Meet The Team

At Riser Fitness, our strength comes from more than 1,000 dedicated team members across the U.S. and internationally. Whether in studios or at headquarters, every individual plays a vital role in delivering an exceptional experience to our members and franchise partners. We believe in empowering our people, investing in their growth, and building a culture rooted in accountability, energy, and care.

The leadership team featured below helps guide that mission—providing vision, support, and direction as we scale Riser Fitness globally.

Danielle Henderson
Director of Human Resources
Teresa Iott
Director of Operations
Patrick Bonner
Director of Development
Lisa Calderon
Director of Marketing & Communications
Danielle Henderson
Director of Human Resources
Danielle joined Riser in 2023 as a distinguished multi-unit senior HR executive, boasting a comprehensive 15+ years of experience in team development, leadership, change management, business management, and strategic operations. She's been recognized for navigating increasingly complex HR & operational landscapes across multiple sectors, with a focus on driving profitability and facilitating organizational growth. Most recently, she led the US HR function for a global energy & infrastructure recruitment firm - with operations across 5 US states and 14 countries. She's demonstrated competence managing the entire employment life cycle, consistently delivering outstanding results across team engagement, retention and overall employment compliance. Danielle has a passion for wellness, earning a Biology and French degree from TCU along with numerous HR certifications, including SPHR. She's active in SHRM, currently serves on the SHRM university liaison committee and actively mentors future HR pros.
Teresa Iott
Director of Operations
Teresa brings over two decades of experience in multi-unit retail management, operational leadership, and talent development across the retail, fitness, and hospitality industries. Before joining Riser Fitness, she spent 14 years at Road Runner Sports as a Senior District Leader, where she led strategic planning, operational execution, and leadership development initiatives. Teresa also held key leadership roles at Gold's Gym International, overseeing multi location fitness operations, developing corporate training programs, and consistently implementing strategies that exceeded performance targets. She holds a bachelor's degree in Hospitality and Tourism Management from James Madison University and maintains certifications in Pilates Mat & Reformer, NASM, ACE, and Spin. Teresa is deeply passionate about leadership development, operational excellence, and building high-performing teams.
Patrick Bonner
Director of Development
Patrick earned an MBA in Global Business from Pepperdine University and brings a background in leadership and construction management. Patrick served as an Infantry Officer in the U.S. Army, achieving the rank of Captain, and was previously the Opening Market Manager at D1 Training, and Director of Construction at Xponential Fitness.
Lisa Calderon
Director of Marketing & Communications
Lisa has over 9 years of experience in the sports and fitness industry, including serving as the Director of Marketing for a leading Pilates franchise, Club Pilates. In this role, she played a key role in crafting and executing local and national marketing strategies to drive franchise growth. A proud first-generation Latina and a graduate of the University of La Verne with a Bachelor’s degree in Business Administration and Marketing, Lisa is passionate about fostering innovation and community engagement to elevate brands in the wellness industry.
Lauren Kreis
Director of Education
Clayton Benton
Vice President of Sales
Agustin H. Vilchis
Vice President of FP&A
Lauren Kreis
Director of Education
Lauren joined Riser in 2018 and has been in the boutique fitness industry for over 18 years, starting as a Yoga Advisor with YogaWorks in Huntington Beach in 2006. She has managed studios for YogaWorks in Mission Viejo, Newport Beach and Costa Mesa, driving the success of each of those locations. She took on the District Manager role for YogaWorks in 2014 for all of Orange County and joined Riser in 2019 as a District Manager. Regularly setting records for new studio openings during her tenure as a District and ultimately a Regional Manager in Southern California, Lauren guided the Club Pilates portfolios through COVID and was ultimately promoted to oversee operations for all Riser studios in 2022. She holds an Associate Degree from Orange Coast College and completed her general education studies at Cal State Long Beach with a focus on Child Development and Education.
Clayton Benton
Vice President of Sales
Clayton joined Riser in 2021 with ten years in the fitness industry and a strong track record of performance within the 24-Hour Fitness organization. He has managed large-scale fitness operations over his career, moving from single-site management, where he regularly broke performance records in terms of customer and employee retention and, most importantly, average unit sales volume. He graduated to a District role, where he oversaw multiple big-box (24 Hour Fitness) locations that generated over $60mm in annual revenue and had over 700 team members. An ex-professional athlete, he brings an outstanding ability to coach, support and lead large teams across multiple territories as Riser expands its footprint across the western United States.
Agustin H. Vilchis
Vice President of FP&A
Agustin brings over 16 years of expertise in financial strategy, capital management, and operational leadership. He is passionate about driving growth through innovative financial solutions and disciplined fiscal management. Previously, he served as Director of Finance, Data & Analytics, where he led initiatives to optimize financial workflows, enhance talent development, and improve overall financial performance. With a strong commitment to transparency, collaboration, and data-driven decision-making, Agustin focuses on building sustainable financial frameworks that maximize shareholder value and support Riser Fitness’s continued growth.
Mike Gray
President & Chief Operating Officer
Zach Fritz
Chief Financial Officer
Mike Gray
President & Chief Operating Officer
Mike Gray is a highly respected fitness professional with nearly 30 years of diverse experience. Born in California and raised in various states across the U.S., Mike's rich background has profoundly influenced his holistic approach to fitness and wellness. In 2017, he joined Club Pilates as Vice President of Sales, showcasing his strategic vision and commitment to growth. By 2018, he was promoted to Senior Vice President of Operations, and in 2020, he stepped into the role of President. With a steadfast dedication to excellence and a profound understanding of the fitness industry, Mike Gray continues to inspire and lead, shaping the future of fitness for enthusiasts around the globe.
Zach Fritz
Chief Financial Officer
Prior to joining Riser Fitness, Zach served as a Senior Vice President at Portage Point Partners, a leading advisory firm specializing in complex M&A and business transformation initiatives. He began his career at KPMG, where he spent seven years across Audit and Deal Advisory. Over the course of his career, Zach has advised on more than 100 transactions ranging in value from $20 million to over $1 billion, spanning a diverse set of industries. Zach is a Certified Public Accountant and holds a dual degree in Accounting and Finance from the University of Delaware.