Jonathan Ellis, Sandalphon Capital

Jonathan Ellis is the Founder and General Partner of Sandalphon Capital. See sector focus and contact routes.

About Jonathan Ellis

Jonathan Ellis is the Founder and General Partner of Sandalphon Capital, a Chicago-based venture firm he established in 2016 after serving as a Senior Vice President in Macquarie’s Principal Finance Group. His investment thesis targets Pre-Seed and Seed stages, focusing primarily on B2B SaaS, Marketplaces, and consumer tech within the Midwest, with specific sector interests in fintech, insurtech, proptech, and enterprise SaaS. While specific check sizes are not explicitly detailed in public profiles, Sandalphon participates in early-stage rounds and has backed companies like Kin Insurance in a $3M Seed round and Truss in a $6M round. Notable portfolio companies include Kin Insurance, Truss, Stere, and RoofMarketplace, where Ellis has held board or observer roles. Ellis distinguishes himself by co-founding midwest.tech/connect, a bi-annual virtual summit connecting Midwest startups with investors to foster regional growth. He has been an active angel investor in Chicago startups since 2014 and emphasizes mentoring emerging entrepreneurs through co-chaired support programs.

Jonathan Ellis at a glance

Role
Managing Principal
Organization
Sandalphon Capital
Location
Chicago, IL
Investor type
Venture Capital
Focus areas
Software

Frequently asked about Jonathan Ellis

What does Jonathan Ellis invest in?
Jonathan Ellis at Sandalphon Capital (Chicago, IL) — sector focus: Software.
How do I contact Jonathan Ellis?
Jonathan Ellis's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Jonathan Ellis based?
Jonathan Ellis is based in Chicago, IL.

StartupFundraising tracks this investor record from SEC filings and announced rounds, updating focus, location and portfolio history as new data lands. Use it to gauge fit before an outreach, then widen the search to investors in Chicago.

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