Sila raises $300M for silicon anode expansion; pivots beyond EV to AI, defense, robotics

<cite index="42-1">Sila, an advanced battery technology company, secured $300 million in a private equity round led by Atreides Management and Sutter Hill Ventures.</cite> The round also included 8VC, Bessemer Venture Partners, Matrix Partners, and funds advised by T. Rowe Price. <cite index="41-1">The fresh capital will help Sila make enough of its silicon-carbon anode material to power more than 100,000 EVs.</cite> <cite index="43-4">The Moses Lake, Washington plant spans 160 acres, began operations in fall 2025 with Phase 1 capacity of 2 gigawatt-hours, and Phase 2 is designed to reach 250 gigawatt-hours over five years, which would make it the largest anode production facility in the world if achieved.</cite>

<cite index="41-3">Sila's expansion arrives as electric vehicle demand in the U.S. has softened following the Trump administration's efforts to hamstring the propulsion technology; while U.S. EV sales are down this year relative to 2025, global sales are up 27% year-over-year according to Benchmark Minerals Intelligence.</cite> <cite index="43-2,43-3">Sila is pivoting its pitch to AI hardware, robotics, aerospace, and defense customers who care more about energy density than EV adoption rates; the easy EV story has weakened, but the better battery story now runs through AI infrastructure, defense, robotics, space, and devices needing more energy without more weight.</cite> The company's silicon-carbon material, branded Titan Silicon, offers ~20% higher energy density than graphite anodes.

<cite index="45-2">China controls over 90% of anode material processing and more than 80% of global battery cell production, leaving American manufacturers of critical technologies from drones to sensors exposed to single points of failure.</cite> For practitioners, Sila signals a domestic-first strategy on critical battery materials supply chains, tapping into infrastructure concerns around AI compute, military systems, and robotics. <cite index="48-3">Sila has shipped its battery material in one consumer product (the WHOOP fitness band), so the commercial traction remains early despite the funding scale.</cite> The $300M round reflects investor confidence in energy-density performance over EV-specific applications, but execution risk remains high given the 250 GWh five-year target and lack of major automaker commitments to date.