Boston’s Best Trainers

The Best Fitness Experience money can buy

 World-class personal fitness & training tailored to the individual needs of our clients. We are committed to delivering the best version of ourselves so we can help you be the best version of yourself.

CLIENTEL3 specializes in individualized personal fitness programs. Our highly educated, trained, and innovative coaches offer the best-in-class programs to address your individual needs and aspirations. Whether you’re pregnant, want to maintain mobility and strength, are recovering from an injury, need help managing your weight, are looking for athletic training, or are just interested in a regular workout routine, you will benefit from a customized program for you.

Who Are Our CLIENTEL3?

At CLIENTEL3 we specialize in training professional athletes, celebrities, executives, & VCs whose goals are aesthetics, sports performance, strength, weight loss, toning/leaning, and bodybuilding. We train Boston’s best because we have the top coaches and a private, boutique environment where our clients are guaranteed 1-1 attention in an intimate setting. We can work with your assistant to get sessions booked at your convenience. Ensuring you the utmost privacy is important to us. You won’t be bothered when you walk in our doors.

Personal Training

Our personalized one-on-one coaching sessions assist with injury prevention and more. These sessions are customized for you individually and focus on helping you achieve your personal goals, overcome any perceived obstacles and gain new confidence.

Specialty Training

CLIENTEL3 offers a variety of specialty training, including but not limited to sport-specific workouts, mobility and movement, martial arts, boxing, and steel club/mace.

Nutrition Coaching

To help you become the healthiest version of yourself—and stay that way—our nutrition coaching includes body-composition analysis, customized meal planning, weekly check-ins, and meal-preparation assistance. Read more about it here.

Something for everyone

Whatever your reason for beginning or continuing a training program, you’ll find what you’re looking for at CLIENTEL3. Our clients have discovered that we can design a program for every person and their bodies. Our professional coaches focus on the details that will help you succeed. In addition to general training, we offer a wide variety of ways for you to improve or maintain your fitness; including:

  • Agility Training
  • Bodywork 
  • Boxing Sandbags and Battle Ropes 
  • Flexibility training 
  • Obstacle Course and Race Training 
  • Shaolin Kung Fu and Brazilian Jiu-Jitsu. Read more about it here
  • Weight Training

Sign up for an Assessment Session to learn about the CLIENTEL3 experience and how it could change your life.