B5 Capital

B5 Capital is a Silicon Valley based single family office that invests in early stage technology companies. We focus mostly on AI and cybersecurity while also considering other compelling investment areas. However, we do not invest in life science companies.

Bailey, Mark W.

Co-Founder and CEO

16 past transactions

DeltaGen

Pre Seed Round in 2024
Empowering employees with an AI platform that eliminates the need for prompting and coding, making AI accessible and powerful for everyone. Our enterprise solution features LinkedIn integration, role-specific workflows, and multi-model capabilities, all with top-tier data privacy. We're part of the Techstars Summer 2024 batch, accelerating our mission to transform AI usability and drive widespread adoption.

DataroomHQ

Seed Round in 2024
DataroomHQ offers a platform specifically designed to enhance the operational efficiency of SaaS companies. By providing a centralized source for all operational metrics, it enables business leaders to automate reporting and gain insights into their best customers. The platform incorporates machine learning to generate predictions that assist in strategic planning, such as preparing for capital raises and optimizing growth. Additionally, DataroomHQ facilitates the development of AI-driven models for forecasting, headcount planning, and cohort analysis, allowing companies to track key metrics in real-time and experiment with various sales and marketing strategies. Through its innovative solutions, DataroomHQ aims to support SaaS businesses in achieving operational excellence and driving sustainable growth.

Zenity

Series A in 2023
Zenity is a developer of a security governance platform specifically designed for low-code and no-code applications. As these development methods have become mainstream in large enterprises, they enable business users to create applications independently of IT resources. However, this shift raises security concerns, as many business users lack the technical knowledge necessary for secure application development. Zenity addresses these challenges by providing a platform that enhances visibility, risk assessment, and governance in the development process. The platform helps organizations protect against security threats, ensures compliance, and establishes security guardrails. It also generates prioritized lists of vulnerabilities and facilitates their accurate identification and remediation, thereby supporting application security professionals in securing the development of applications across major SaaS platforms.

Trustmi

Series A in 2023
Trustmi is a provider of an end-to-end payment security platform aimed at safeguarding organizations' financial assets from various threats, including cyberattacks, internal collusion, and human errors. The platform features a trusted network that employs advanced multi-layer technology, incorporating self-learning and crowdsourcing innovations. This approach empowers security and finance teams by offering comprehensive visibility and control over the payment process, effectively mitigating the risks of payment fraud. Trustmi’s solution reduces the reliance on manual controls, minimizes human error, and integrates smoothly with existing payment systems, ensuring that business operations remain uninterrupted while enhancing overall payment security.

NumberOne AI

Series A in 2022
NumberOne AI is a startup that applies Artificial Intelligence (AI) and Machine Learning (ML) to broad global challenges.

Makua

Pre Seed Round in 2022
Makua is the Airbnb for donating. Explore the best nonprofits, get inspired to give, and easily make donations. See what causes your friends support, work towards philanthropy goals, and see the impact of your donations — all in one place. Makua is revolutionizing the way people give. Join the #MakuaMovement on our mission to raise humanity.

hOS

Seed Round in 2022
HOS is an AI technology company focused on developing scalable solutions that drive meaningful change in society. By leveraging artificial intelligence, HOS aims to empower individuals to realize their potential and enhance their quality of life. The company’s mission is to create impactful technologies that facilitate personal and economic growth, enabling people to thrive on their own terms.

Neo Cybernetica

Seed Round in 2022
Neo Cybernetica develops cybernetics technology to improve the capability of artificially intelligent systems in achieving both autonomously and in collaboration with humans.

Alinea

Seed Round in 2021
Alinea is a mobile investing platform designed to empower users by simplifying the investment process. It enables individuals to invest in stocks, exchange-traded funds, and cryptocurrencies through curated playlists that help diversify portfolios based on personal interests and themes. The platform automates investing with features like recurring contributions and provides relevant insights to assist users in making informed financial decisions. Additionally, Alinea incorporates a social aspect, allowing users to share and view investment strategies within a community. Targeting those new to investing or seeking a straightforward approach to personal finance, Alinea focuses on creating a self-directed investment service that emphasizes thematic and goal-based investing.

Noname Security

Series A in 2020
Noname Security is a cybersecurity company founded in 2020 and based in Palo Alto, California. It specializes in providing security solutions specifically designed to protect application programming interfaces (APIs) from various threats, including data leakage, authorization issues, and misuse. The company's platform enables enterprises to gain visibility and secure both managed and unmanaged APIs without the need for agents or network modifications. Noname Security's offerings include real-time protection, vulnerability detection, and misconfiguration identification, which enhance security beyond traditional methods such as API gateways and load balancers. By focusing on comprehensive API security, Noname Security aims to address the growing concerns surrounding data integrity and application security in modern digital environments.

Dobby

Seed Round in 2020
Dobby is an online platform designed for home management, renovations, and maintenance, primarily serving the Washington, DC metro area and the San Francisco Bay Area. The platform utilizes artificial intelligence to connect homeowners with high-quality service providers, facilitating easy management of home-related tasks through a user-friendly application. Homeowners can access a range of services with just a few taps, while service providers benefit from increased earnings and efficiency. Dobby aims to enhance the home service experience by providing guaranteed quality work and fostering a community of curated professionals. The company is supported by notable venture capitalists and experienced operators in the tech industry.

Axis Security

Series B in 2020
Axis Security Inc. is a cybersecurity company founded in 2018 and based in Palo Alto, California. It specializes in providing Zero Trust Network Access solutions, focusing on secure remote access to applications. The company's platform employs application isolation technology and a context-aware security approach, evaluating various factors to ensure that only authorized users can access specific resources within a network. This allows organizations to maintain control over sensitive information while enabling access for employees, partners, and other stakeholders. Through its cloud security and analytics solutions, Axis Security aims to enhance data protection and streamline secure access to business applications.

Legit Security

Seed Round in 2020
Legit Security is a provider of enterprise-grade cybersecurity software solutions focused on helping organizations develop secure software efficiently. The company offers an application security posture management (ASPM) solution that secures applications during the development phase, ensuring they are designed to be vulnerability-free. Legit's platform delivers an automated overview of application risks, encompassing code, cloud, and supply chain vulnerabilities, and integrates data from various security tools. This enables teams to prioritize and address critical issues effectively, facilitating the creation of a "secure software factory" that prevents future defects. Additionally, Legit aids organizations in maintaining compliance with various frameworks requiring secure development practices, such as SSDF, FedRamp, DORA, CRA, and PCI/DSS, allowing businesses to innovate rapidly while ensuring software security.

Trustdome

Seed Round in 2019
Trustdome is a computer and network company that specializes in cybersecurity. It helps businesses, startups, and organizations protect their database and confidential data from malware, hackers, and other secutirty issues. The company was founded in 2019 and headquartered in Tel Aviv, Israel.

Zwift

Series B in 2018
Zwift, Inc. is a company that specializes in a virtual training and workout application for cycling and running, aimed at enhancing indoor exercise experiences. Founded in 2014 and based in Long Beach, California, Zwift transforms solitary workouts into engaging social adventures by connecting users to stationary trainers and playback devices. The platform allows cyclists and runners to immerse themselves in dynamic virtual environments while interacting with others, creating a community-focused exercise experience. Users can participate in rides and runs together, compete, and train by pairing their equipment with the Zwift app, which controls their in-game avatars. In addition to its software, Zwift also offers a range of gear, clothing, accessories, and gift cards through its online store.

Andela

Series C in 2017
Andela is a company that specializes in recruiting and managing software developers, primarily from emerging markets, and providing them with the necessary training and mentorship to succeed in the global tech landscape. Founded in 2014 and based in Lagos, Nigeria, Andela operates a significant marketplace for skilled digital talent, leveraging an AI-powered platform known as Andela Talent Cloud. This platform enhances the efficiency of matching companies with qualified developers, allowing clients to hire talent quickly and cost-effectively. Andela supports companies in various aspects of hiring, including compliance and payroll, while offering a diverse talent pool skilled in advanced technologies such as application development, artificial intelligence, and cloud computing. With a presence in over 135 countries, Andela connects businesses with vetted remote engineers, helping them scale their teams and meet project demands effectively. Notable clients include GitHub, Mastercard Foundry, and Mindshare.
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