Our Executive Team
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Seth Wayman - Founder & CEO
With over 15 years of coaching experience, Seth is the visionary behind Black Vault Athletics. He is USASF certified Levels 1–6 and has coached athletes across both all-star and high school programs, helping them achieve success at every level of cheer. Known for his precision and high-energy coaching style, Seth has built a reputation for pushing athletes to master skills safely and confidently while instilling discipline and passion for the sport. His leadership and achievements have positioned Black Vault Athletics as a program focused on excellence, growth, and lasting impact.
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Austin Postelnicu - President
Austin plays a pivotal role in driving the vision and growth of Black Vault Athletics. As President, he oversees operations, strategy, and program development, ensuring that everything behind the scenes runs as smoothly and efficiently as the training on the floor. While his background isn’t in cheerleading or tumbling, Austin brings a wealth of organizational insight, leadership, and business acumen. His guidance allows the coaching staff to focus on what they do best—building athletes. With Austin’s leadership, Black Vault Athletics continues to grow, innovate, and deliver a professional experience for athletes, parents, and schools alike.
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Miranda Ostler - Vice President of Operations
As Operations Manager, Miranda plays a key role in keeping Black Vault Athletics running smoothly. She oversees scheduling, communication, and organizational systems, making sure athletes, parents, and coaches have a seamless experience from start to finish. Her strong leadership and attention to detail free up the coaching staff to focus on training, while she ensures everything behind the scenes is handled with precision.
Meet the Coaching team
Taylor Ekstrom
Program Director
Kylie Dearden
Lead Coach – All-Star
Assistant Coach - High School
Assistant Coach - Allstar
Arianna Christensen
Choreographer - High School & Allstar
Morgan Lefler
Lead Coach – High School