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Who we are Leadership Team

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Our leadership team invests in team members, innovation, and solutions so we can continue driving human performance outcomes and inspire people to aim higher and achieve their goals.

Located all over the world, EXOS leaders bring varied experiences and perspectives to our clients. Meet a few of our leaders below.

Mark Verstegen

Founder and President

One of the world’s foremost experts on human performance, Mark Verstegen pioneered the concept of integrated performance training, which he’s brought to the world’s top athletes, corporations, and the U.S. military. As founder and president of EXOS, he has served as the NFLPA’s performance director for 18 years and is the author of six books.

Dan Burns

Chief Executive Officer

As CEO of EXOS since 2009, Dan Burns spearheads the company’s management and strategic planning. Burns has guided EXOS through a period of meteoric growth, developing key relationships and overseeing the global operations of the EXOS platform, which extends to six continents. A graduate of Amherst College, he earned his MBA from Harvard Business School.

Jeff Sassone

Chief Performance Officer

As chief performance officer, Jeff Sassone oversees the company’s performance team to define and evolve its methodology, enabling practitioners to produce outcomes for clients. He has coached athletes for nearly 20 years, working closely with Mark Verstegen. Sassone has a master’s from the University of Illinois and a bachelor’s from the University of South Florida.

Jeff Terrill

Chief Growth Officer

As chief growth officer, Jeff Terrill leads the company’s global growth strategy to expand reach through markets, channels, and distribution partners, establishing market share leadership and brand recognition. Prior to EXOS, Terrill served as president of Cigna’s emerging markets segment. He holds a bachelor of science and business degree from the University of Colorado.

Bill Bourque

Chief Operations Officer

As chief operations officer of EXOS, Bill Bourque leads the operations team to develop, implement, and deliver services, resulting in meaningful outcomes and high levels of engagement and satisfaction. Previously, he was president and COO of MediFit. He graduated from the University of Massachusetts and earned his MBA from Northeastern University.

Jon Zerden

Chief Technology Officer

As CTO of EXOS, Jon Zerden oversees technology supporting everything from online content, training programs, and proprietary equipment to facility infrastructure, integrated systems, mobile apps, and wearable devices. Previously, he was vice president of global media at World Wrestling Entertainment. He has a bachelor’s and master’s degree from George Washington University.

John Golden

Chief Solutions Officer

As chief solutions officer, John Golden oversees EXOS’ rise as the industry leader of products, experiences, and partnerships. John’s journey at EXOS began as a client after a revolutionary medical transplant. His experience at EXOS enabled him to walk again and scale Everest, and motivated him to pioneer game-changing solutions to upgrade clients lives at EXOS.

Todd Smith

Chief Marketing Officer

As CMO of EXOS since 2013, Todd Smith leads the brand vision, storytelling, design, and integrated marketing initiatives. Previously, Smith worked for The Coca-Cola Company where he served as group brand director for vitaminwater and led a brand relaunch for POWERADE. He has a master’s degree from the University of North Carolina and a bachelor’s degree from Miami University.

Trevor Vigfusson

Chief Financial Officer

As CFO of EXOS, Trevor Vigfusson leads the finance and accounting teams to help create, drive, and support profitable, brand accretive growth. Previously, he served in various leadership roles at Nike, and brings experience with other high-growth companies such as Gap and American Eagle Outfitters. Trevor holds a bachelor’s degree from the University of Washington.

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Leadership team