Pro Runner, Chaski Coach, Hardloop CEO

Roads and Trails, 5K to Ultras

Chaski/USATF/RRCA Certified Coach

Personal Bests

Marathon: 2:20:44 // 50k: 2:57:58

Half Marathon: 1:07:22 // 10,000m: 31:36


Canadian World Championship Team

3 x Guinness World Record Holder

10K, Half Mar., Marathon w/ Stroller

Excellence Across the Board

Coach Calum Neff began running at the age of four years old and over the past 30+ years has trained and studied under coaches and running programs all over the world. Always an athlete that asked "why?" and constantly reading training material from a young age through to today, led to a natural progression and passion for coaching.


Over the past 15+ years Neff has coached every level of athlete from elementary school, high school, collegiate, and adult, introductory-to-elite, for every distance from 100 meter to 100 mile. As a self-coached runner Neff competes world-wide at an elite level.

The international experience, personal experimentation, and understanding of multiple approaches brings a unique perspective that continues to adapt and improve each day. This allows for smart, efficient, customization, and applicable training for any athlete.






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