Mandla Nkosi is Boston’s leading authority on kettlebell training and the owner of Boston Kettlebell Strength & Conditioning.

Mandla combines Joint Mobility, Kettlebell Training and BodyWeight Exercises to provide fitness and athletic performance solutions to elite athletes and fitness enthusiasts alike.

Mandla created Boston Kettlebell as a result of his passion for movement and his desire to access the innate potential of the human body’s remarkable design. He is captivated by the body's potential to be strengthened and conditioned to move with fluidity and power. He is continually working to fully understand how, why and what makes elite athletes perform in a class of their own. He has found that a conscious application of anatomical and physiological knowledge in sport, fitness and combat is what creates an elite level of performance.

In training, Mandla places special emphasis on teaching the execution of quality movement and the development of awareness in physical practice. Understanding the drill or exercise and its benefits in any exercise modality is essential to the process of achieving one's goals. Mandla strips every routine, exercise and drill down to its basic components to ensure that you receive a complete and comprehensive understanding.

He also creates training environments where the utmost importance is placed on developing your ability to safely produce quality movement in any drill and routine format.

As a result, his clients develop extraordinary confidence, a standard for excellence and an ability to engage and develop in any chosen fitness or sports arena. He aims to promote a love for movement that takes his clients way beyond their expectations and goals to achieve powerful and enduring results.

Professional Qualifications

  • Owner of Boston Kettlebell Strength & Conditioning, 2004 to Present
  • University of the Witwatersrand, Johannesburg, South Africa
      Exercise Physiology, Kinesiology and Biomechanics, 2002 to 2004
  • Certified Kettlebell Instructor
  • RKC (Russian Kettlebell Challenge) Certified Instructor, June 2004
  • RKC Level II Certified Instructor/Combat Applications Specialist, June 2005
  • Helped train 4 of Boston’s RKC Certified Instructors (read testimonials) , 2005-2007
  • Assisted as RKC Instructor at June 2006 RKC Certification
  • Invited to assist again at April 2008 RKC Certification
  • Z-Health Level I R-Phase Certified Instructor, August 2007
  • Z-Health Level II I-Phase Certified Instructor, October 2007
  • Nutritional and Supplementation Consultant, 2005 to Present
  • Wing Chun Kung Fu Practitioner, 1998 to Present
  • Filipino Martial Arts Practitioner, 2000 to Present
  • Qi Gong Practitioner, 1999 to Present

Mandla has provided physical training and martial arts instruction for over seven years to clients ranging from adults to children, and fitness newcomers to professional athletes.

He provides private and group instruction, offers workshops, demonstrations and individualized consultation. He is committed to helping clients break through barriers and injuries that may be holding them back. He works with his clients to find solid answers, using the most efficient and effective approach to reach their goals.

Mandla continues to develop his teaching abilities and to further his own education as a Martial Artist, Kettlebell Practitioner, and Movement and Athletic Performance Coach.