OpenSponsorship (OS), a sports marketing tech start-up founded in New York by British entrepreneur Ishveen Jolly, has secured a seven-figure investment from Serena Ventures to help the business expand into the UK.

OpenSponsorship has partnered athletes with campaigns from brands such as Walmart, Foot Locker and Levi’s, was launched in the USA in 2015 after Ishveen – who was then a sports agent – realised and then grew frustrated with the obtuse and restrictive way in which...