World-beating Bradford firm Ciba Speciality Chemicals has appointed a new chairman.

Dr Armin Meyer steps into the post formerly held by Rolf A Meyer who has resigned.

Dr Meyer also becomes the company's chief executive officer with effect from January 1st.

The 51-year-old Swiss is currently head of the building technologies segment at ABB - one of the world's largest technology companies.

He said: "After 25 years at ABB and experience there in a number of senior management positions, I see this as a highly attractive challenge particularly since my involvement as a board member at Ciba Speciality Chemicals has provided me with valuable insights into the potential of the company."