Nico Rithner

Denver, CO 80222

ATSCI-CKI; IKFF-CKT; NSCA-CPT; USAW, CrossFit L1; TRX Fitness Instructor; TRX FORCE instructor

Nico Rithner is Colorado Kettlebell Club’s Head Coach, President of the Association of Tactical Strength and Conditioning instructors ( and Chief instructor of its Kettlebell Lifting Instructor course.

Nico Rithner founded USA Kettlebell Lifting and played an instrumental role in the development of its American Rules kettlebell sport and ranking system. USAKL promotes kettlebell lifting in all its forms with a strong focus on the American Rules kettlebell lifting sport. The primary mission of this organization is to take this strength endurance sport to our High Schools and public safety professionals (Military, Law Enforcement, and Fire Department).

Nico Rithner authored the book “Essentials of Kettlebell Lifting” and have been presenting on kettlebell lifting for prestigious organizations such as NSCA, USA Army, USA Eagles - rugby sevens men national team -, Law Enforcement Agencies, Fire Department, and University of Colorado at Colorado Springs. In addition he has provided training and instruction on kettlebell lifting to SWAT operators, Army Special Forces, Fire Fighters, and athletes of all levels.

Nico Rithner is the Strength and Conditioning coach of the 2011 National Champion Glendale Raptors (Glendale Rugby Football Club’s Divisions 1 to 3 men teams) Nico Rithner is part of the TRX military instructor’s team under Dr. Joe Martin.

ATSCI-CKI; NSCA-CPT; USAW, CrossFit L1; TRX Fitness Instructor; TRX FORCE instructor; IKFF-CKT; WKC

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Verified Cert/Training

About Me


Certifications / Trainings

TRX - TRX Suspension Training Course
NSCA - Certified Personal Trainer
Not Verified

CPR Certified

AED Certified

Liability Insurance

Nico's Locations

Colorado Kettlebell Club

4950 e Asbury ave
Denver, CO 80222

Additional Information


$100.00 / hr, Discounts available on packages. Classes can be clinics or training.

Payment Methods

Cash, Credit Cards, Personal Checks

Years Experience


Awards & Accomplishments

  • Author of the book "Essentials of Kettlebell Lifting"
  • Strength and Conditioning Coach of Glendale Raptors - 2011 Rugby National Champions Division 1 Men
  • Founder of the International Kettlebell Lifting Federation and its branches (USAKL - EKL)

Languages Spoken

English, Spanish



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