John C. Cook

John C. Cook

  • Chairman, Rock Lake Advisors GmbH
  • Director, Travelx / Scandid / YFret Technologies
  • Director, Kyron Capital Limited
  • Director and Partner, WJ Hopper & Co Ltd
  • Abteilungsdirektor, Security Pacific Merchant Bank / Bank America
  • Senior Account Executive, Merrill Lynch International
  • Member, Swiss Private Equity & Corporate Finance Association (SECA)

John Cook is Chairman of Rock Lake Advisors, which he founded in 2009 following a successful career in international business & financial services. He hails from Chicago/Milwaukee, and has spent the past 40 years living in Europe. His prior corporate positions included Director and Partner, WJ Hopper & Co Ltd (London); Abteilungsdirektor and Head of Global Equity Origination, Security Pacific Merchant Bank / Bank America (Frankfurt); Senior Account Executive, Merrill Lynch International (Brussels); Managing Director, Univestors Family Office (Brussels); and Associate Marketing Director Middle East, International Harvester (Brussels).

John serves on the board of directors and advisory boards of several companies and organizations including Kyron Capital Limited, Wishpoint Inc. (Scandid, Travelx), YFret Technologies and Viamagus Technologies. John is a member / supporter of the Swiss Private Equity and Corporate Finance Association (SECA); Horasis Global Visions Community; InvestEurope; the Swiss American Chamber of Commerce; Purdue University; and Thunderbird School of Global Management.

John is Chairman Emeritus of the Thunderbird Global Private Equity Center, a thought leadership platform he founded at Thunderbird School of Global Management in 2004. He was awarded the distinguished Jonas Mayer Award, chaired the Thunderbird European Alumni Association and is a long-standing member of the Thunderbird Leadership Councils. John advises the Dean’s private equity council at the Krannert School of Management at Purdue University.

In 1982 John launched the famous Thunderbird European Reunions and has organized 45 global alumni reunions across 25+ countries. For the past 35 years John has resided in Seattle, Chicago, New York, London, Brussels, Frankfurt and Zurich. He graduated cum-laude with a BSIM from the Krannert School of Management at Purdue University (1974), completed the pre-med curriculum at University of Washington (1977), obtained an MBA in International Management from Thunderbird School of Global Management (1979), and has completed advanced management studies at Oxford University, England.

John’s passions include global travel, cross-cultural networking, geopolitics and world affairs, swimming and motorcycling. John has been married for 35 years and has a daughter based in Washington DC.
Jonathan P. Toretta

Jonathan P. Toretta

  • President, Rock Lake Advisors GmbH
  • Global Energy Equity Director, Societe Generale Corporate & Investment Banking, London
  • US Energy Equity Director, Societe Generale, New York
  • Vice President, IHS Herold and John S. Herold Inc.
  • Manager, Royal Dutch Shell
  • Owner, The Singularity Group AG, Switzerland
  • Member, Swiss Private Equity & Corporate Finance Association (SECA)

Jonathan Toretta is President of Rock Lake Advisors.   Born in Greenwich, CT, he spent the past decade as a top ranked international energy specialist at Societe Generale, Corporate & Investment Banking, leading the team from New York and then London.   He continues to work closely with the largest players in the global energy industry.  He is best known for cross-border equity transactions between the US and Europe which he considers a passion.

Prior to this, he led international institutional equity sales for IHS Herold and John S. Herold into Europe and Latin America and held various manager positions at Royal Dutch Shell in Manchester, London and Milan following onboarding through the graduate talent program.

Jonathan is a believer in transformation and innovation in industry and is an owner of The Singularity Group AG, which conceived and owns the Nasdaq Singularity Index.  

He was a 1999-2000 Rotary Ambassadorial Scholarship (Geneva) winner and studied at Science Po in France.  He has a BA from Ohio Wesleyan University (1998) and a MBA from the Thunderbird School of Global Management (2007).

Jonathan is an avid skier and an exceptionally average men’s hockey player currently skating with EHC Thalwil in Switzerland.  He is passionate about anthropology, demographics, economics, global industry but mostly comedy.   He is married with three children and lives in Zurich.