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Justin McMahan is COO & Co-Founder at Checker. Previously Strategic Advisor at Stealth Web3 Startup.
CheckerJustin McMahan is COO & Co-Founder at Checker. Global strategic financial and operational management leader with more than 20 years of experience working for Fortune 500 investment banks/broker dealers (Morgan Stanley), leaders in financial market data management (Moody’s Investors Service, Dow Jones Markets) and world-class financial technology trading and digital asset firms (Tower Research Capital LLC). A leader in developing businesses and teams within finance, risk, operations and relationship management. Career highlights: COO & Co-Founder at Checker (Jan 2025–Present); Strategic Advisor at Stealth Web3 Startup (May 2023–Mar 2026); Principal & Co-Founder at Lunaria Group (Dec 2022–Dec 2024); COO/CFO at Leading Digital Asset Management Platform (Nov 2021–Dec 2022); Managing Director - Global Treasurer at Tower Research Capital (Mar 2016–Nov 2021); Managing Director - Head of Operations, Treasury & Client Service at Serengeti Asset Management (Jan 2012–Mar 2016). Education: College of the Holy Cross; Fordham Gabelli School of Business (Master of Business Administration - MBA, International Finance). Based in United States.
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