Blackstone, Halliburton to invest US$1 billion in energy startup VoltaGrid
Energy startup VoltaGrid secured a $1 billion investment from Blackstone Tactical Opportunities and Halliburton, comprising a $775 million capital raise and a $225 million secondary purchase, to accelerate power solutions for data centers, microgrids, and industrial applications. The deal also includes an undisclosed acquisition of supplier Propell Energy Technology, with all transactions expected to close in mid-2026.
Energy startup VoltaGrid announced on Monday it had secured $1 billion in equity investment from funds managed by Blackstone Tactical Opportunities and oilfield services company Halliburton. The investment consists of a $775 million capital raise and a $225 million secondary purchase from existing shareholders, aimed at accelerating the development of power generation solutions for data centers, microgrids, and industrial applications. VoltaGrid also revealed a separate agreement to acquire Propell Energy Technology, one of its suppliers, for an undisclosed amount. The transactions are expected to finalize in mid-2026. The funding will support VoltaGrid’s expansion into critical energy infrastructure, addressing growing demand for reliable power in high-consumption sectors. Halliburton’s involvement highlights a strategic partnership between energy technology and traditional oilfield services. The investment underscores a broader trend of private equity and corporate players backing innovative energy solutions. VoltaGrid’s focus on scalable power systems aligns with the rising need for resilient energy grids in data-heavy industries. Reporting for the deal was conducted by Vallari Srivastava in Bengaluru, with editing by Devika Syamnath.
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