High Quality Content by WIKIPEDIA articles! AMEC plc (LSE: AMEC) is a British multinational consultancy, engineering and project management company headquartered in London, United Kingdom. It is focused on the oil and gas, minerals and metals, clean energy, environment and infrastructure markets and has offices in 40 countries worldwide. Roughly a third of its turnover comes from Europe, half from North America and 12% from the rest of the world.