CRH Plc.

Mark Towe joined CRH in 1997. He was appointed President of Oldcastle Materials, Inc. in 2000 and became its Chief Executive Officer in 2006. He was appointed to his current position with effect from July 2008. A United States citizen, he has overall responsibility for the Group’s materials, products and distribution businesses in the Americas. He was appointed a CRH Board Director with effect from 31st July 2008. (Aged 59).

Albert Manifold joined CRH in 1998. He has held a variety of senior positions in the Group, including Group Development Director, and was appointed Managing Director, Europe Materials in July 2007. He was appointed to his current position and a CRH Board Director with effect from 1st January 2009. (Aged 45).

Liam O’Mahony joined CRH in 1971. He held various senior management positions including Managing Director, Republic of Ireland and UK Group companies and Chief Executive of American operations. He joined the CRH Board in 1992 and became Group Chief Executive in January 2000, a position he held until the end of 2008. He is Chairman of Smurfit Kappa Group plc, a director of Project Management Limited and a member of The Irish Management Institute Council. (Aged 62).

Glenn Culpepper joined CRH in 1989. A United States citizen, he has held a variety of positions in the Group’s United States operations and was appointed Chief Financial Officer of Oldcastle Materials in 1995. He was appointed to his current position and a CRH Board Director with effect from 1st January 2009. (Aged 52).

During his career, Jack has worked in the USA, Germany, France and Ireland in industries from metal processing to electrical appliances, food and building materials. He spent six years with Continental AG, where he was MD of Semperit Ireland and subsequently of Continental Pneus in France. He is currently HR Director of CRH plc, which employs over 50,000 people worldwide.

Myles Lee joined CRH in 1982. Prior to this he worked in a professional accountancy practice and in the oil industry. He was appointed General Manager Finance in 1988, Finance Director and a CRH Board Director in November 2003 and became Group Chief Executive with effect from 1st January 2009. (Aged 55).

Dan O’Connor became a non-executive Director in June 2006. He was, until March 2006, President and Chief Executive Officer of GE Consumer Finance - Europe and a Senior Vice-President of GE. He is a director of Allied Irish Banks, plc. (Aged 49).

Jan Maarten de Jong, a Dutch national, became a non-executive Director in January 2004. He is Vice Chairman of the Supervisory Board of Heineken N.V. He is a former member of the Managing Board of ABN Amro Bank N.V. and continued to be a Special Advisor to the board of that company until April 2006. He also holds a number of other directorships of European companies including AON Groep Nederland B.V. (Aged 63).

Jan Maarten de Jong, a Dutch national, became a non-executive Director in January 2004. He is Vice Chairman of the Supervisory Board of Heineken N.V. He is a former member of the Managing Board of ABN Amro Bank N.V. and continues to be a Special Advisor to the board of that company. He also holds a number of other directorships of European companies including Cementbouw bv, in which CRH acquired 45% of the equity as part of the Cementbouw transaction in 2003. (Aged 60).

Joyce O'Connor became a non-executive Director in 2004. She is President of the National College of Ireland. She is currently Chair of the Further Education and Training Awards Council (FETAC), the National Guidance Forum and the Expert Group on Mental Health Policy and a member of the National Qualifications Authority. She also chairs Dublin Inner City Partnership, is a Council Member of the Dublin Chamber of Commerce and an Eisenhower Fellow. (Aged 58).

Kieran McGowan became Chairman of CRH in 2007 having been a non-executive Director since 1998. He retired as Chief Executive of IDA Ireland in December 1998. He is a director of a number of companies including Elan Corporation plc and United Drug plc. (Aged 65).

Nicky Hartery became a non-executive Director in June 2004. He was, until October 2008, Vice President of Manufacturing, Business Operations and Customer Experience for Dell Europe, the Middle East and Africa. Prior to joining Dell, he was Executive Vice President at Eastman Kodak and previously held the position of President and CEO at Verbatim Corporation, based in the United States. (Aged 57).

Terry Neill became a non-executive Director in January 2004. He was, until August 2001, Senior Partner in Accenture and had been Chairman of Accenture/ Andersen Consulting's global board. He is a member of the Court of Bank of Ireland and Chairman of Meridea Financial Software Oy and Camerata Ireland. He is a member of the Governing Body of the London Business School, where he is Chair of the Finance Committee, and of the Trinity Foundation Board. (Aged 60).

Wil Roef became a non-executive Director in 1995. A Dutch national, he is a former Chief Executive Officer of Desseaux nv and a former member of the management board of DLW ag in Germany. He has served on the Supervisory Board of CRH Nederland bv since 1990. (Aged 67).