Francis O'Sullivan

Francis O'Sullivan

Managing Director, Energy atS2G VenturesIllinois

Francis O'Sullivan is a Managing Director on the Energy Investment team at S2G Ventures. He previously worked at Ørsted and MIT, and holds a Senior Lecturer position at MIT Sloan School of Management.

What Francis can write

Writes checks ofNot reported
Comes in atSeries ACan lead the round
Ownership target7-10%At first check
Pitch pageSubmit on their siteThe firm asks founders to apply here.

Career

  1. MIT Energy Initiative · Director of Research
  2. MIT Electric Power System Center · Co-Director
  3. Ørsted · Senior Vice President and Head of Onshore Strategy
  4. S2G Investments · Managing Director
    Now
  5. MIT Sloan School of Management · Senior Lecturer

Focus

energyclean energywater

Education

Massachusetts Institute of TechnologyNational University of Ireland

Also at S2G Ventures

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Questions

Who is Francis O'Sullivan?

Francis O'Sullivan is a Managing Director on the Energy Investment team at S2G Ventures. He previously worked at Ørsted and MIT, and holds a Senior Lecturer position at MIT Sloan School of Management.

How much does Francis O'Sullivan invest?

S2G Ventures has not reported a check size. It invests at series a.

How do I pitch Francis O'Sullivan?

A warm intro from a founder S2G Ventures backed works best.

What did Francis O'Sullivan do before S2G Ventures?

Director of Research at MIT Energy Initiative; Co-Director at MIT Electric Power System Center; Senior Vice President and Head of Onshore Strategy at Ørsted; Senior Lecturer at MIT Sloan School of Management.

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