The Institution of Engineering and Technology is a British professional body for those working in engineering and technology in the United Kingdom and worldwide. It was formed from two separate institutions: the Institution of Electrical Engineers, dating back to 1871, and the Institution of Incorporated Engineers dating back to 1884. Worldwide membership is in excess of 153,000. As of October 2009, the president was Professor Christopher Snowden and the chief executive and secretary was Nigel Fine. The Institution's main offices are in Savoy Place, London, and Michael Faraday House, Stevenage. It also has premises in Birmingham, Glasgow, Edison, Beijing, Hong Kong and Bangalore. The IET is the second largest engineering institution in the world. The IET has the authority to establish professional registration of engineers through the Engineering Council. The IEEE does not have the authority to replicate the registration process in its complementary environment.