Chain Reaction Ltd. is a San Jose, California-based semiconductor manufacturing company founded in 2019, engineering disruptive blockchain and privacy technologies to accelerate compute performance and enable scalable, secure solutions for complex global challenges. The company develops custom ASICs and systems optimized for energy-efficient, high-performance computing, partnering with cloud providers and data centers to transform compute infrastructure. Chain Reaction's flagship 3PU™ (Privacy Processor) dramatically accelerates real-time operations of Privacy Enhancing Technologies (PETs) on encrypted data, turning the cloud into a trusted environment for verticals that rely on confidential big data, including financial institutions, healthcare & big pharma, defense & government, and oil & gas. The company's purpose-built, custom-designed solutions prioritize security, scalability, and sustainability, enabling green computing that protects people, privacy, and the planet. With 51-200 employees and a focus on innovation at the intersection of blockchain, privacy, and high-performance compute, Chain Reaction continues to advance next-generation infrastructure for secure, efficient digital ecosystems. As of January 2, 2026, Chain Reaction is active with ongoing ASIC development, 3PU™ deployment, and partnerships in blockchain and privacy-enhanced computing.

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