Guillermo Kaelin
Managing Partner at Appian Capital Advisory LLP
New York, New York
Guillermo Kaelin, Managing Partner at Appian Capital Advisory LLP is an active investor based in New York, New York. This profile covers what Guillermo Kaelin backs, at which stage, and how founders can reach out in 2026.
Managing Partner at Appian Capital Advisory LLP, with a profile describing the firm's focus as private equity.
Guillermo Kaelin typically invests at Late Stage Venture.
- Investor type
- PE
- Stages
- Late Stage Venture
- Location
- New York, New York
- Typical check
- $7M
How to reach Guillermo Kaelin
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About this profile
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Cite this page
Round Funded. "Guillermo Kaelin." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/guillermo-kaelin
Frequently Asked Questions
Who is Guillermo Kaelin?
Guillermo Kaelin, Managing Partner at Appian Capital Advisory LLP is an active investor based in New York, New York. Guillermo Kaelin typically invests at Late Stage Venture.
What stage does Guillermo Kaelin invest at?
Guillermo Kaelin typically invests at Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Guillermo Kaelin's typical check size?
Guillermo Kaelin typically writes checks around $7M. 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.