Meet our team
Arnold Ventures is a group of more than 100 passionate people from all walks of life who feel a deep urgency to help people in need. Laura and John established the Laura and John Arnold Foundation in 2008 with a straightforward mission: to improve lives through evidence-based solutions.
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Jennifer Nelsen
Executive Vice President of Partnerships & People (she/her)
Andrea Noda
Vice President of Health Care – Drug Policy
Abby O'Shea
Chief of Staff, Infrastructure
Nnenne Okorafor
Legal Fellow
Jennifer Olmos
Paralegal
Ariana Olshan
Director of Health Care – Chief of Staff (she/her)
Kim O’Sullivan
Director of Operational Planning & Data Strategy
Reginald Page
Executive Assistant
Alex Payne
Director of Advocacy
Meredith Peebles
Director of Criminal Justice - Chief of Staff
Ben Phoenix
Director of Information Technology (he/him)
Ellen Pliska
Director of Contraceptive Choice and Access
Rachel Pollock
Vice President of External Affairs
Anna Pomper
Criminal Justice Policy Manager (she/her)
Emmie Proctor
Legal Counsel
Scott Quinn
Director of External Affairs
Sara Ragsdale
Public Finance Analyst
Lesa Rair
Director, Health Care Public Affairs and Communications
Bridgette Ramirez
Infrastructure Analyst (she/her)
Donna Rawana
Accounting Manager
Jennifer Reyes
Communications Analyst
Kelli Rhee
President and Chief Executive Officer
Hans Riemer
Vice President of Advocacy, Infrastructure
Lynn Riesett
Executive Assistant (she/her)
Kevin Ring
Vice President of Criminal Justice Advocacy
Sergio Rodriguez Camarena
Criminal Justice Research Manager (he/him)
Rosalind Rolls
Manager of People and Culture, Candidate & Employee Experience
Katie Romero
Contract Manager
Dan Ryan
Health Care Manager – Medicare Sustainability (he/him)
Maxwell Ryner
Health Care Analyst - Medicaid and State Policy Engagement
