SI 100 Europe - 2019, Belgian -

Alain Dehaze was appointed CEO of The Adecco Group in 2015. He joined the group in 2009 as regional head of Northern Europe. Initially trained as a commercial engineer, Dehaze held senior positions in various European countries at Henkel and ISS from 1987 until 2000. From 2000 to 2009, Dehaze held leadership roles at Creyf’s Interim in Belgium, Humares, USG People and Solvus. He became chair of the Global Apprenticeship Network in 2016. Dehaze was VP of the board of the World Employment Confederation Europe and member of the board of the WEC between 2010 and 2015. Since 2017, he has been a member of the ILO Global Commission on the Future of Work.

SI 100 Europe - 2016, Belgian -

Denis Pennel has held the role of managing director of Ciett since April 2005. Pennel promotes the interests of the staffing industry before international institutions, such as the European Union (EU), the International Labour Organisation (ILO), the World Bank or the OECD. Pennel published a book in 2013, Travailler pour soit (Working for oneself), which explores recent trends in the labour market. Prior to his current role, he served as corporate communications director for Manpower France (1998- 2005). He is best known for his advocacy work during the writing phase of the Agency Work Directive as well as his efforts to ensure the optimal transposition of the directive across Europe.

SI 100 Europe - 2014, Belgian -

Mark Verstraete is the managing director of T-Groep, the sixth-largest staffing firm in Belgium and the 31st largest in Europe with operations in the Netherlands and Poland. In 2008, Verstraete led the acquisition of the Dutch privately held human resource company Luba by T-Groep, starting its international expansion and strengthening its position in the Benelux market for personnel services.

SI 100 Europe - 2015, Belgian -

Herwig Muyldermans is the general director of the Belgian staffing association, Federgon. He plays a central role in negotiating with the Belgian government and social partners on behalf of the Belgian staffing industry. In 2014, his perseverance resulted in the removal of one of the last restrictions to temporary agency work in the country: the coalition government announced staffing providers would be able to provide services to the public sector. Before joining the association in 1990, he occupied senior positions at the Belgian association representing the clothing industry.

SI 100 Europe - 2016, Belgian -

Leen Geirnaerdt is the CFO and board member of the Dutch group USG People. She was nominated in 2010. Japanese staffing giant Recruit Holdings completed its acquisition of USG People in July. Before acting as the group CFO, Geirnaerdt held various senior management positions within the group, including that of general manager of USG People Belgium’s shared service centre transactions and support. Finally, she served as corporate controller at Solvus N.V. until the firm was acquired by USG People.

SI 100 Europe - 2018, Belgian -

Leen Geirnaerdt is CFO of Netherlands based Recruit Global Staffing, previously known as USG People until it changed its name on 1 January 2018. Recruit Global Staffing is responsible for managing all of Recruit Group’s staffing activities. Prior to becoming group CFO in 2010, Geirnaerdt held various senior management positions within the group, including that of general manager of USG People Belgium’s shared service centre transactions and support. Geirnaerdt studied economics at the University of Antwerp and then served as audit manager at PricewaterhouseCoopers before serving as corporate controller at Solvus NV until the firm was acquired by USG People.

SI 100 Europe - 2018, Belgian -

Mark De Smedt has been the The Adecco Group’s regional head of Northern Europe since January 2016, leading also Germany, Austria and Switzerland as part of the same region as of July 2017. He joined The Adecco Group in 2009 as country manager for Belgium & Luxembourg. He was previously managing partner of professional staffing specialist XPE Group. Prior to this, he was responsible for The Adecco Group’s Benelux operations between 2002 and 2007. Before joining staffing, De Smedt held various executive positions at Wang, Apple, Citibank, and Scoot in France, Spain and Belgium.

SI 100 Europe - 2022, Belgian -

Herman Nijns is CEO of Randstad Group BeLux and general director, Nordics. He is also president of the World Employment Confederation – Europe, a regional organisation that represents the European staffing industry, and a member of the supervisory board of Federgon, the Belgian staffing industry association. Randstad Group Belgium in December 2021 acquired recruitment and consulting services provider Hudson Benelux, which expanded its portfolio and provides access to new growth opportunities. With the diversification of its services, Randstad Group Belgium now offers six different services to companies: staffing; professionals; recruitment and selection; MSP and RPO recruitment; outplacement; and career development and HR consulting.

Staffing 100 Europe | 2022

SI 100 Europe - 2017, Belgian -

Alain Dehaze became CEO of Adecco in 2015. He joined the Adecco Group in 2009 as regional head of Northern Europe and was appointed regional head of France in 2011. Between 2002 and 2009, Dehaze held executive roles at Humares, USG People and Solvus. Prior to 2002, he held a number of leadership positions at Creyf’s Interim in Belgium (now Start People), Henkel and ISS.

Since January 2016, Dehaze has been chair of the Global Apprenticeship Network. He was VP of the European Confederation of Private Employment Agencies, now the World Employment Confederation Europe, and a board member of Ciett, now the World Employment Confederation, between December 2010 and December 2015.

SI 100 Europe - 2014, Belgian -

Herwig Muyldermans is the general director of the Belgian staffing association, Federgon. He plays a central role in negotiating collective agreements on behalf of the Belgian staffing industry. Before joining the association in 1990, he occupied senior positions at the Belgian association representing the clothing industry.