© 2006 by Fortis Fitness

Come Discover the Difference

All of our clients would agree

Fortis Fitness is Different

Over the years we have watched fitness fads and diet crazes come and go. But when the fads die out and crazes fail, people turn to

what works...they turn to Fortis.

Inspiring Coaches - Authentic Training - Positive Environment

An Investment in Excellence

 Fortis was founded in 2006 by Joseph Weissenburger.

Fortis’ innovative approach to training brings fitness back to its essentials

in a unique way. Our professional coaches offer clients the highest quality personal coaching experience.

Our Services

If Somethings Worth Doing, It's Worth Doing Right!

Individual Coaching

Words to live by. Especially when it comes to selecting a workout program and facility. Stop wasting your time on workouts that'll never really do anything, never stick with and that are impossible to keep up. At Fortis, individualized coaching is our flagship service and that is where we shine.

The team at Fortis will design an indiviualized program for you based on your fitness goals and level. You will be assessed, monitored and motivated like never before.

A First Class Program For You and a Friend!

Partner Coaching

At a fraction of the cost of individual coaching, Partner Coaching will provide the same level of expert coaching with first class, targeted programming. You and a friend can both enjoy the benefits of this life changing-decision.

The expert team at Fortis will design a first class program for you and a friend based on your fitness goals and level.

Our Amazing Group Coaching is in a Class of its Own!

Small Group Coaching

Come and be apart of our highly effective, fun and energizing workout. Our workouts, bring together cardio and resistance training into one workout. Making it the best of both worlds!t

Schedule: M -W- F 8:10am - 9:00am


Whether it's personal training or the group classes, I always look forward to going to Fortis and feel great when I am finished. The coaches are friendly, professional and knowledgeable. I wouldn't go anywhere else.

Todd S.

I have been training at Fortis for close to 12 years and I can always count on a workout that is challenging, effective and well planned. There is always a plan and a goal to be reached. Incredible coaches that truly care about your goals. Thank you Fortis!

Liz R.

I've worked out my whole life, but when I started coming to Fortis, what a difference it made. They always know just how to push me and because of that I have gained so much more strength amd my overall fitness level is higher than its ever been.

Mark N.

Fortis Fitness is excellent for creating custom fitness programs tailored to your fitness level. The coaches are knowledgeable, caring, responsive, yet challenging. Whatever your level, they can raise it. I always look forward to training at Fortis.

Doreen M.



Joe Weissenburger


Joe Weissenburger is the founder and owner of Fortis Fitness. Joe is also an accomplished public speaker, author and has appeared on Fox Sports, Countdown to the UFC and The Evolution of Punk. It's Joe's strong love of coaching matched with his motivating style of teaching that allow him to help a wide range of clientele from professional athletes, CEOs, and doctors to youth athletes and the general population. Joe is constantly evolving as a coach, striving to always become better. It's also his work ethic and authenticy that Joe has for coaching and his clients, that has allowed him to achieve what few do...11 successful years as a business owner and 16 years in the industry.


  • Certified Personal Trainer - NSCA

  • Certied Conditioning Coach - Bioforce

  • Certified Flexibility Specialist - Stretch to Win

  • Club Coach - United States Weightlifting Federation

  • Track and Field Coach 1 - United Stated Track and Field

  • Strength Camp - Weekend with Dr. Mel Siff

  • Speed and Agility Coach - Athletes Acceleration

  • Poliquin Level 1 Regional  - Poliquin International Certification

  • Biosignature - Poliquin International Certification

  • Program Design, Advanced Program Design - Chek Institute

  • Scientific Back, Scientific Core - Chek Institute

  • FMS Level 1 & 2 - Functional Movement Screen

  • TRX Group Certification - TRX Suspension Trainer

  • SFG Kettlebell Certified - StrongFirst

  • RPR 1 - Reflexive Performance Reset

  • Fundamentals of Designing Hypertrophy Programs - Poliquin Group


  • Silver Medalist Junior Olympics - Olympic Weightlifting

  • 2 Time Garden State Games Gold Medalist - Olympic Weighytlifting

  • Black belt - Tae Kwon Do

  • Brown Belt - Gracie Jiu-Jitsu

  • Father and Husband

Cesar Garcia


Cesar has always had a passion for sports and fitness. Being a former track and field champion and soccer competitor, Cesar knows what it means to work hard to accomplish your goals. That attitude and his desire to help others reach their fitness goals is what motivates Cesar to excel as a coach. His love of fitness has also lead him to pursue  a degree in Exercise Physiology that he is currently working on.


  • Sports Performance Specialsit - Exos - Pending

  • Certified Personal Trainer - Aerobics and Fitness Association of America

  • Speed and Agility Coach - Athletes Acceleration

  • SFG Kettlebell Certified - StrongFirst


  • State Champion - Track and Field

  • Sectional Champion - Track and Field

  • Skyland Conference First Team - Track and Field

Contact Us!

40 Morristown Road Suite 1D

Bernardsville, NJ 07924