Toronto-based VPN startup Tailscale has secured US$160 million in Series C funding to expand its workplace connectivity platform. The round was led by Accel, with participation from CRV, Insight Partners, Heavybit, and Uncork Capital. CEO Avery Pennarun said the funds will support product development and hiring across engineering, product, and support roles.
Tailscale’s VPN software is used by companies including Instacart and Duolingo, and is gaining traction among AI developers needing fast, secure access between chips and cloud systems. Clients include Cohere, Groq, Hugging Face, and Mistral. Tailscale previously raised US$117M and reached unicorn status in 2022.
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