Jack Spiegel, Investor at Addition is an active investor based in New York, United States. This profile covers what Jack Spiegel backs, at which stage, and how founders can reach out in 2026.
Jack Spiegel is an Investor at Addition, focusing on Venture Capital and Growth Equity.
Jack Spiegel invests in SaaS & Enterprise and Fintech, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- SaaS & EnterpriseFintech
- Location
- New York, United States
- Typical check
- $3.8M
How to reach Jack Spiegel
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Cite this page
Round Funded. "Jack Spiegel." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/jack-spiegel
Frequently Asked Questions
Who is Jack Spiegel?
Jack Spiegel, Investor at Addition is an active investor based in New York, United States. Jack Spiegel invests in SaaS & Enterprise and Fintech, typically at Early Stage Venture and Late Stage Venture.
What does Jack Spiegel invest in?
Jack Spiegel invests in SaaS & Enterprise and Fintech, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jack Spiegel invest at?
Jack Spiegel typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Jack Spiegel's typical check size?
Jack Spiegel typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.