Marinejonfit Mission Statement

Empowering individuals and communities to achieve peak physical fitness and well-being through personalized training, innovative programs, and unwavering support. At MarineJonFit, we transform lives by combining expertise, discipline, and motivation to help people unlock their full potential.

IN LOVING MEMORY OF MY MOM, SHE USED TO ALWAYS TELL ME: “LOVE YOU TO THE MOON AND BACK”

About Marinejonfit

  • Hi there! I’m Jonathan Mullins, the founder of MarineJonFit and your go-to fitness coach in NYC. If you’re searching for the best personal trainer in New York City or a top-rated fitness coach in Manhattan, you’ve come to the right place. With over 18 years of experience delivering top-notch personal training services in NYC, I’m here to help you achieve your fitness goals and transform your life.

  • Born and raised in Columbia, SC, I grew up in a single-parent household where resilience and hard work were instilled in me by my incredible mother. Driven by the dream of building a better future, I joined the U.S. Marine Corps, earning the title of U.S. Marine and setting records during basic training.

    After my service, I discovered my passion for fitness and began my career as a personal trainer. Moving to New York City allowed me to work with renowned gyms such as Crunch Fitness and Bally’s Sports Club. Along the way, I earned certifications from NASM, ISSA, Precision Nutrition, and Pre & Post-Natal Training, equipping me to deliver personalized and effective fitness solutions.

  • At MarineJonFit, I combine the discipline of my military background with expert fitness knowledge to offer the most personalized and results-driven training experience. Whether you’re looking for one-on-one training with the best personal trainer in New York City, seeking nutrition coaching, or preparing for military readiness, I create customized programs to help you achieve your goals.

    Through my partnership with IDLife, I ensure a holistic approach to health by integrating cutting-edge nutrition and wellness strategies into every program. With my ongoing education in Nutrition and Culinary Management, and my pursuit of a Master’s in Dietetics, I’m continually expanding my expertise to better serve my clients.

  • Whether you’re striving for weight loss, muscle building, or overall wellness, my top-notch personal training services in NYC are designed to empower you every step of the way. As the top-rated personal trainer in NYC, I’m committed to helping you become the strongest and healthiest version of yourself.

    Let’s work together to create a fitness journey tailored specifically to you. Book a session today and experience why MarineJonFit is the go-to choice for fitness coaching in New York City.

“When you can accept you know nothing, you know everything.”

— Jonathan Mullins

^That’s me being on my socrates ish’ ^ :)

Biography

Jonathan, began his journey as a US Marine, later becoming a top personal trainer and nutrition expert in New York City. With multiple certifications and a passion for fitness, Jonathan is dedicated to transforming lives.

Certifications/Licenses/Degrees

    • Over 21 years of hands-on experience in personal training.

    • Renewal Underway

  • Currently in Progress

  • Ensuring safety during every session

    • Graduation expected in Fall 2025.

    • Enrolled in a fast-track program for Bachelor’s and Master’s degrees.

    • On track for completion.

Personal Journey

  • Jonathan Mullins started as a U.S. Marine, driven by a desire to excel in life and create a brighter future for his family. His determination and passion for fitness have taken him from military service to becoming one of New York City’s top personal trainers.

    • Raised in Columbia, SC, Jonathan was inspired by his mother’s resilience in raising five children alone.

    • After serving in the Marines, he began his fitness career under the mentorship of Tim French at Health Advantage.

    • Moving to NYC, Jonathan gained certifications in personal training and nutrition, working with renowned gyms and international brands.

    • Jonathan founded Phase 1 Phitness and PhitNation, initiatives aligned with military readiness and community wellness.

  • Today, Jonathan combines his expertise in fitness, nutrition, and military discipline to help clients achieve life-changing transformations. MarineJonFit is more than just a training program; it’s a lifestyle focused on health, discipline, and personal growth.