Auradine, a Silicon Valley-based provider of energy-efficient blockchain and AI infrastructure, has secured $153 million in an oversubscribed Series C funding round. The raise brings the company’s total funding to over $300 million. The round was led by StepStone Group with participation from Maverick Silicon, Premji Invest, Samsung Catalyst Fund, Qualcomm Ventures, Mayfield, MARA Holdings, GSBackers, and other existing investors.

The new capital will support Auradine’s continued product development and expansion as it aims to deliver scalable, sustainable infrastructure for data-intensive AI and blockchain workloads. As part of the announcement, Auradine also unveiled a new division called AuraLinks AI. This business group will focus on open-standards based networking solutions designed to meet the increasing bandwidth and cooling requirements of next-generation AI data centers.

AuraLinks AI brings together industry veterans from top tech firms such as Palo Alto Networks, Cisco, Juniper, Marvell, Broadcom, Google, and Microsoft, all with a history of delivering multi-billion-dollar products. The team aims to address growing infrastructure challenges in AI through cutting-edge network technologies.

Founded in 2022, Auradine provides advanced hardware, software, and cloud-based infrastructure solutions, combining deep semiconductor expertise with a mission to power the future of AI and blockchain with sustainability and innovation.