StoneMill Ventures

Todyl, Inc. is a cybersecurity company based in Brooklyn, New York, that provides comprehensive security solutions tailored for distributed offices, very small businesses, and advanced networks. Founded in 2015, Todyl develops a unified security platform that integrates various security functions, including Secure Access Service Edge (SASE), Security Information and Event Management (SIEM), and Governance, Risk, and Compliance (GRC). This cloud-native platform facilitates secure communication among multiple offices, remote employees, data centers, and cloud services. The Todyl Security Platform offers features such as secure routing, firewall management, cloud VPN, intrusion detection, content filtering, and AI-driven threat analysis. By streamlining security operations, Todyl aims to reduce the complexity and costs associated with traditional cybersecurity approaches, empowering businesses to effectively protect, detect, and respond to cyber threats.

LimaCharlie is a developer of a security infrastructure platform that focuses on managing cloud security through a Security Infrastructure as a Service (SIaaS) model. The company's platform offers a comprehensive suite of endpoint-driven information security tools, telemetry storage, and a complete incident response pipeline. It also features a hunting platform and a range of pre-made services, allowing businesses to customize their own detection and response rules. By delivering these security solutions on-demand and at scale, LimaCharlie significantly reduces costs and operational efforts for organizations, enabling them to effectively run Managed Security Service Providers (MSSP) or Security Operations Centers (SOC). Additionally, LimaCharlie provides APIs that empower users to build and monetize their own security products.

Founded in 2017, GreyNoise Intelligence specializes in cybersecurity by developing a platform that collects, analyzes, and labels data on Internet-wide scanners. Its service helps organizations identify suspicious network activity and prioritize threat analysis efficiently.

LimaCharlie is a developer of a security infrastructure platform that focuses on managing cloud security through a Security Infrastructure as a Service (SIaaS) model. The company's platform offers a comprehensive suite of endpoint-driven information security tools, telemetry storage, and a complete incident response pipeline. It also features a hunting platform and a range of pre-made services, allowing businesses to customize their own detection and response rules. By delivering these security solutions on-demand and at scale, LimaCharlie significantly reduces costs and operational efforts for organizations, enabling them to effectively run Managed Security Service Providers (MSSP) or Security Operations Centers (SOC). Additionally, LimaCharlie provides APIs that empower users to build and monetize their own security products.

Todyl, Inc. is a cybersecurity company based in Brooklyn, New York, that provides comprehensive security solutions tailored for distributed offices, very small businesses, and advanced networks. Founded in 2015, Todyl develops a unified security platform that integrates various security functions, including Secure Access Service Edge (SASE), Security Information and Event Management (SIEM), and Governance, Risk, and Compliance (GRC). This cloud-native platform facilitates secure communication among multiple offices, remote employees, data centers, and cloud services. The Todyl Security Platform offers features such as secure routing, firewall management, cloud VPN, intrusion detection, content filtering, and AI-driven threat analysis. By streamlining security operations, Todyl aims to reduce the complexity and costs associated with traditional cybersecurity approaches, empowering businesses to effectively protect, detect, and respond to cyber threats.

Fleet is an open-source platform for IT and endpoint security teams with lots of computers (macOS, Windows, Linux, ChromeOS, OT, data centers). The company is dedicated to making IT more accessible with an open API for every endpoint, while maintaining privacy, transparency, and trust through open-source software. Organizations like Fastly and Gusto use Fleet for device management, device health ("zero trust"), posture assessment, endpoint operations, and more.

Grip Security offers a SaaS Security Control Plane (SSCP) solution that provides comprehensive visibility across an enterprise's entire SaaS portfolio. It accurately identifies known and unknown applications, users, and interactions within minutes, enabling businesses to modernize their security architecture and embrace a business-led IT strategy securely.

Founded in 2017, GreyNoise Intelligence specializes in cybersecurity by developing a platform that collects, analyzes, and labels data on Internet-wide scanners. Its service helps organizations identify suspicious network activity and prioritize threat analysis efficiently.

SecureCircle LLC is a cybersecurity company founded in 2015 and based in Santa Clara, California. It specializes in eliminating insider threats through a data-centric access control platform that provides persistent security for sensitive information. SecureCircle's offerings include its unique DASB solution, which encompasses access control, continuous protection, and visibility services. The company implements a SaaS-based approach that extends Zero Trust security to data on endpoints, ensuring that data remains secure during transit, at rest, and in use. By utilizing transparent file encryption technology, SecureCircle enables organizations to effectively share, protect, and manage sensitive files and intellectual property while maintaining visibility and control over unstructured data. This proactive methodology aims to mitigate risks associated with data breaches and insider threats, allowing end users to operate without disruption.

Todyl, Inc. is a cybersecurity company based in Brooklyn, New York, that provides comprehensive security solutions tailored for distributed offices, very small businesses, and advanced networks. Founded in 2015, Todyl develops a unified security platform that integrates various security functions, including Secure Access Service Edge (SASE), Security Information and Event Management (SIEM), and Governance, Risk, and Compliance (GRC). This cloud-native platform facilitates secure communication among multiple offices, remote employees, data centers, and cloud services. The Todyl Security Platform offers features such as secure routing, firewall management, cloud VPN, intrusion detection, content filtering, and AI-driven threat analysis. By streamlining security operations, Todyl aims to reduce the complexity and costs associated with traditional cybersecurity approaches, empowering businesses to effectively protect, detect, and respond to cyber threats.

Attila Security, Inc. specializes in developing security solutions for networks and data access across virtual and cloud applications. Founded in 2018 and based in Columbia, Maryland, the company offers a range of products including the GoSilent Cube, a portable enterprise-grade firewall and virtual private network, GoSilent Global, which provides secure data access through dual Internet protocol obfuscation, and GoSilent Server, designed for accessing data center applications and cloud services. Attila's technology aims to protect various devices, such as servers, desktops, laptops, smartphones, and IoT devices, from cyber threats, addressing the significant economic impact of cybercrime. The company serves both government entities and enterprises, ensuring that sensitive data remains secure as it is accessed by employees across different platforms.

Feroot is a cybersecurity company offering a client-side security platform designed to protect web applications from data leakage and privacy violations. The platform focuses on securing the client-side JavaScript and the data assets processed in the user's browser, providing an all-in-one client-side risk management solution. It enables monitoring and automated protection of sensitive data such as credentials and other data assets, with real-time alerts, asset discovery, security access analysis, and forensic capabilities. The solution supports privacy compliance by facilitating fulfillment of privacy rights and enforcing data-use restrictions downstream to enterprise systems and third-party applications. It helps prevent data loss and misconfiguration-driven risks by detecting client-side threats and coordinating protection workflows across the software stack. The company serves organizations seeking to reduce exposure from third-party integrations and client-side vulnerabilities in web applications.

Cybrary Inc. is a leading provider of online training services focused on information technology and cybersecurity, catering to a diverse audience that includes beginners, experienced professionals, and families. Founded in 2015 and based in College Park, Maryland, Cybrary offers a comprehensive range of courses in systems and network administration, project management, and various cybersecurity disciplines, such as ethical hacking, penetration testing, and malware analysis. The platform features instructional content, interactive labs, exam study guides, and enterprise training solutions, enabling organizations to enhance their employees' skills. Additionally, Cybrary collaborates with a community of instructors, industry experts, and cybersecurity firms to deliver relevant and high-quality learning materials. Its offerings include a "Teams" product for managing corporate training and providing practical challenges and skill assessments. Cybrary aims to serve unserved and underserved populations, helping individuals gain the necessary skills to enter or advance in the cybersecurity field.

TrueFort specializes in real-time application and cloud workload protection. Founded in 2015, the company offers solutions such as application-first security, out-of-box analytics for applications, and bring-your-own-agent capabilities. Its flagship product, Fortress, employs advanced behavioral analysis and automation to enhance security across diverse environments.

Founded in 2017, GreyNoise Intelligence specializes in cybersecurity by developing a platform that collects, analyzes, and labels data on Internet-wide scanners. Its service helps organizations identify suspicious network activity and prioritize threat analysis efficiently.

Scytale.io, founded in 2017 by experienced engineers from leading technology companies, focuses on enhancing the security and efficiency of identity-driven, large-scale distributed software systems. The company offers an identity management platform that standardizes and accelerates service authentication across various infrastructures, including cloud, container, and on-premise environments. By addressing the challenges faced by software developers, IT operations managers, and security engineers in a complex enterprise IT landscape, Scytale.io aims to simplify and secure the authentication process, enabling organizations to innovate and operate more effectively. The company's solutions draw from successful practices observed in major internet companies, reflecting a commitment to improving operational speed and security in modern software development.

Scytale.io, founded in 2017 by experienced engineers from leading technology companies, focuses on enhancing the security and efficiency of identity-driven, large-scale distributed software systems. The company offers an identity management platform that standardizes and accelerates service authentication across various infrastructures, including cloud, container, and on-premise environments. By addressing the challenges faced by software developers, IT operations managers, and security engineers in a complex enterprise IT landscape, Scytale.io aims to simplify and secure the authentication process, enabling organizations to innovate and operate more effectively. The company's solutions draw from successful practices observed in major internet companies, reflecting a commitment to improving operational speed and security in modern software development.

Huntress is a cybersecurity provider for small and mid-sized businesses and the managed service providers that support them. It offers a managed security platform and a 24/7 Security Operations Center, delivering technology, services, education, and expertise to protect critical assets from cyber threats. The platform combines automated detection with human threat hunting to uncover and stop threats that bypass preventive tools, including ransomware and persistent footholds. Founded in 2015 by former NSA operators, Huntress serves thousands of partners and more than 100,000 organizations, protecting millions of endpoints.

Scytale.io, founded in 2017 by experienced engineers from leading technology companies, focuses on enhancing the security and efficiency of identity-driven, large-scale distributed software systems. The company offers an identity management platform that standardizes and accelerates service authentication across various infrastructures, including cloud, container, and on-premise environments. By addressing the challenges faced by software developers, IT operations managers, and security engineers in a complex enterprise IT landscape, Scytale.io aims to simplify and secure the authentication process, enabling organizations to innovate and operate more effectively. The company's solutions draw from successful practices observed in major internet companies, reflecting a commitment to improving operational speed and security in modern software development.