John Ziegler

Active Investor

Co-Founder at Healthcare Development & Innovation Group (HDIG)

Columbus, Ohio

John Ziegler, Co-Founder at Healthcare Development & Innovation Group (HDIG) is an active investor based in Columbus, Ohio. This profile covers what John Ziegler backs, at which stage, and how founders can reach out in 2026.

Mr. John Ziegler serves as Vice President at Ambassador Software Works. Mr. Ziegler is an Angel Investor. Mr. Ziegler holds a Master of Science from Rochester Institute of Technology, earned in 1987, and a Bachelor of Arts in Politics from Wake Forest University, completed in 1986.

Investor type: AngelVCPE
Stages: Early Stage Venture
Invests in: Healthcare & BiotechDigital Health & HealthTechMedTech & Medical DevicesSaaS & Enterprise
Location: Columbus, Ohio
Typical check: $500K
Past investments: 1

Notable investments

Upspace (Social/Platform Software)

How to reach John Ziegler

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Frequently Asked Questions

What does John Ziegler invest in?

John Ziegler invests in Healthcare & Biotech, Digital Health & HealthTech, MedTech & Medical Devices and SaaS & Enterprise, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.