Our Team

The CE2 Capital Partners team consists of professionals with specific areas of focus including research, origination, trading, investment, operations and marketing. Our professionals have extensive backgrounds in energy and environmental capital markets, experience working for major energy industry and Wall Street investment firms.


Harold Buchanan, Managing Partner

Prior to co-founding CE2 Capital Partners, Harold Buchanan was Senior Vice President of Business Development with Sempra Energy where he was responsible for origination in the energy and emissions markets. Before leaving Enron Energy Services in 2001, Mr. Buchanan served as its Chief Operating Officer and was responsible for all North American transactions in electricity, natural gas and related products and services. While at Enron he was also Managing Director of Enron North America, founder of the Structured Transactions Group, and a founding team member of the electricity and emissions trading group. Mr. Buchanan began his career with Accenture where he worked with energy companies, assisting them with strategies in deregulating natural gas and electricity markets.

Mr. Buchanan earned an M.B.A. from The Sloan School of Management at the Massachusetts Institute of Technology and a B.S. in Finance from The Ohio State University's Fisher College of Business. Mr. Buchanan is on the Board of the La Jolla Institute for Allergy and Immunology and is on an Advisory Board for The Ohio State University's Fisher College of Business.


Gregory Arnold, Managing Partner

Greg Arnold is co-founder and Managing Partner of CE2 Capital Partners. Mr. Arnold began his career as an investment banker with Goldman, Sachs & Co. and Kidder, Peabody & Co. At Goldman, Sachs & Co., he focused on corporate finance and mergers and acquisitions advisories for energy and power companies. Over his career, Mr. Arnold has had a number of senior deal making roles in large corporations and growth companies, including as President of Passlogix, Inc., a security software company he co-Founded.

Mr. Arnold earned an M.B.A. from the Harvard Business School and a B.A. from the University of California at San Diego. Mr. Arnold is on the boards of the UC San Diego Dean's Council in Physical Sciences and Passlogix, Inc. and a Member of the Pacific Council on International Policy.