Philipp Graf Schack von Wittenau

Hanson Quarry Products Ventures Ltd. provides mining and quarrying services. The company was founded in 1935 and is headquartered in Maidenhead, the United Kingdom.

Castle Cement Ltd. manufacture and marketing of cement products. It serves builders concreting, mortar, render, and screeding needs of customers. It has offices in Lancashire, north Wales, and Rutland. The company is located in Birmingham, UK.

Poppe + Potthoff GmbH develops and produces tubes, turned parts and components. Its products include common rail, precision steel tubes, couplings, machines and stainless steel railings. The company was founded in 1928 and is headquartered in Werther, Germany.

TITAL GmbH engages in the manufacture and distribution of aluminum and titanium alloy investment castings for the aerospace, defense, electronics, optical, medical technology, motorsport, as well as mechanical and civil engineering industry. The company was founded in 1974 and is headquartered in Bestwig, Germany.

Lehigh Hanson, Inc. manufactures ready mixed and precast concrete, cement, asphalt, clay bricks, roofing, pavers, and chimneys. The company was founded in 2016 and is headquartered in Irving, TX.

Verlag Lensing-Wolff GmbH & Co. KG publishes newspapers. The company is headquartered in Dortmund, Germany.

Part of Heidelberg Materials AG, ENCI Holding NV is a cement producer based in 's-Hertogenbosch, Netherlands. ENCI is part of the Heidelbergcement Group and was the first cement factory to participate in the Cockpit pilot program, an innovative tool that digitally bundles all reports on production, logistics, planning, and maintenance. The Cockpit system allows for better analysis of data and faster decision-making, leading to increased efficiency in the production process. The system also optimizes collaboration between different parties involved in a project and automates administrative processes, allowing workers to focus on other production tasks. ENCI produces a wide range of cement products for various applications, including prefabricated industry, infrastructure works, commercial and residential construction.

Lehigh Hanson Materials Ltd. provides heavy building materials services. Its products include concrete, cement, aggregates and concrete pipes. The company is headquartered in Edmonton, Canada.

Part of Heidelberg Materials AG, HeidelbergCement Canada Holding Ltd. is an investment holding British company. The company is based in Maidenhead, UK and was founded in 2009.

Part of Heidelberg Materials AG, HeidelbergCement UK Holding Ltd. functions as an investment holding company. The company is based in Maidenhead, UK.

Part of Heidelberg Materials AG, HeidelbergCement UK Holding II Ltd. functions as an investment holding company. The company is based in Maidenhead, UK.

Part of The Boston Consulting Group, Inc., The Boston Consulting Group GmbH is a consulting firm that partners with leaders in business and society to tackle their most important challenges. The company is based in Munich, Germany. The CEOs are Carsten Kratz, Matthias Cord. The German company was founded in 1963.

Part of Heidelberg Materials AG, Hanson Quarry Products Europe Ltd. is a leading supplier of heavy building materials to the construction industry. The company is based in Maidenhead, UK. With over 300 manufacturing sites and more than 3,500 employees, Hanson operates in four business lines - aggregates, concrete, asphalt and contracting, and cement. The British company, founded in 1935, produces aggregates, ready-mixed concrete, asphalt, cement, and cement-related materials.

Altaras International Worcester Ltd. manufacturers precision tools. The company was founded on December 9, 2011 and is headquartered in Worcester, the United Kingdom.

Tarpey Harris Ltd. manufactures tools and equipment. The company was founded on July 17, 1969 and is headquartered in Ripley, the United Kingdom.

Morvern Group Ltd. manufactures and supplies aerospace products. The company was founded on November 07, 2018 and is headquartered in Denby, the United Kingdom.

Heidelberg Materials UK Ltd. is a private company that manufactures cement, aggregates, and ready-mixed concrete. The company is based in Maidenhead, UK, and has subsidiaries in Germany and the United Kingdom. The British company was founded in 2003, and Ralph Dominik von Achten has been the CEO of the company since 2020.

Tyczka Energie GmbH provides energy solutions, specifically in the form of liquefied petroleum gas (LPG). The private company is based in Geretsried, Germany. The German company offers energy concepts and solutions to their customers, which can be ordered online or by phone.