Darrin Prescott

Darrin Prescott is a co-founder and co-head of Grenian. He has founded, funded, operated, and sold – environmental, and pharmaceutical businesses over the past 25 years.

  • Founder and co-head of Grenian
  • Founder and Managing Principal of Centerstone Partners
  • MBA from Harvard University, B.S. from the University of Colorado

Paul Lanning

Paul Lanning is a Partner at Grenian. Paul’s background is in sustainability and renewable energy. Paul has more than a decade of experience developing and leading projects in energy, technology, and sustainability.

  • Co-founder and CEO of Solvitect
  • Founder and CEO of Lightbox Energy, LLC
  • MBA and BA from the University of Denver

Jonathan Roberts

Jonathan Roberts is a co-founder and co-head of Grenian. Jon’s background is in insurance and structured finance.

  • Over 30 years’ experience originating and structuring innovative transactions at the intersection of finance, insurance and the capital markets
  • Founder and President, Enterprise Reinsurance Holdings
  • Founder and Senior Executive, AIG Reinsurance Advisors
  • AB in Mathematics from Harvard University; Member, American Academy of Actuaries

Josh Greene

Josh Greene is a Partner at Grenian.  Josh’s background is in investment management, trading, research and risk consulting.

  • 20 years’ experience in investment and risk management
  • Senior partner at COMAC Capital
  • Formerly at Soros Fund Management, Oliver Wyman, and RISConsulting
  • AM/AB in Mathematics from Harvard University