Stuart McLachlan

Chief Executive, Anthesis Consulting Group, 
Stuart McLachlan, Sustainability Professional, WSP Group

Stuart worked at WSP between 1995 to 2012 and was responsible for the start-up of the environmental business within WSP Group. The business, based entirely in the UK at this time, quickly grew and Stuart became the Managing Director of WSP Environmental UK in 1997. By 2001 Stuart had developed the business from 2 people in London to over 100 people in 10 offices across the UK. The market and WSP's clients were expanding globally and so in 2001 he was appointed Global Managing Director of WSP's Environment & Energy business.

His Background

Stuart's background is in environmental pollution science. Prior to WSP Stuart worked as a practising environmental consultant. He spent the first few years of his career working for small public and venture capital backed companies. Since then, and with his role at WSP, Stuart has become heavily involved in the development of new environmental markets, particularly looking at energy and sustainability.


  • BSc (Hons) Environmental Biology

  • MSc Environmental Pollution Science

  • Advanced Management Programme,INSEAD,France

  • Climate Leaders Programme, University of Cambridge