Challenge Running Ltd

Inclusive, Affordable, and Well-Supported Challenges for Every Level

We’re committed to delivering high-quality, low-key endurance events that offer great value for money. Whether you're just stepping into the world of ultras with accessible events like the Stort30, or you're seeking the ultimate test with extreme challenges like the Thames Ring 250, our focus remains the same: excellent organisation, strong community support, and memorable experiences for all abilities.