Unreasonable Mentors

Greg Cass

Sustainable Finance Banker

Greg is an Unreasonable Mentor. Greg has participated in 5 programs, including Unreasonable Impact Americas 2024, and has advised over 66 Unreasonable companies.
Greg has spent his entire career working in Investment Banking at Barclays. Greg began his career working in a corporate finance advisory role, ultimately focusing on providing Healthcare and Technology companies with recommendations on capital structure, capital allocation, financial risk management, cost of capital, and other financial topics. In late 2019, Greg transitioned into a role in Sustainable Capital Markets, helping clients structure and originate green, social, sustainability, and sustainability-linked products. Greg leads Barclays' North American efforts for the business today. Outside of work, Greg is the President of the Central Park Track Club, a 500-person non-profit athletic organization that includes athletes of all levels, including Olympians. Greg graduated with a BS in Engineering Management Systems with a minor in Economics from Columbia University. Greg played soccer at Columbia and remains an active member of its alumni advisory board.
Photo of Greg Cass