Complex sentence: Holford is a Chartered Engineer (Fellow of the Institution of Mechanical Engineers), Fellow of the Learned Society of Wales, Fellow of the Womens' Engineering Society, and was elected a Fellow of the Royal Academy of Engineering in 2015.
Split into simpler sentences: Holford is a Chartered Engineer (Fellow of the Institution of Mechanical Engineers), Fellow of the Learned Society of Wales and a Fellow of the Womens'Engineering Society.' She was elected a Fellow of the Royal Academy of Engineering in 2015.