Meet Our Team
Co-Founder & CEO
Sean Neville, co-founder and former President of Circle, has created software ranging from enterprise infrastructure to mobile apps to developer tools to crypto solutions. He's led technical innovations at Adobe, Sevenchord, and Brightcove, among others, and has been a frequent contributor to open source and standards initiatives.
Co-Founder & CTO
Matt Venables is a product-focused engineer with a passion for creating intuitive software that solves real-world problems. His career spans various groundbreaking projects, from phone to cloud. Matt also enjoys building teams, strategizing growth, and writing code.
Chief Product Officer
João Fiadeiro is an innovator with a diverse background that includes Google Research, Netflix, Protocol Labs, and Jump Crypto. He excels in transforming complex technologies into practical applications across various fields. João also pioneers in areas like generative art and VR.
Lead Product Designer
Alie Brown is a seasoned Product Designer known for simplifying complex technologies into user-friendly experiences. She has made significant design contributions at PayPal, Circle, and Meta, focusing on financial interactions and digital transactions. Alie's design philosophy centers on simplicity and user-centricity.
Staff Software Engineer
Matt Dionis is a Staff Software Engineer with expertise in web3 and AI. He has contributed significantly to enhancing user experience and security at companies like Recur, Auth0, and Circle. Matt is also a mentor, rock climber, and former powerlifter.
People Strategy Advisor
Carlie Smith has a rich history in fostering inclusive, high-performance cultures and driving people-focused initiatives. Her experience spans notable software companies, including Wistia, Dutchie, Circle, and OpenView Venture Partners, where she has played key roles in people and culture development.
Dominic Bosco is a software engineer excited about using technology to build a better society. He loves solving tough problems and building great products. Dominic is also a violinist, aspiring guitarist, lover of food, and avid reader.
DecentAI allows you to chat with AI models without compromising privacy, quality, and agency. It gives you access to the best generative models, including the top open source models available. You also enjoy the liberty to use our app or choose your favorite XMTP-compatible app or wallet.
Crosshatch, built by and for AI developers, provides a flexible, transparent toolkit for building, deploying, and monetizing AI. Our developer-first approach emphasizes robustness and quality, championing decentralization and interoperability to empower cross-ecosystem model usage. Coming soon.
Catena is a product studio where we transform complex computing advancements into accessible, practical tools for users and developers. Leveraging AI and web3 technology, we turn innovative ideas into real-world applications that are easy to use.
Founded by Sean Neville, co-founder and former President of Circle, Catena carries forward a spirit of creative innovation and human agency.
We have three initial projects: Crosshatch, a suite of AI tools currently in closed beta, designed to address and resolve developers' challenges; DecentAI, a decentralized AI experiment that leverages Crosshatch; and Duffle, a free mobile app that enables seamless decentralized communication between AI and humans across any application.
At Catena, we envision a future where AI-driven on-chain transactions are the norm and interaction between humans and machines is safe, powerful, and commonplace. Central to this vision is our commitment to accessibility and usability, ensuring that these technological advancements are genuinely useful and manageable for everyone.