Jim Wiandt

Active Investor

Industry Partner at Stack Asset Management

New York City, New York

Jim Wiandt, Industry Partner at Stack Asset Management is an active investor based in New York City, New York. This profile covers what Jim Wiandt backs, at which stage, and how founders can reach out in 2026.

Mr. Jim Wiandt is an Angel Investor. He co-founded ETF.com. He co-founded the company in 2001, creating the central hub for information and analysis on indexes, index funds and ETFs. He then acquired "Indexes: The Journal of Index Issues" from Dow Jones. In 2003, he purchased the Exchange-Traded Funds Report.

Investor type: AngelVCPEFounder
Stages: Early Stage VentureLate Stage Venture
Invests in: FintechSaaS & Enterprise
Location: New York City, New York
Typical check: $3.8M
Past investments: 2

Notable investments

HANetfTumelo

How to reach Jim Wiandt

Angels and operators like Jim Wiandt reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.

Frequently Asked Questions

What does Jim Wiandt invest in?

Jim Wiandt invests in Fintech and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.