James Mathers is the Head of Operations at Three UK’s in-house creative agency. As part of the senior leadership team, he has played a crucial role in establishing and developing the agency, ensuring it delivers outstanding work while promoting a supportive and innovative workplace environment. James has been a key figure in setting up the operational framework for Three UK's in-house creative agency in its formative years, and he continues to be vital in transforming the agency’s workflows, resulting in increased productivity and operational efficiency.

With over a decade of experience in the advertising and creative industries, James has honed his expertise at various London agencies, where he held key leadership roles overseeing studio operations and creative services. He has implemented comprehensive agency management systems that have significantly improved workflow efficiency, project management, and financial performance.