Founder and CEO of OUT OF THE BOX Consulting, Reuven Shelef is a strategic engineer with a coach’s heart, renowned for his groundbreaking Untangling Complex Challenges™ methodology. 

With over three decades of experience spanning engineering, technology, business transformation, and human dynamics, Reuven has mastered the art of aligning organizations and individuals to achieve clarity, purpose, and impactful results.

Reuven has worked with Fortune 500 technology companies, startups, and executives to solve their most intricate challenges. Whether refining business processes, facilitating cross-functional collaboration, or coaching and mentoring leaders, he blends sharp logic with a deep understanding of human behavior to create transformative outcomes.

Reuven’s work is more than just business—it’s personal. He has faced his own life challenges, navigating them using tools from business, engineering, and management consulting, combined with deep personal growth and development. Through this journey, he realized that he had developed a methodology—one that helped him overcome obstacles, gain clarity, and take confident action.

That realization became the foundation of Untangling Complex Challenges™, a methodology inspired by his diverse background in agriculture, military intelligence, and corporate leadership. It empowers individuals and teams to break free from long-standing roadblocks, gain new perspectives, and move forward with purpose.

Reuven’s passion is sharing these tools with others—helping people and organizations navigate complexity, overcome challenges, and unlock their full potential with clarity and confidence.

Reuven’s meticulous approach, authentic leadership, and unwavering commitment to client success have earned him a reputation as a trusted advisor capable of driving meaningful change. When he’s not working, Reuven loves to travel and explore the world.