David Bostik
Owner & FounderDavid's journey began in 2003 when he weighed 346 lbs. struggling with his own weight and health issues. Through dedicated personal training, he lost 140 lbs and completely transformed his life.
This personal transformation inspired him to pursue a career in fitness to help others achieve similar results. He opened Transform Personal Training in Lakeview to create a supportive, non-judgmental environment where clients can feel comfortable embarking on their own fitness journeys.
David brings deep empathy and understanding to his coaching, knowing firsthand the physical and mental challenges of significant weight loss.
Certifications & Specialties
- NASM Certified Personal Trainer
- Weight Loss Specialist
- Corrective Exercise Specialist
Gerri Bushkovski
Fitness CoachA fitness enthusiast since age 19 and a competitive bodybuilder since 1996, Gerri brings decades of experience to her training. She was the Overall Winner at the 1998 Prairie State Classic.
As a mother of two, she understands the balance between family life and personal health. Her training philosophy focuses on strength, holistic fitness, and building a body that functions as well as it looks.
Gerri specializes in working with diverse populations, including seniors and those recovering from injuries.
Certifications & Specialties
- NASM CPT
- Corrective Exercise Specialist
- Pre/Post-Natal Certified
- Pilates Reformer
- Apex Nutrition Certified
Miriam Plotkin
Fitness CoachAn athlete since age 6 and a professional trainer since 2001, Miriam combines rigorous training with an infectious sense of humor. With a background in professional comedy (trained at Second City and iO Theater), she makes even the toughest workouts enjoyable.
She is a circuit training specialist who keeps sessions dynamic and engaging. Miriam believes that fitness should be fun, not a chore, and uses her unique background to keep clients motivated and smiling while they sweat.
Certifications & Specialties
- NASM CPT
- Advanced Sports Nutrition
- Kettlebell Training
- Pre/Post Natal
- Strength & Conditioning
- Yoga & HIIT
Eric-Todd Rushing
Fitness CoachA former professional dancer of 25 years, Eric-Todd brings a unique focus on body awareness, movement quality, and functional training. He emphasizes training movements, not just muscles.
He believes in functional training over machine-based exercises to build bodies that are capable and resilient in the real world. His coaching style blends the discipline of dance with the science of modern fitness.
Eric-Todd is also a Certified Professional Coach, helping clients breakthrough mental barriers as well as physical ones.
Certifications & Specialties
- NASM CPT
- TRX Certified
- Vinyasa Yoga Instructor
- Certified Professional Coach (iPEC)
Kristen
Accountability CoachA former teacher and working parent who joined Transform in 2014, Kristen shifted her career from education to fitness to help others build sustainable healthy lifestyles.
She understands the challenges of juggling work, family, and health. Her approach focuses on small, manageable daily shifts rather than drastic, unsustainable changes.
Kristen helps clients stay consistent, avoid fad diets, and build habits that last a lifetime.
Certifications & Specialties
- Accountability Specialist
- Behavior Change Specialist
- Nutrition Coach