About

Race Directors, Henri Ragetlie & Diane Chesla

Diane and Henri joined the organization as Co-Race Directors in November 2015.  Henri has been directing races on behalf of the St. Catharines Road Runners and Walkers (most notably the Niagara Ultra) for 20 years. 

Diane directed The Chocolate Race and two ultra distance races in the Ontario Ultra Series, bringing 10 years directing experience with her to the Niagara Falls International Marathon.

Both are avid runners having completed a number of marathons, ultra-marathons, orienteering and adventure races.

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Our Organization

Niagara Falls International Marathon Inc. is a not for profit organization that was incorporated in 1998. We have a Board of Directors (7 members), Co-Race Directors, a small support staff, volunteer coordinators who oversee key functional areas of our race as well as 1000+ volunteers who make our race weekend happen. The Niagara Falls International Marathon is AIMS and IAAF Certified. The marathon course is Boston certified.