Take context from the input text and decide on the accurate relationship between 'Smiths Group' and 'LONDON' from the options provided.
Options: business division, product/material produced, headquarters location, owned by

LONDON (ShareCast) - (ShareCast News) - Smiths Group (Other OTC: SMGKF - news ) chief executive Philp Bowman will report his last set of annual results on Wednesday before stepping down after eight years at the FTSE 100 technology company.
headquarters location