Holger Hamann is a globally experienced senior commercial and finance executive with proven intercultural competency with leading headquarters and field organizations covering the spectrum from project idea to product implementation at Siemens AG, Q-Cells SE, Diebold Nixdorf Inc. and Coherent Inc. Over the last years Holger focussed his projects on M&A Post Merger Integration, restructuring and the management of international affiliates.

He has broad experience and a proven track record in managing international sales & service businesses in growth and turnaround situations within the telecommunications and photovoltaic industry. He is well acquainted with the financial needs of multinational companies from his years of experience as the CFO of a USD300 million business he successfully managed in Thailand and as the CFO of a USD500 million company in Germany he managed from start-up into a mature revenue and profit contributor.

Holger currently consults for start-ups and science/engineering driven enterprises in high-tech industries by contributing his commercial and financial skills. He serves customers in business and organizational development, as well as performance and change management, including individual coaching in business leadership and intercultural aspects. A passionate proponent of customer orientation and strong company values, Holger possesses organizational savvy, while being both analytical and outcome oriented. He has served businesses on five continents and attained top management positions in high tech conglomerates.


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