Mon, Dec 20, 2021

Duff & Phelps, A Kroll Business, Strengthens Its Transaction Advisory Services in Germany with New Capabilities in Technology and Operational Due Diligence as well as Operational/IT PMI and Carve-Out

Frankfurt am Main, Germany – Duff & Phelps, A Kroll Business, a leading global provider of valuation, corporate finance, governance, risk management and transparency services and digital products, is expanding its German transaction advisory practice to include technology/IT due diligence and operational due diligence to advise on operational post-merger integrations (PMI), corporate carve-outs and value creation programs. 

The new practice group forming in January 2022 will be led by Marc Bernstein as managing director and Stephan Kiene and Dr. Marcel Tiemann as senior directors. All three will be members of the German corporate finance leadership team. Marc Bernstein will head the new practice group based in Frankfurt and lead the firm’s efforts for Technology and IT Due Diligence in the EMEA region. Marc Bernstein will be joined by Stephan Kiene, who brings a strong focus on technology and IT strategy and value creation. Dr. Marcel Tiemann will lead the firm’s commercial efforts around corporate transformation: operational due diligence, operational PMI and carve-outs.
Marc Bernstein joins the firm with over 15 years of strategic and operational advisory experience. Marc brings significant experience and has led numerous buy- and sell-side mandates for private equity companies as well as corporates, with a strong focus and track record in information technology and operational transformation. He has deep expertise in the automotive, aviation, manufacturing, and technology, media, and telecom (TMT) sectors. Prior to joining the firm, Marc Bernstein was Equity Partner at Eight Advisory, where he was head of the Transformation and Transaction Technology practice in Germany. Previously he held leadership positions at KPMG and Ernst & Young.
Stephan Kiene joins the firm from Degussa Bank Group, where he held the position of Head of Strategy and M&A. Prior to this, he was part of the German management team at Infosys and responsible for strategy and value creation, with particular expertise in IT transformation. He is an expert in financial services including financial technology, insurance and IT service industries. Previously he was a strategy consultant at Roland Berger focussing on chief information officer (CIO) advisory, IT value enhancement and PMI. He held several IT management positions previously.

Dr. Marcel Tiemann joins the firm with over 12 years of experience in managing transformation projects as part of the C-level agenda, focussing on strategy and operations including PMI, carve-outs, and other areas of operational due diligence. Dr. Marcel Tiemann was a member of the KPMG Deal Advisory Global Strategy Group. He has strong experience in the financial, life-science and automotive industries. His previous roles include those at Deutsche Bank, Bertelsmann and KIANA Systems, a spin-off of the German Research Center for Artificial Intelligence et alii Head of Financial Services – Business Development and New Business.

“Our recent additions to the Transaction Advisory Services spectrum underscore the successful expansion of our business in Germany. We are pleased to have gained a highly experienced and passionate team with the additions of Marc, Stephan and Marcel to strengthen our suite of due diligence and implementation services in the field of technology and operations and augment our existing financial, tax and commercial due diligence capabilities.” said Andreas Stöcklin, Head of EMEA Corporate Finance and Germany Country Head at Duff & Phelps. “Our new capabilities have never been more vital to uncover and mitigate operational risks in corporate transaction. In complex PMI and carve-out situations, there is often the immediate need for senior, hands-on execution support. We are excited to now offer our clients these comprehensive solutions to meet their growing business needs.”
These new hires complement the recent appointment of Oliver Runkel in the firm’s Strategic and Commercial Due Diligence practice at the beginning of November. 

About Duff & Phelps Corporate Finance, A Kroll Business
Duff & Phelps Corporate Finance, A Kroll Business, provides comprehensive M&A advisory services and support throughout all corporate transactions. Our specialists help clients across buy and sell side M&A, restructuring, transaction opinions, ESOP advisory, transaction advisory and due diligence, financial sponsor connectivity and private capital and debt advisory. Our practice has been ranked number one for announced global fairness opinions for the last 10 years (more than 1,000 fairness opinions at $425 billion in deal value) and a top five U.S. middle market advisor (more than 600 M&A transactions over 10 years). We bring deep industry expertise, technical acumen, objective guidance and superior execution to every deal. For more information, visit

About Kroll
Kroll is the world’s premier provider of services and digital products related to valuation, governance, risk and transparency. We work with clients across diverse sectors in the areas of valuation, expert services, investigations, cyber security, corporate finance, restructuring, legal and business solutions, data analytics and regulatory compliance. Our firm has nearly 5,000 professionals in 30 countries and territories around the world. For more information, visit

M&A advisory, capital raising and secondary market advisory services in the United States are provided by Duff & Phelps Securities, LLC. Member FINRA/SIPC. Pagemill Partners is a Division of Duff & Phelps Securities, LLC. M&A advisory, capital raising and secondary market advisory services in the United Kingdom are provided by Duff & Phelps Securities Ltd. (DPSL), which is authorized and regulated by the Financial Conduct Authority. Valuation Advisory Services in India are provided by Duff & Phelps India Private Limited under a category 1 merchant banker license issued by the Securities and Exchange Board of India.

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