Technology geeks with a purpose.

Greg McCormick is a 30-year tech industry veteran having founded various companies, has been involved in turnarounds, and the C suite at the corporate level. Starting out as a network engineer, developer, and architect he has held various roles including CEO, CTO, and worked in various executive-level strategy, design, and business development roles. He is focused on financial systems for the poor and how to protect emerging markets by providing trust in the financial system. Prior to Tazama, Greg was on the Technical Governance Board for Mojaloop, a reference model for payment interoperability that can be used to overcome barriers that have slowed the spread of digital financial services.

With more than 20 years’ experience in the Business Analysis field, Justus has honed his skills in problem-solving and system building in South Africa in companies such as IBM, First National Bank (FNB) and Deloitte. At FNB he designed a mainframe-based graph database for customer networks as well as a third-party fund management platform for which the project team earned an FNB Innovators first place award. While at Deloitte working on projects for the South African Reserve Bank and the Bill & Melinda Gates Foundation, Justus began design and development work on the financial crime risk management solution that became Tazama.

Reica has over 25 years of experience in Regulatory and Anti -Financial Compliance Management, with top tier local and international Financial institutions and is a member of the Tazama Executive Team.  She has strong global experience in her domain and is a certified Ethics Officer and a member of the International Compliance Association (ICA) Global Practitioner Advisory Board. Reica also serves as an elected member of the Mojaloop Community Council.

Michelle is a mission-driven executive with over two decades of leadership in strategic marketing, channel development, and sales across the global financial services landscape. Guided by a deep commitment to innovation with purpose, she is a champion of digital transformation—harnessing the power of hyper-automation, machine learning, and AI to create more equitable, efficient, and accessible financial systems. Throughout her career, Michelle has collaborated with leading global financial institutions to modernize operations, particularly in payments and automation.  Her work with Tazama, and the Open-Source network, exemplifies her dedication to leveraging technology as a force for good—helping organizations deliver meaningful, measurable outcomes for financial inclusion.

With a Master’s Degree in Public Administration, Michelle brings a unique cross-sector perspective that bridges the public and private spheres. Her leadership is grounded in the belief that innovation should serve both business objectives and broader societal needs. As a member of the executive team, she continues to advance strategic initiatives that not only drive growth but also create lasting, positive impact in the communities they touch.

Josh is an accomplished Program Manager and Business Intelligence professional with over a decade of experience managing multi-million-dollar portfolios across industries like banking, healthcare, telecommunications, and IT infrastructure. His cross-functional collaboration and data-driven decision-making focus on maximizing productivity, minimizing risks, and enhancing system performance. In previous roles at Endava, Bank of America, Sitehands, Carolinas Healthcare System, and Time Warner Cable, he’s managed projects such as implementing ServiceNow, developing automation tools, overseeing data center installations, and leading network migrations.

With over 25 years in the financial services industry, Sandy specializes in delivering transformative projects and systems that drive innovation and operational excellence. Her expertise spans project and program management, business analysis, and data management. She has a proven track record of leading system implementation projects, implementing banking products, and analyzing business requirements. Career highlights include establishing a greenfield bank, implementing a credit systems architecture to ensure Basel 2 compliance and driving strategic initiatives for organizations like Deloitte and FirstRand Bank.

Scott is a Senior DevOps / Release Engineer with practical experience in both Development and Operations. He is committed to automation, optimization, security and delivery. His knowledge about general software programming concepts, testing practices, and deployment principles enables me to reduce the gap between development and operations for an effective software lifecycle model.

Michelle Corbett joins Tazama as the executive assistant. She brings over 10 years of extensive experience in the Events and Travel industries, where she successfully ran her own business in South Africa for three years. She has a deep passion for Africa as a destination, which has shaped her expertise in the region. Currently, she runs our Social Media, Administration, and Travel at Tazama.

Renu Chauhan is an IT professional with 11 years of experience. Starting as a Linux Engineer with a long tenure at Red Hat, she joined technical project management 06 years ago. She joined the Linux Foundation 05 months ago and is based in the United Kingdom. Her other LF projects are the Confidential Computing Consortium & Open Chain. Renu has completed an engineering in Electronics & Communication and Leadership Principles course from Harvard Business School. Outside of work, Renu enjoys spending time with her four-year-old daughter and exploring nature with family and friends.