Patrick O'Reilly

Active Investor

Head of Strategy at Thea

Arlington, Virginia

Patrick O'Reilly, Head of Strategy at Thea is an active investor based in Arlington, Virginia. This profile covers what Patrick O'Reilly backs, at which stage, and how founders can reach out in 2026.

Dr. Patrick O'Reilly serves as Board Member at PreciseTarget. He is an Angel Investor. Mr. O'Reilly serves as a Board Member at MarginEdge. He served as President & Chief Operating Officer at Applied Predictive Technologies. Before joining APT, Mr. O'Reilly was Vice President of Business Development for Infirmation.com, a career service provider for attorneys. Mr. O'Reilly developed the company's strategy, negotiated partnership agreements, and led its fundraising and marketing efforts. He successfully arranged the sale of Infirmation.com in 2000. Previously, Mr. O'Reilly was an associate with Dean & Company, where he focused on e-commerce, private equity, and telecommunications. Mr. O'Reilly received a Juris Doctor, magna cum laude from Harvard Law School. He holds a B.A. in economics from Duke University, where he graduated magna cum laude and Phi Beta Kappa.

Investor type: Angel
Stages: Early Stage VentureLate Stage Venture
Invests in: Artificial IntelligenceSaaS & EnterpriseConsumer & RetailEdTech
Location: Arlington, Virginia
Typical check: $3.8M
Past investments: 7

Notable investments

Clavis InsightPreciseTargetMarginEdgeCourier HealthKlaviyo4G ClinicalCommunities In Schools of NOVA

How to reach Patrick O'Reilly

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Frequently Asked Questions

What does Patrick O'Reilly invest in?

Patrick O'Reilly invests in Artificial Intelligence, SaaS & Enterprise, Consumer & Retail and EdTech, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.