Health and fitness had been a lifelong journey for Kon. Beginning at around 12 years old, he studied martial arts (Shaolin Kung Fu, Okinawan Karate, American Kickboxing, Muay Thai) throughout his high school years. In his early 20s, Kon discovered the world of bodybuilding and soccer. He played with a men’s open soccer travel team for several years. After taking a hiatus from both sports for a few years, Kon found the sport of triathlon. He has completed dozens of Half Marathons (13.1), Full Marathons (26.2), Half Ironman Triathlons (70.3) and is an Ironman Triathlon (140.6) finisher.
Kon follows a holistic approach to health and fitness. He believes health and fitness is a lifelong journey to achieve a balance between the mind and the body (mental, physical activities, nutrition). He works with each individual client based on their personal goals. Kon has helped hundreds of people of all ages and skill levels to improve their physical and mental wellbeing. He has coached athletes in various sports and clients from 5 to 80+ years old. With almost two decades of experience, Kon has the experience and patience to help anyone achieve their health and fitness goals.
Certified Fitness Trainer
Silver Sneakers Instructor
Group Exercise Instructor
Certified Strength and Conditioning Specialist
Healthy Lifestyles Coach
VDOT O2 Certified Running Coach
Chris is a Professional Mixed Martial Artist and Boxer from Grove City, Ohio. He is currently a brown belt in Brazilian Jiu Jitsu under Professor Vitor Oliveira with GF Team in Grandview, Ohio. Chris has always had a passion for MMA/Boxing growing up when one day roughly 10 years ago he went into a gym to observe.
Immediately after watching a class he decided that he wanted to pursue the sport. Since 2010 Chris has fought in many BJJ tournaments. He fought at the 2011 Bando Kickboxing tournament and placed second place after 3 fights in one day and shortly after in June 2011 was his first amateur MMA fight where he earned a victory. From then forward he has continued to train 5 times a week or more. Chris is 1-0 as a professional in MMA and he’s 2-1-1 as a professional Boxer. He has taught kids Muay Thai and BJJ classes as well as adult MMA, Boxing and BJJ classes. His love for the sport doesn’t just stop at himself training, he continues to grow as a person all while teaching what he is so passionate about.
Phone: (614) 440-8082
My name is Ryan Nusbaum, and I’m the owner of Core Concepts Personal Training.
I’ve dedicated over 15 years of my life to helping my clients pursue their health and fitness goals.
I know getting fit can be hard, and choosing the right coach or training methodology can be overwhelming. I’ve helped hundreds of clients of all ages, experience levels, and lifestyles find their way to the more healthy, and fit version of themselves that they’ve been struggling to achieve.
I’m passionate about not only helping my clients toward their physical goals but I also strive to work as a team to achieve a level of mental awareness that makes you confident your journey is in the hands of the right coach.
As my client, you will fully understand the ins, and outs of your training program. Where to start? How, and what to eat. What type of weight or cardio training should I be doing? How many days a week should I train? etc.
My philosophy for training is simple and straightforward; move well, move often, keep your training varied and exciting, rest, recover, and nourish your body well. An active, and fit lifestyle can be challenging, and there will be moments of doubt or disappointment but together I know we can conquer every goal you throw at us! I look forward to working with you.
USA Boxing Coach
In my career as a coach and fitness professional, I have worked with a wide variety of clients who just wanted to become fitter, stronger, and leaner, or wanted a lifestyle change. I have also helped athletes of all levels to improve their performance in various sports including track and field, football, wrestling, powerlifting, and combat sports. My approach to coaching athletes and clients is about educating and empowering them with the knowledge that will make them functional, fit, and strong.
Rich specializes in the following areas: Strength and Conditioning, Olympic Weightlifting, Powerlifting, Body Transformation, and Wellness.
Nutrition Science, Exercise Science, Programming, Physical assessment Credentials available upon request
He has had several accomplishments throughout his career that have helped many intermediate individuals progress to advanced/elite athletes of their field. These accomplishments include: CrossFit games athletes, USA Weightlifting State Record holders, USA Weightlifting National Record holders, Weightlifting Masters World Silver Medalist, Masters Pan am Bronze Medalist, USA Powerlifting State Record Holders, USA Powerlifting National Record Holders, NPC Champions and National Qualifiers (Bikini, Bodybuilding, Figure, Men and Women’s Physique), and Boston Marathon Qualifiers.
Along with helping other individuals succeed, Rich has been very successful with his personal accomplishments, including 4x CrossFit Games Qualifier (Regionals), APA Powerlifting Champion, Team USA – Pan Am silver medalist, Weightlifting World Qualifier, 2x State of Ohio Weightlifting Champion, Arnold Classic Masters Weightlifting Champion, National Weightlifting record holder, and NPC Bodybuilding and Physique 1st place finisher.
Renèe Flagg: NASM Certified Personal Trainer, Certified Yoga Instructor, Background in Occupational Therapy
Renèe loves to work with others to help them find a healthy relationship with movement, nutrition, and inner joy.
She offers personal training and nutritional guidance for all ages. A background in Occupational Therapy makes Renèe an expert in post-orthopedic surgery and/or injury training. She also specializes in speed, strength and agility training for young athletes. Renèe hosts yoga classes at ”The Gym” ranging from joint flexibility to pranayama breathing practices.
Accomplishments include competing twice at the Arnold Classic in “Power X” endurance powerlifting and competing multiple times in obstacle races such as “Spartan Race“, “Savage Race“, and “Mud Ninja.”
She likes Handstands, Harry Potter, Pancakes, and especially her husband, Robert Flagg.
CrossFit Level 1 Certification
Robert has almost a decade worth of experience working with more than 1,000 clients of all ages, genders, and skill levels. Robert understands that living a healthy lifestyle can be challenging and almost impossible feeling at times, that’s why he works with EACH client, on their SPECIFIC goals, based on their UNIQUE body. There is no size fits all plan!!!
Being an athlete himself, Robert knows the struggles, mindset, and intensity needed to push any athlete past their predetermined limit. Club to College Level athletes have improved in Explosiveness, Strength, Technique, Core Stability, and Nutritional Health in Roberts care.
Most importantly, Robert has developed lifelong relationships with many of his clients. Being a great trainer and being a healthy client is not just a 3x a per week gig, it’s a long-term, 0 to 60, lifestyle change. If you’re ready to improve physically and mentally give Robert a chance to show you the path to success.
Robert has had many achievements throughout his career, including Owner of FlaggFitness LLC, Certified through the National Strength and Conditioning Association, Bachelor’s Degree in Pre-Medicine from the College of Wooster, All-Conference Running Back at Wooster (4x All-Conference), Conference representation in track & field (2x All-Conference), 4x PowerX Champion at The Arnold Sports Festival (2015-2018), and 2nd place open men’s Body Building (Mike Francious Classic 2013).
Robert is married to trainer, Renee Flagg!
Michael Greenhouse, NSCA, CSCS, is a graduate of the University of Evansville with a degree in Exercise Physiology and a minor in Kinesiology. In 2005, the Chicago Cubs drafted Michael as a professional pitcher. He has spent the last 10 years in the fitness industry working with amateur and professional athletes on rehab and program designs. Over the last few years, he has been developing and performing movement patterns to increase functional movement. During that time, he has earned certifications in TRX, Mace Training, Functional Movement Screening, Russian Kettlebell, and Titleist Performance Institute Level 1. Michael is the proud owner of Pure Life Fitness, LLC and THE GYM. Michael is married to Christina, and they have a son, Rowan.