Nick Marsden is one of the Co-Founders of OOSC Clothing Limited, a sustainable sportswear brand based in the UK. Nick met Co-Founder Aaron McLaughlin whilst at Swansea University and went onto found OOSC in 2015. They have grown the company into a global brand selling to over 110 different countries across their websites, including selling to global retailers such as Macys, ASOS and Zalando.

Nick started his career at Standard Chartered Bank in 2009 before breaking away to join Aaron at OOSC full time in 2019.

After being nominated as a finalist in the Enrst and Young Entrepreneur of the year award in 2023, Nick and Aaron went onto win a Kings Award for Enterprise in 2024, for outstanding contribution to International Trade over a 3 year period. OOSC is one of the most exciting and fastest growing sportswear brands coming out of the UK with an engaged and growing social following.