Our Team

Walter Sellers, CEO & Founder

Walter Sellers is a 25-year health and fitness veteran, founder of Classicman Fitness, and the driving force behind The Butterfly Effect Studio for Training. With a degree from Elon College and a rich background in retail automotive and management consulting, Walter brings a unique blend of business savvy and heartfelt leadership to the wellness industry.

He is certified through ISSA, Action CPT, and Girls Gone Strong (GGS1), with advanced specializations in women’s health, group fitness, and pre/postnatal training. Walter is also a proud graduate of the Streetwise MBA program, equipping him with advanced business leadership and strategic growth expertise.

Walter’s passion for fitness is matched only by his accomplishments in the sport. He is a professional powerlifter and bodybuilding competitor, holding multiple national and world records across the WNPF, NPL, APA, and RPS (Revolution Powerlifting Syndicate) federations. As a drug-free world record holder, his dedication to integrity and excellence is at the heart of everything he does.

Beyond the gym, Walter is committed to creating safer, more empowered communities. He is a certified “train the trainer” facilitator for A CALL TO MEN, through the Delaware Alliance Against Sexual Violence, empowering him to lead transformative workshops focused on respect, consent, and understanding.

Walter has coached teams to regional, national, and world records, and is known for his empathetic, family-minded leadership style. Under his guidance, The Butterfly Effect Studio for Training has become Delaware’s premier private wellness studio, dedicated to empowering women and families to achieve lasting transformation—mind, body, and spirit. 🦋💪🌟