This book provides an insightful assessment of today's ESCO (energy services) industry around the world, analyzing current trends – both by geographical regions and in specific countries. Both opportunities and barriers/problems are presented and explained by in country professionals who have broad knowledge of their specific ESCO industry. The book includes significant contributions by Pierre Langlois and Paolo Bertoldi. The author and contributors have reached into the far corners of the world to get trusted colleagues to tell the story of the energy services industry's development in their respective countries, and in their own words. Chapters cover selected countries from Western Europe, Eastern Europe, Africa, the Middle East, Asia, North America, South America, New Zealand and Australia, as well as the overall global picture.