On February 4, 2026, Lunar Energy, the leader in integrated home battery systems and Virtual Power Plant software, announced it raised $102 million in an oversubscribed Series D round led by B Capital and Prelude Ventures. This round follows a previously unannounced Series C financing of $130 million led by Activate Capital, resulting in a total of $232 million in new funding. Wilson Sonsini Goodrich & Rosati advised Lunar Energy on these financing transactions.

These commitments will accelerate Lunar’s mission of powering every home with clean, reliable, and affordable energy with its suite of hardware and software products. The investment will also help scale Lunar’s AI-driven distributed power software platform – Lunar Gridshare.

The Wilson Sonsini team that advised Lunar Energy on these transactions includes Scott Zimmermann, Virginia Milner, Angela Chan, Randy Lewis, Alison Dietze, and Kristy Strohm.

For more information, please see Lunar Energy’s news release.