Blackstone and Halliburton are investing $1 billion in VoltaGrid, a Houston-based advanced energy management and generation company. The capital will accelerate deployment of the company's behind-the-meter power generation solutions for data centers, microgrids, and industrial applications. This represents a significant bet on distributed energy infrastructure as AI-driven data center demand continues to surge across the United States, where power grid constraints have become a critical bottleneck for new facility development.

Founded in 2020, VoltaGrid has also agreed to acquire Propell, a key supplier, as part of the transaction. Both deals are expected to close in mid-2026. The partnership provides VoltaGrid with access to Blackstone's substantial capital resources and Halliburton's deep operational expertise in energy markets, positioning the company to scale rapidly.

The investment arrives as data centers confront escalating pressure to secure reliable power supplies amid expanding AI computing requirements. Behind-the-meter generation enables facilities to produce power on-site rather than depending entirely on grid infrastructure. The move signals growing interest from major private equity and energy firms in solutions that address power constraints facing data center operators nationwide.