Disruption is in our DNA. BuyIn was created to drive performance in a complex and changing industry with supplier consolidation and shrinking supplier market shares. With a strong foundation of entrepreneurial mindset and international experience, the BuyIn Leadership team consists of highly-skilled executives originating from both shareholders, Orange and Deutsche Telekom, all sharing the strong vision of a cutting-edge procurement relying on customer centricity.

Additionally governance at BuyIn is made up of a Board of Directors with top-level representatives from Deutsche Telekom and Orange.




Chief Executive Officer

Volker Pyrtek has been the CEO of BuyIn since its foundation in 2011, leading the company to more than 2 billion euros in savings as well as to earning several industry awards along the way.

An entrepreneur with extensive corporate management experience, he brings with him expertise in building up strong, international companies.




Chief Financial Officer, Human Resources and General Secretary

Michael oversees all financial functions and general services at BuyIn. Next to the financial strategy, he also manages the support functions Human Resources, Legal, Compliance, Information Systems and the TC@P team.

Michael combines a strong knowledge of the B2B IT industry with international HR expertise and is passionate about driving business with Finance, people and culture to sustainable success.



Senior Vice President Information Technology

Béatrice joined BuyIn in September 2019 as the SVP IT. As the former CEO of Orange Applications for Business, her fields of expertise include data intelligence, system integration and M2M /IoT. She also has extensive experience in both customer experience and client relations.

Béatrice started working for the Orange Group in 1989 and has since then led numerous business units through various transformation programs towards profitable growth.



Senior Vice President Devices & Platforms

Thomas joined BuyIn in January 2017, taking on responsibility for Strategic Alliances as well as all sourcing activities related to devices and platforms. His focus is in particular on product marketing and innovation, bringing a customer-centric perspective to all the BuyIn’s activities.

He previously held various leadership positions within the Orange Group, introducing in particular a product governance based on country demand and ensuring efficient product delivery to Orange subsidiaries and partners.



Senior Vice President Network Technology

Albert Hauk has been responsible for Network Technology Procurement at BuyIn since 2018. This area covers some of the most crucial telecommunication topics today including 5G and virtualization. He first joined the company in March 2015 as the SVP IT Procurement.

Prior to BuyIn, Albert worked at DT for more than 13 years, gaining extensive experience from various management positions in Procurement and Finance functions.


Delegate CEO, Executive Director Finance, Performance and Development, Orange * Chairman of the Board of Directors
MICHAEL TRABBIA Chief Technology and Innovation Officer, Orange
JEAN-MICHEL THIBAUD SVP Group Controlling, Orange
CHRISTIAN P. ILLEK Member of the Board, Finance, Deutsche Telekom
WALTER GOLDENITS Chief Technology Officer, Telekom Deutschland
MICHAEL WILKENS SVP Group Controlling, Deutsche Telekom