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Jonathan Ellis

Founder & General Partner atSandalphon CapitalChicago
LinkedIn X Sandalphon Capital websiteFirm profile

Jonathan Ellis is the Founder and General Partner of Sandalphon Capital, founded in 2016. He previously worked at Macquarie in various roles and is active in Chicago's VC ecosystem.

What Jonathan can write

Writes checks of$100K to $3M
Comes in atPre-seed, Seed, Series ACan lead the round
Ownership target7-10%At first check
Email the firm[email protected]The firm's own inbox for founders.

Sandalphon Capital writes $100K to $3M checks, larger than 5% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Sandalphon Capital.

Career

  1. Macquarie Capital · member of Diversified Industrials Group
    until 2007
  2. Macquarie Capital · member of Restructuring Advisory and Special Situations group
    until 2009
  3. Macquarie · Senior Vice President in Principal Finance Group
  4. Sandalphon Capital · Founder & General Partner
    Now
  5. Macquarie Capital’s Diversified Industrials Group
  6. Macquarie Capital’s Restructuring Advisory and Special Situations group
    null-2009
  7. Macquarie’s Principal Finance Group · Senior Vice President
  8. Sandalphon Capital · Founder and General Partner
    Now

Companies founded

Sandalphon Capital

Focus

proptechfintechinsurtechenterprise saas

Education

University of Manchester, BSc (Hons) in International ManagementINSEAD, Master of Finance

Before you pitch

Sandalphon Capital does not invest inWe do NOT currently invest in crypto, life sciences / biotech / pharma, or advanced materials

Also at Sandalphon Capital

Nevin RamanujanPartner - Healthcare

Partners like Jonathan

At firms with a similar stage, sector and check size.

Blair Garrou
Blair GarrouManaging Partner, Mercury Fund
Brad Corona
Brad CoronaManaging Director, Vertical Venture Partners
Nenad MarovacFounder, Managing Partner, DN Capital
Ramneek Gupta
Ramneek GuptaFounder & Managing Partner, PruVen Capital
Soso SazeshSolo General Partner, Substance
Andrew GershfeldFlint Capital

Alert me when Sandalphon Capital is active

One email when Jonathan's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is Jonathan Ellis?

Jonathan Ellis is the Founder and General Partner of Sandalphon Capital, founded in 2016. He previously worked at Macquarie in various roles and is active in Chicago's VC ecosystem.

How much does Jonathan Ellis invest?

Jonathan Ellis invests through Sandalphon Capital, which writes checks of $100K to $3M at pre-seed, seed, series a.

How do I pitch Jonathan Ellis?

Email [email protected], the firm's inbox for founders, and name Jonathan in the subject. A warm intro from a founder Sandalphon Capital backed works better.

What did Jonathan Ellis do before Sandalphon Capital?

member of Diversified Industrials Group at Macquarie Capital; member of Restructuring Advisory and Special Situations group at Macquarie Capital; Senior Vice President in Principal Finance Group at Macquarie; Macquarie Capital’s Diversified Industrials Group; Macquarie Capital’s Restructuring Advisory and Special Situations group; Senior Vice President at Macquarie’s Principal Finance Group.

Last updated 2026-10-15. Is this you? Ask for a correction.