
Contents
Snapshot
Chuck Templeton is an American entrepreneur and investor renowned for founding OpenTable, a pioneering online restaurant reservation service. He is currently a Managing Partner at S2G Ventures, a venture capital firm dedicated to promoting sustainability through investments in food, agriculture, oceans, and clean energy sectors.
Early Life and Education
Templeton’s educational background includes studies in environmental science and business, which have informed his dual focus on technological innovation and sustainability throughout his career.
Career
In 1998, Templeton founded OpenTable, revolutionizing the dining industry by enabling users to make online reservations and providing restaurants with efficient reservation management tools. The company went public in May 2009 and was later acquired by The Priceline Group in June 2014.
Following his success with OpenTable, Templeton transitioned into venture capital, becoming a Managing Partner at S2G Ventures. The firm focuses on supporting innovative companies that aim to create sustainable solutions across various sectors.
Sustainability Highlights and Focus
S2G Ventures Leadership: Under Templeton’s co-leadership, S2G Ventures has managed $2.5 billion in assets, investing in over 100 companies dedicated to sustainable practices. Notable investments include Brimstone, a green cement manufacturer; Apeel Sciences, which extends food shelf life; and Moleaer, a company that purifies water using nanobubble technology.
Oceans and Seafood Strategy: In 2020, Templeton played a pivotal role in launching S2G’s $100 million oceans and seafood strategy, aiming to promote sustainable practices within the seafood industry and protect marine ecosystems.
Advocacy for Sustainable Food Systems: Templeton is a vocal advocate for reimagining food systems to prioritize nutrition and environmental sustainability. He emphasizes the importance of regenerative agriculture and sustainable food production methods to address climate change and public health challenges.
Through his entrepreneurial ventures and investment strategies, Chuck Templeton continues to drive significant progress in sustainability, leveraging technology and innovation to foster environmentally responsible business practices.

Dr. Alexander Tabibi is an entrepreneur, investor, and advocate for sustainable innovation with a deep commitment to leveraging technology for environmental and social good. As a thought leader at the intersection of business and sustainability, Dr. Tabibi brings a strategic vision to Green.org, helping guide its mission to inspire global climate awareness and actionable change.
With a background in both medicine and business, Dr. Tabibi combines analytical rigor with entrepreneurial insight.
