Ireland: Myles Lee, the Group Chief Executive of CRH, has confirmed to the board that he intends to retire from the company at the end of 2013 having reached the age of 60. CRH has indicated that it was likely that Albert Manifold, CRH's CEO, would become the new chairman.

Lee has completed a five year term as chief executive and 10 years as an executive director. Lee joined CRH in 1982, joining the board in November 2003 as finance director, later becoming chief executive in January 2009.

India: The Chettinad Cement Corporation has appointed SK Prabakar to the board of the company as the nominee director of Tamilnadu Industrial Investment Corporation (TIIC). Prabakar is already the chairman and managing director of the TIIC. He replaces MD Nasimuddin.

India: JK Lakshmi Cement Ltd has informed the Bombay Stock Exchange that Shri Hari Shankar Singhania, chairman of the board of directors of the company and president, JK Organisation, passed away on 22 February 2013 at the age of 80.

US: The board of directors of Holcim (US) has appointed Filiberto Ruiz to serve as the company's president and chief executive officer. Ruiz's appointment also includes serving as president and chief executive officer of Aggregate Industries US, a Holcim Group Company.

Additionally, Bernard Terver, currently a member of the Holcim Ltd Executive Committee, formerly president and chief executive officer of Holcim (US) and Aggregate Industries US, has been named chairman of the board.

Ruiz has served as the company's deputy chief executive officer since August 2012 and has been with the company for more than 26 years, holding a range of general management, manufacturing and sales and marketing positions both within and outside of the US.

Terver has been president and chief executive officer of Holcim (US) since October 2008 and Aggregate Industries US since 2010. He has more than 30 years' experience in the cement and mineral components industry both in the US and internationally.