGY STORAGE?
GATEWAY ENERGY STORAGE is built and in service since 2020.
Who is developing GATEWAY ENERGY STORAGE?
Gateway Energy Storage, LLC, as the public record names it.
Who is building GATEWAY ENERGY STORAGE?
No public record read so far names a builder for GATEWAY ENERGY STORAGE. 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 $1,500 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.