Siempelkamp News and Activities

View the org chart displaying its 25 main executives

Most searched biographies at Siempelkamp

• Martin Scherrer, Chief Executive Officer
• Dieter Siempelkamp, Honorary Chairman of the Advisory Board
• Nicolaus Freiherr von Oppenheim, Member of the Supervisory Board

Popular executive movements at Siempelkamp

• Stefan Ziemes who was Chief People Officer, becomes Advisor  (posted on July 7 2026).
• Marvin Sittmann, who was Deputy Head of Purchasing, is promoted to Head of Procurement  (posted on July 7 2026).
• Marianne Gras, who was Deputy Chief People Officer, is promoted to Chief People Officer  (posted on July 7 2026).

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Siempelkamp has 1,208 competitors including Kiewit (United States (USA)), Aecom (United States (USA)) and NBCC (India).

Popular M&A news in Construction

• QXO has acquired TopBuild (posted on July 2 2026).
• CRH has announced the acquisition of Arcosa  (posted on June 23 2026).
• Obayashi has announced the acquisition of Multiplex  (posted on June 19 2026).

Popular contacts in Construction

• Geoff Adams - Manager of Fleet and Equipment at Strike Group
• Juan Santamaría Cases - Chief Executive Officer at ACS Group
• Florentino Perez Rodriguez - Executive Chairman of the Board at ACS Group

Learn more about the Construction industry

Press releases by Siempelkamp

Social media about Siempelkamp

• Siempelkamp on Wikipedia, Google News & Yahoo Finance
• Siempelkamp on LinkedIn, X (Twitter) & YouTube