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UK: Untha UK has appointed Marcus Brew as its new managing director. Brew was previously the sales director. The previous managing director since 1997, Chris Oldfield, will become the company chairman.

"Having been a part of the business for seven years, it is a pleasure to now lead the company through our next phase of growth. In truth, Chris and I won't feel much of a change, as we've both been concentrating on these responsibilities for some time – the new titles are really just a formality," commented Brew.

UK: Martin Riley has been appointed Senior Vice President of Tarmac. He will report to Ken McKnight, President Europe Heavyside. Riley was previously Managing Director, Aggregates and Asphalt at Tarmac. The appointment is part of the transition of the businesses acquired from Lafarge Holcim into the European Heavyside business of CRH.

In addition, the Tarmac Cement and Lime business will integrate into a new CRH business cluster consisting of UK Cement, Ireland and Spain, led by Oliver Mahon, Senior Vice President, who will also report to Ken McKnight. As part of this reorganisation the former CEO of Tarmac since 2013, Cyrille Ragoucy, will leave the business.

South Africa: Bheki Lindinkosi Sibiya retired as Chairman of the Board of PPC on 25 January 2016 following the company's annual general meeting. He held the post since 2008. No successor has yet been announced.

PPC acknowledged that Sibiya had overseen the successful conversion of the company's mining rights and the initiation of its African expansion strategy during his tenure. It also mentioned his role in ensuring board continuity and preservation of corporate expertise during a 'challenging phase' in the company's history.

Other retirements announced include Mangalani Peter Malungani, who has served as Non-Executive Director of PPC since February 2009, and Zibusiso Kganyago, who has been a member of the board since October 2007.

Salukazi Dakile-Hlongwane has been elected as a Non-Executive Director of the Board. Dakile-Hlongwane is currently the Chairperson and co-founder of Nozala Investments Pty Limited. Her career includes posts at Lesotho National Development Corporation, African Development Bank (Abidjan-Cote d'Ivoire), the Development Bank of Southern Africa, FirstCorp Merchant Bank and BOE Specialised Finance. She holds a Bachelor's degree in economics and statistics from the National University of Lesotho and a Master's degree in development economics from Williams College in Massachusetts, USA.

US: Steve Rowley will retire as president and CEO of Eagle Materials on 31 March 2016. Dave Powers, Executive Vice President for Gypsum Wallboard at Eagle since 2005, will succeed Rowley as President and CEO. He will also be appointed to the Board of Directors.

"Steve has positioned Eagle for an exciting future. He has led the doubling of the scale of our cement business and has guided the growth of our gypsum wallboard business in achieving its nation-wide scope. He also has successfully led the company through the longest and most challenging construction market down-cycle in US history," said Larry Hirsch, Chairman of the Board. Health reasons were cited for Rowley's retirement.

Dave Powers, aged 65, holds over 35 years of experience in the building materials industry. He joined Eagle Materials (formerly Centex Construction Products) in 2002 as Executive Vice President, Sales and Marketing. In January 2005, he was promoted to his role as Eagle's Executive Vice President for Gypsum (and President, American Gypsum Company LLC).

Ukraine: Dnipropetrovsk-based HeidelbergCement Ukraine has appointed Silvio Thiede as the Board Chairperson, effective from 11 January 2016.