# DOE Advances Eos Battery Manufacturing Expansion

The U.S. Department of Energy (DOE) has advanced an $87 million loan disbursement to Eos Energy Enterprises to expand its zinc hybrid cathode battery manufacturing facility in Warrendale, Pennsylvania, targeting a 4GWh annual production capacity. Concurrently, FlexGen Power Systems and Lightshift Energy are collaborating on 16 battery energy storage system (BESS) projects across Massachusetts, Virginia, and Vermont to enhance grid stability and capacity. Georgia Power has commissioned a 128MW BESS facility near Robins Air Force Base, Georgia, as part of a state initiative to add over 3,000MW of energy storage through multiple approved projects. These developments reflect growing federal and state investments in long-duration energy storage technologies critical for grid modernization and resilience.

- The DOE loan to Eos Energy Enterprises signals strong federal support for advanced battery manufacturing, presenting opportunities for contractors and suppliers in battery production and related infrastructure.
- The multi-state BESS projects by FlexGen and Lightshift indicate expanding demand for integrated energy storage solutions, highlighting prospects for software integrators and developer-operators in the energy storage market.
- Georgia Power's operational 128MW facility demonstrates utility-scale deployment of energy storage, with EPC contractors like Burns & McDonnell playing key roles, suggesting increased procurement activity in utility infrastructure upgrades.
- Procurement professionals should note the geographic spread of projects (Pennsylvania, Massachusetts, Virginia, Vermont, Georgia) and the involvement of federal and state agencies, which may influence contracting strategies and partnership opportunities.

**Jurisdictions:** federal
**Industries:** Energy & Utilities
**Topics:** Physical Infrastructure
**Published:** September 18, 2026

### Government Entities
- U.S. Department of Energy (DOE)
- Georgia Public Service Commission (PSC)
- Robins Air Force Base

### Vendors
- Eos Energy Enterprises (prime contractor)
- FlexGen Power Systems (software integrator)
- Lightshift Energy (developer-operator)
- Georgia Power (utility operator)
- Burns & McDonnell (EPC contractor)

### Key Quotes
> The thesis has always been bigger is better. If Im going to go build a project and mobilise a construction crew and get an interconnect position, Id much rather build 500MW than 50MW for economies of scale purposes. While I think thats true for a lot of generating resources, I think battery storage specifically as an asset class has bucked that trend.
> — Rob Greskowiak, Chief Commercial Officer, Lightshift Energy

### Sources
- [US ROUNDUP: Eos DOE loan, FlexGen-Lightshift, Georgia Power - Energy-Storage.News](https://www.energy-storage.news/us-roundup-eos-draws-us87-million-doe-loan-flexgen-lightshift-expand-to-16-projects-georgia-power-energises-128mw-facility) - Energy-Storage.News