The Mission of Max Sacks International Max Sacks International is the #1 global sales training firm used by over 250,000 sales executives representing 3,000 companies in 21 countries. We provide practical, high-quality, state-of-the-art programs, products and services that are dedicated to developing skills, enhancing performance, and providing on-going reinforcement to individuals and their companies. We are committed to excellence, integrity, and 100% client satisfaction. We maintain that a company's greatest asset is the undeveloped potential of its people, and focus on developing that potential for our clients and our associates.