About Us

ESIF (Environmental & Sustainability Innovation Fund) was founded to leverage the team’s strength in experience and relationships.

Our Team brings:

DOMAIN EXPERIENCE
60+ years in climate tech investing, entrepreneurial and executive operating roles

DEEPTECH INVESTMENT EXPERIENCE
over 50+ years in successfully investing and supporting early stage physical systems companies

RELATIONSHIPS
Multi-decade expertise with VC funDs and leaders in the target domains

SAM H. LEE 

Managing DIRECTOR

• Tech VC Investor: 30+ years
• 60+ Early-Stage Investments;  3.12x ROI
• CleanTech Entrepreneur: 5+ years
• Angel Investor: 3+ years
• Key Skills:  Early-Stage Deep Tech Investing, Technology Assessment, Launching Companies and Products

TERRY JESTER 

Managing DIRECTOR

• CleanTech Executive: 25+ years
• Clean Energy Directorships: 14+ yrs
• Private Equity EIR: 4 years
• CEO, Silicor Materials, BIAC; COO Solaria
• Key Skills: Operating Executive with Deep Experience in Organizing, Financing and Building Physical System Plants

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