London Marathon Group is the organization behind some of the world’s most celebrated mass-participation running events, including the TCS London Marathon. As an Evergreen-certified organization, LMG has shown sustained, long-term leadership in responsible sport. It embeds environmental sustainability, community impact, and social responsibility into the core of how it designs and delivers events.

Chicago Event Management is a full-service event production company specializing in large-scale running events across the United States. With a track record of producing inclusive, community-centered races, CEM has earned organizational certification from the Council for Responsible Sport in recognition of its commitment to environmental stewardship, social equity, and responsible event practices.

New York Road Runners is the nonprofit organization behind the TCS New York City Marathon and hundreds of community running events each year. As a Gold-certified organization, NYRR has demonstrated a deep, ongoing commitment to responsible sport practices by prioritizing environmental sustainability, accessibility, and positive social impact through the events it produces and the communities it serves.

Indianapolis Motor Speedway is one of the most storied motorsport venues in the world and home to the iconic Indianapolis 500. As a Silver-certified organization, IMS has demonstrated a meaningful commitment to responsible event operations, working to reduce environmental impact and promote community well-being across its major sporting events.