Meet Our Trainers
Your Performance Starts With the Right Trainer
Our trainers bring expertise in strength, conditioning, recovery, and performance-focused development to every session
Chris Affinati
Head of Strength & Conditioning
Chris grew up in Highland Park, IL, and built a career as both a professional hockey player and mixed martial artist. He spent close to 20 years competing at a high level in both sports, earning a reputation for his toughness, sacrifice, and resilience. Now a certified strength and conditioning coach, Chris applies that same mindset to training athletes and adults. His focus is on building strength, mobility, and athleticism through practical, sustainable training. Having worked through major injuries himself, including double hip surgery, Chris brings a first-hand understanding of what it takes to stay healthy and keep performing at a high level.
Specialties:
Hockey / MMA / Figure Skating / Speed & Agility / Mobility / Injury Prevention
Cassie Ratajczyk
Performance Trainer (Athletes + Adults)
Cassie grew up playing competitive volleyball, earning All-Conference honors in high school, while also developing a passion for fitness. That competitive drive and passion influenced her to become a NASM-certified personal trainer, and she has continued to study and learn in order to better support her clients. For the past five years, Cassie has worked with a wide range of athletes — from kids just starting out in sports to Division I athletes and professionals. She also trains adults balancing careers, families, and busy schedules, helping them build strength, confidence, and energy to improve their quality of life. Cassie is driven by helping others discover their strength, push past limitations, and accomplish the personal goals that matter most to them.
Specialties:
Volleyball / Soccer / Hockey / Figure Skating / Basketball / Adults / Pre-teen
Anthony Ranallo
Performance Trainer (Athletes + Adults)
Anthony is a Certified Personal Trainer (NASM-CPT) with experience working across both athletic performance and adult training. A multi-sport athlete from Lake Forest, IL, he played baseball and football in high school before competing as a baseball player for five years at Coe College. Anthony has both trained and coached since 2021, combining private baseball instruction with performance training that builds strength and agility. He has also gained valuable experience through internships at Quest Performance Training and Illinois Bone & Joint Institute (IBJI). At Drive Performance Training, Anthony brings a practical, athlete-first approach that helps both youth athletes and adults train with purpose and improve long- term durability.
Specialties:
Baseball / Football / Basketball / Speed & Agility / Adults / Pre-teen