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§ Venture Capital · Sunnyvale, CA, USA
Investing in the next generation of software infrastructure, powered by AI and Blockchain
Key people at Sancus Ventures.
Sancus Ventures is a venture capital firm investing in foundational software technologies. It targets core software building blocks: artificial intelligence, open source, and developer tools. The firm provides capital and strategic support to early-stage companies, emphasizing deep technical insight and direct guidance throughout their development.
Founded by Lake Dai, Sancus Ventures emerged from the team's collective experience as former founders. The firm originated from recognizing a gap in support for entrepreneurs during fundraising, inspiring the creation of the venture firm they wished had existed. This background underpins their "builders backing builders" philosophy.
Sancus Ventures partners with founders developing future software infrastructure and developer solutions. It connects portfolio companies with a strong community of software experts and tech industry decision-makers, offering talent and insights. The firm's vision is to be the essential partner for pioneering founders, cultivating growth in critical software.
Key people at Sancus Ventures.
Sancus Ventures is a venture capital firm dedicated to investing in the next generation of software infrastructure, with a strong focus on emerging technologies such as artificial intelligence (AI) and blockchain. Their mission centers on backing innovative startups that build foundational software tools and platforms that power the future of technology. The firm’s investment philosophy emphasizes deep technical understanding and founder empathy, supporting companies from early revenue through scaling stages. Key sectors include AI infrastructure, blockchain protocols, open source software, and developer tools. Sancus Ventures impacts the startup ecosystem by providing not only capital but also strategic guidance, customer introductions, and access to a robust network of technology leaders, helping startups accelerate product-market fit and growth.
Founded in 2022 and headquartered in San Francisco, California, Sancus Ventures was created by a team of former founders and technologists who intimately understand software infrastructure and startup challenges. The firm’s founder and managing partner, Lake Dai, brings extensive experience in early-stage startups and AI, shaping the firm’s investment framework to prioritize deep technical insight and founder alignment. The firm evolved with a clear focus on software’s core building blocks, supported by a community of over 500 software infrastructure experts and decision-makers from leading tech companies. This community-driven approach has been pivotal in sourcing deals and providing portfolio companies with real-world customer feedback and talent access.
Sancus Ventures is riding the wave of accelerated AI adoption and blockchain innovation, two of the most transformative trends in software infrastructure. The timing is critical as enterprises and developers increasingly demand scalable, efficient, and secure infrastructure to support AI models and decentralized applications. Market forces such as the rise of large language models, reinforced learning breakthroughs, and blockchain-based identity and tokenization solutions create fertile ground for Sancus’s investments. By focusing on foundational software layers and developer tools, Sancus influences the broader ecosystem by enabling startups that power the next generation of digital transformation and decentralized technologies.
Looking ahead, Sancus Ventures is poised to expand its influence by growing Fund II, refining investment strategies to increase ownership stakes, and deepening partnerships with strategic limited partners who can act as early adopters and go-to-market allies. The firm’s future trajectory will be shaped by ongoing AI innovation, blockchain maturation, and the increasing importance of open source collaboration. As software infrastructure becomes ever more critical, Sancus’s role as a builder-backed investor uniquely positions it to shape the foundational technologies that will drive the next decade of tech evolution.
Sancus Ventures has 26 tracked investments across 18 companies. The latest tracked deal is $15.0M Seed in CipherOwl in October 2025.