Matt Kennedy is Chief Commerce Officer at leading mobile network, giffgaff. As a people-first business leader, he leads on boosting phone sales, supply chain efficiency and new business developments within the company. He joined the giffgaff team in 2020, following a stint at Tesco Mobile."Matt Kennedy is Chief Commerce Officer at leading mobile network, giffgaff. As a people-first business leader, he leads on boosting phone sales, supply chain efficiency and new business developments within the company. He joined the giffgaff team in 2020, following a stint at Tesco Mobile.