The Foundry - "some of the best gyms in the world" (Mens and Women's Health) and the home of the 'City Strongman' class. The Foundry is a results-driven concept which offers classes and semi-private personal training in a welcoming and non-threatening environment. You don't need to be physically strong to join The Foundry...by taking the brave step to take control of your health and fitness you have already earned your place. Currently operating from Bank, Vauxhall and Old Street, with further sites planned for London..