Eleusinian Advisory Group is a founder-led advisory practice built around the hands-on and execution-focused approach of Paul Marszalek. Paul brings more than fifteen years of consulting and fintech experience driving transformation, operational scale, and AI-enabled innovation within complex and highly regulated environments. The practice reflects his belief that progress comes from pairing clear strategy with practical execution and from ensuring that senior leadership remains directly involved in the work.

In addition to his broader executive leadership and advisory roles, Paul partners with organizations through Eleusinian Advisory Group on initiatives that require both strategic guidance and disciplined delivery. He works closely with clients across all stages of growth and engages more deeply when an initiative demands structured problem solving, operational rigor, or data-driven insights. He also draws on a trusted network of experienced operators, technologists, and subject-matter experts who collaborate as an integrated team.

Eleusinian Advisory Group supports financial institutions, fintechs, biotechs, and growth-stage companies as they strengthen compliance readiness, modernize operations, and unlock new capabilities through AI and data-driven innovation. The firm focuses on helping clients build systems, processes, and strategies that enable rapid and sustainable growth, especially in settings where precision, accountability, and consistent execution are essential.