SubImage Inc.

SubImage Inc. , based in the US, provides advanced tools for cloud security management, integrating seamlessly with various environments to enhance organizational security and operational integrity. SubImage Inc. focuses on delivering a managed Cloud Native Application Protection Platform (CNAPP) that offers continuous security mapping of cloud infrastructures.

Founded in 2024 in San Francisco, US, the company completed its Seed funding round in November 2025, raising USD 4. 2 mn from investors including FundersClub, Y Combinator, Phosphor Capital, and Transpose Platform Management. The founder has a rich history in technology startups, demonstrating extensive expertise in the sector. SubImage offers a comprehensive managed Cloud Native Application Protection Platform (CNAPP) that integrates seamlessly with cloud environments, SaaS, and on-premises systems.

Built on the foundation of Cartography, an open-source security graph developed at Lyft, SubImage provides organizations with a continuous and secure mapping of their entire infrastructure, identifying exposed assets and misconfigurations to enhance their security posture. The platform operates via a read-only API, ensuring agentless integration with major cloud providers such as AWS, GCP, and Azure, as well as identity management systems like Okta. Targeting enterprises with complex cloud architectures, SubImage serves a diverse client base across various sectors, including technology, finance, and healthcare, primarily within North America and Europe. The end users benefit from a unified and actionable view of their security landscape, allowing them to prioritize remediations based on contextual relevance.

The revenue model for SubImage is structured around subscription-based services, providing clients with ongoing access to its managed CNAPP solutions. Businesses typically engage with SubImage through direct partnerships, utilizing the platform's capabilities to continuously map and secure their cloud environments. Clients pay for access to the platform, which includes features such as automated asset discovery, compliance monitoring, and integration with existing security tools like SIEM and SOAR systems. While specific pricing details for individual services are not disclosed, the subscription model allows for scalable solutions based on the client's needs.

The platform's flagship offering emphasizes not only security and compliance but also a user-friendly experience that facilitates immediate insights and actionable recommendations for mitigation. In November 2025, SubImage Inc. raised USD 4. 2 mn in seed funding to support its growth initiatives.

The company plans to expand its engineering team, enhance pilot program capacity, and develop tools for faster resolution of cloud security issues. Furthermore, SubImage aims to launch new products that will further streamline security processes for its clients. The recent funding will directly support these developments, laying the groundwork for future innovations.