- Oskar Lafontaine
Former Federal Minister of Finance a.D. and Prime Minister of Saarland
- Prof. Manfred Lahnstein
Former Federal Minister of Finance, Special Advisor to Bertelsmann ...
- Michael Langer
Commercial pilot, management expert, aviation journalist.
- Prof. Dr. Mojib Latif
Expert on Climate Change
- Prof. Dr. Rupert Lay
Professor for Theology & Philosophy, Management Consultant & Trainer, ...
- Dr. Erich Lejeune
Entrepreneur & Founder of ce Consumer Electronic AG, Expert in ...
- Gerd Leonhard
CEO of the Futures Agency, Visionary Thinker, Futurist
- Dr. Theo Lieven
Founder of Vobis AG, IT Expert, Author
- Martin Limbeck
Sales- and Managementtrainer
- Prof. Dr. Peter Littmann
Former CEO of Vorwerk, Boss, Expert & Strategist on Marketing & ...
- Sascha Lobo
Internet-expert, publicist, very successful author, journalist, ...
- Jörg Löhr
Top-Trainer on Motivation & Success
- Dr. Christian Lutz
Former Director of the Gottlieb Duttweiler Institute for Trends & ...