Partners & sponsors
Founding partners for the first Swim London.
Presented by Swim London as part of Totally Thames 2026. We’re also pleased to welcome Catch Swim and NOWCA as confirmed partners, alongside Magic5, Swimmable Cities and Friends of the Thames, supporting a London swimming event built around health, the river and the future of swimmable cities.
Presented by Swim London as part of Totally Thames 2026, London’s month-long celebration of the river.
totallythames.org
Open-water swimming experiences and events.
catchswim.com
The UK’s open-water swimming venue and timing network.
nowca.org
Magic5
Custom-fit goggles built for open-water swimmers.
themagic5.com
Swimmable Cities
Championing cleaner, safer urban waterways worldwide.
swimmablecities.org
Friends of the Thames
Protecting and celebrating London’s great river.
friendsofthethames.org.uk
Become a partner
Join Swim London’s founding partner group.
We are now speaking with brands, organisations and partners who want to support a landmark London swimming event built around health, the river and the future of swimmable cities.
Categories we welcome
Swimwear, sports nutrition, health, insurance, finance, technology, sustainability, outdoor lifestyle and London-focused brands.
Why partner
Credibility, participant experience, cleaner rivers, urban wellbeing and London visibility — alongside a premium endurance audience.
Levels available
Founding partner, category partner, supporting partner and event-day partner opportunities. We tailor packages to your goals.
Start a conversation.
Send us a note about your organisation and how you’d like to be involved. We reply to every enquiry personally.