NASM-certified personal trainer Trevor Cassidy offers customized training programs across all Manhattan neighborhoods. From Central Park to the Financial District, train where it works for you.
New York City demands peak performance — from its professionals, its athletes, and everyone in between. NASM-certified trainer Trevor Cassidy brings over 13 years of experience to Manhattan's most discerning clients, offering fully customized training programs at gyms, parks, home gyms, and private studios throughout the city.
Whether you're looking to build strength, lose weight, improve athletic performance, or simply feel better in your daily life, Trevor Cassidy designs evidence-based programs that deliver measurable results. Every program includes personalized nutrition guidance and ongoing accountability to keep you on track.
227 Mulberry Street, New York, NY 10012
Located in the heart of NoLita, Gym NYC is Trevor Cassidy's primary training facility. The gym offers a focused, no-nonsense training environment with all the equipment needed for serious strength and conditioning work — squat racks, platforms, dumbbells, cables, and more.
All of Trevor Cassidy's personal training programs are available across New York City.
Progressive strength training built around compound lifts and functional movement patterns — squat, hinge, push, pull, carry, rotate — tailored to every experience level and designed to make you stronger in the gym and more capable in daily life.
Evidence-based weight loss coaching that combines strength training, metabolic conditioning, and sustainable nutrition habits — no crash diets, no extreme protocols, just consistent results.
Sport-specific training programs that develop the speed, power, agility, and endurance your game requires. Built for competitive athletes and serious recreational competitors.
Fully remote personal training with custom programming, video form reviews, nutrition guidance, and weekly check-ins. The same expert coaching, delivered wherever you train.
Practical, science-backed nutrition coaching that aligns your eating habits with your training goals. No rigid meal plans — just sustainable strategies that produce real results.
Custom workout programs written by a certified trainer and delivered for independent execution. Structured periodization, exercise selection, and progression — without paying for in-person sessions.
Safe, progressive fitness training for adults 60 and older that builds strength, improves balance, maintains bone density, and preserves the independence that matters most.
Expert consulting for home and corporate gym design. Trevor Cassidy leverages 13+ years of training experience across dozens of facilities to plan layouts, select equipment, and build spaces that support real programming.
Book a free consultation with Trevor Cassidy to discuss your fitness goals and start your personalized training program in New York City.
About the author
Trevor Cassidy is a NASM Certified Personal Trainer, Corrective Exercise Specialist, Performance Enhancement Specialist, and Certified Nutrition Coach with more than 13 years of coaching experience. He is also a former professional rugby player.
Credentials and experience