Cape Raises $100M to Revolutionize Mobile Security with Privacy-Driven Telecom Infrastructure

March 21, 2026
Cape Raises $100M to Revolutionize Mobile Security with Privacy-Driven Telecom Infrastructure
  • The article emphasizes financial and strategic milestones, highlighting performance and funding trajectory rather than opinion.

  • Its security features include daily rotation of SIM identifiers to prevent device tracking, protection against SS7-based location monitoring and call interception, end-to-end encryption for some messaging, user-controlled SIM swap safeguards, and minimal data retention.

  • Cape targets consumers, enterprises, and government agencies, emphasizing foundational network-level security rather than relying on apps or add-ons.

  • The Series C was co-led by Bain Capital Ventures and IVP, underscoring strong investor interest in secure next-generation mobile infrastructure.

  • Cape operates its own mobile core while leasing towers from traditional carriers, enabling security features to be embedded at the network layer and reducing exposure to cellular threats.

  • The company’s post-money valuation was reported at $900 million.

  • Cape, a privacy-focused MVNO that builds its own mobile core and leases traditional telecom infrastructure to embed security at the network layer, raised $100 million in a Series C round, bringing total funding to about $191 million.

  • The funding comes as concerns grow over vulnerabilities in traditional cellular networks due to breaches, surveillance risks, and outdated infrastructure, creating demand for more secure alternatives.

  • CEO John Doyle notes that cellular networks inherently track users and that Cape redesigned a telco from the ground up to fix core network vulnerabilities.

  • With the new capital, Cape plans to expand infrastructure, accelerate sector adoption, and advance its privacy-focused telecom stack to position itself as a next-generation alternative to legacy carriers.

  • Cape supports multiple secondary numbers on a single SIM and encrypted voicemail, appealing to a broad range of clients seeking stronger mobile security.

  • Cape’s revenue grew from $4.5 million in 2024 to $37 million in 2025, indicating rapid growth.

Summary based on 3 sources


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