Ernst is a Partner of Deep Green Data Ventures and its affiliate Blue Bear and helps manage the firm’s investment activities. Ernst has participated on the Boards of Directors of over a dozen conventional and renewable energy companies, and is currently an observer or director on the boards of Blue Bear portfolio companies Shoreline, Mission Secure, Omnidian, and Element Analytics.

Before Blue Bear, Ernst spent nine years at Riverstone, the world’s leading energy specialist private equity firm with $34 billion in assets under management and over 120 investments. He is also a Venture Partner at Cimbria Capital, a private equity and growth capital firm focused on the water and agriculture industries. Since 2012 Ernst has been an active independent investor in technology-enabled businesses disrupting traditional industries. Previously, he worked in the Mergers & Acquisitions team at Citigroup covering the oil and gas, renewable energy, and transportation sectors.

Ernst graduated with honors from Georgetown University with a degree in Science, Technology & International Affairs. He received his M.B.A. from Columbia Business School and London Business School through a joint degree program.