>Our Team

Andrew Ahn

CEO, Founder

Extensive experience in data, governance and AI & ML Technologies across regulated industries with roles prior to founding Praxi at Waterline Data, Hortonworks where Andrew incubated Apache Atlas as a PMC, and with NYSE Euronext.

Kim Murray

Chief Financial Officer

With 20 years in finance and a CPA, Kim offers CFO consulting in diverse sectors, focusing on strategic growth and business potential. Outside work, she enjoys yoga, golf, and being a dog mom.

Sergio Rodriguera Jr.

Head of Federal Practice

Sergio Rodriguera Jr. specializes in AI and Machine Learning at the Federal Reserve Bank of Boston and advises General Radar. He co-founded Credit Junction and served on the Trade Finance Advisory Council. Previously, he was a Navy Intelligence Officer advising the Joint Chiefs of Staff.

Sheila Anastas

Head of Finance & Operations

Sheila, with a finance and operations background, has worked at Uber, KPMG, and in financial services. She’s also held roles in government and non-profits, and is active in her children’s education in San Francisco.

Sarah Colvin

Acting Chief Revenue Officer

Chief Innovation Officer of Mendoza Innovation, the strategic consulting arm of Mendoza Ventures, a Boston-based venture firm. A systems-level strategist, she works with founders, investors, and executive teams to design and execute commercialization, revenue, and market strategies at critical inflection points. She is the author of the forthcoming book ‘The Value Gap’.

Bryan Chnowski

Resident CISO

A cybersecurity executive with 20+ years of experience, has built and led security programs across healthcare, financial services, insurance, and higher education. He serves as a Virtual CISO at Compass IT Compliance and advises organizations and technology companies on security strategy, compliance, and risk, helping translate technical capabilities into business-aligned outcomes. Recognized with multiple industry awards, Bryan focuses on positioning cybersecurity as a driver of trust, resilience & growth.

Michael Guerrero

DevOps and Support Engineer

Michael is an experienced IT professional with 20 years in various roles, including Application Support Engineer at Intuit and DevOps Engineer at Demandforce. He’s skilled in delivering IT solutions across multiple industries, including finance and healthcare.

Sonith Poyyeri

Engineer Alchemist

Sonith is a full stack engineer specializing in front-end development with over 10 years of experience, including key roles at Waterline Data Catalog and Rentping. He’s passionate about enhancing user experience and enjoys video games and exploring new technologies in his free time.

Jen Chang

Product Designer

Jen Chang is a product designer with international experience and a background in communication, culture, and the film industry. She specializes in UX research and design at Praxi.

Anna Links

Tech Writer / PM

Anna, with an MA in Public Humanities and Salesforce certification, has experience in nonprofit administration and operations. She’s a skilled writer and editor, known for her attention to detail and unique perspective, enhancing customer and stakeholder engagement.

Mitch Schussler

Finance Domain Advisor

Mitch Schussler is the CTO at Lokker with a background in IT leadership at Amazon Web Services and major financial firms. He specializes in AI/ML, cloud computing, and big data, focusing on aligning IT with business strategies and operational efficiency.

Roberto Maranca

Advisor

With almost 30 years of IT and data experience, Roberto worked at Nissan, Ford, General Electric Capital, Lloyds Banking Group, and Schneider Electric. In 2023, he became Schneider Electric Energy Management BU’s Data Officer, focusing on sustainability. He holds a master’s degree in Aeronautical Engineering from “Federico II” Naples University and enjoys sailing, gardening, and cooking.

Andrew Turner

Partner

Andrew is skilled in strategy and scaling with a background in companies like GE and SAP. He focuses on team building and data-driven growth, and actively produces podcasts for knowledge sharing.