Our Team
Purposeful and passionate
Inquisitive problem solvers working for you
We’re passionate about combining data-driven financial insights with science, mathematics, and economics to address your most complex investment challenges.
Dr. Patrick Welton
Founder & Chief Investment Officer
Guillaume Detrait
President & Chief Risk Officer
Todd Merrell, CPA, CA
Chief Financial Officer
Emily Fry, CAIA
Head of Trading Operations & Oversight
Alexandra Burke
Head of Software Engineering
Dr. Oren Rosen, PhD, CAIA
Senior Portfolio Manager, Systematic Macro & Trend Strategies
Dr. François Chevallier-Gravezat, PhD
Senior Research Strategist, Machine Learning Strategies
Purva Chhabra, CFA, CAIA
Junior Research Strategist, Systematic Macro & Trend Strategies, and Trader
Adam Roach, CAIA
Senior Quantitative Developer and Research Strategist
Matthieu Claudel
Senior Research Strategist, Systematic Macro & Machine Learning Strategies
Rushui Guan
Senior Software Architect and Quantitative Developer
Fiona Wu
Senior Software Engineer
Katie He
Junior Portfolio Manager, Machine Learning Strategies
Sion Daniel
Junior Quantitative Analyst and Trader
Christopher Keenan
Director of Marketing
William Marr
Head of Business Growth
Scott H. Merkel, CFA
Senior Managing Director, Portfolio Solutions
Sebastian E. “Sam” Cassetta
Senior Managing Director, International
David Nowlin, CRCP
Chief Compliance Officer
Daniel Gallagher
Head of Operations and Investor Services
Hunter Leighton
Chief Information Security Officer and Head of Infrastructure
Debbie Pyles
Senior Associate, Accounting
Board of Directors
Annette Welton
Board Chair
Don Putnam
Board Member
Mel Lindsey, CFA
Board Observer
Arthur F. Bell, Jr., CPA
Board Member
Guillaume Detrait
Board Member
Dr. Patrick Welton
Board Member