Tim Castle

Tim Castle is a bestselling author, award-winning business leader, and globally recognized negotiation and sales expert. Ranked among the World's Top 30 Negotiation Professionals by Global Gurus in 2025, Tim is known for his innovative approach at the intersection of negotiation, emotional intelligence, and AI-driven strategy. His bestselling books-including The Art of Negotiation, The Momentum Sales Model, and The First Domino-are used by universities, Fortune 100 companies, and startups...See more

Tim Castle is a bestselling author, award-winning business leader, and globally recognized negotiation and sales expert. Ranked among the World's Top 30 Negotiation Professionals by Global Gurus in 2025, Tim is known for his innovative approach at the intersection of negotiation, emotional intelligence, and AI-driven strategy. His bestselling books-including The Art of Negotiation, The Momentum Sales Model, and The First Domino-are used by universities, Fortune 100 companies, and startups worldwide to train sales teams, develop leaders, and win flagship clients. An inspiring speaker, trainer, and host of The Tim Castle Show podcast, Tim helps individuals and organizations unlock their potential and achieve breakthrough growth. See less