Gregg Drumma
Founder of Gamma Three Trading and technology executive specializing in electronic trading systems.
Last reviewed: 7/20/2026
Gregg Drumma
Executive Summary
Gregg Drumma is the founder of Gamma Three Trading, a Boston-based financial technology company that develops software products and services for the global securities industry. Over more than three decades in software engineering and electronic trading, he has built a reputation for designing scalable trading infrastructure and advancing open industry standards for institutional capital markets.
Professional Journey
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