Contact Us...

Get in touch...

.. let us help!

Registration & Event Enquiries

Call us on 0207 609 6695 (any event)

or email  (general Series queries)

Find your event email address below

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Event Staff Opportunities

Press & Media Enquiries

Call us on 0207 609 6695

or email 

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 About Action Challenge...

... we have been organising challenge events across the world since 1999 which have raised over £60 million for many UK charities. We are based in London and plan and operate high quality events and inspirational adventures for individuals to join, and bespoke challenges for charities and companies. Join us on one of our events - and push yourself further!

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Sponsorship Opportunities

We are looking for suitable partners to compliment our Ultra Challenge brand. We'll have over 20,000 participants in 2019, and a data base of 40,000+ past participants - with a loyal following based on delivering the UK's best endurance events and a great participant journey - enabling ordinary people to push themselves further!


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Action Challenge Ltd - is registered in England & Wales - Reg Number: 03825838 - Reg Office: Suite 2, 165 Lutterworth Road, Blaby, LE8 4DY