SLR is an international environmental consultancy, based near Oxford, with over 650 employees working from 18 offices in the UK, and 24 offices in North America. It is one of the fastest growing and most profitable environmental consultants in the UK. It has a broad base of blue chip customers in the energy, waste management, planning & development, manufacturing, mining and financial sectors including Alyeska Pipeline Service Company, BP, Hanson and Honda.