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Posts by SI 100 Europe:

Rosario Rasizza

Rosario Rasizza

Openjobmetis S.p.A.
CEO
Italian

Rosario Rasizza is the CEO of Openjobmetis S.p.A., which currently has over 150 branches throughout Italy and works with over 9,000 companies. His commitment to growth while enhancing the temporary employment sector through economic value drivers has not gone unnoticed in recent years. In 2023, Rasizza led Openjobmetis to receive an ESG risk rating of 9.6, which puts the company in the top 5% of HR Service organizations in the Sustainalytics Global Universe. He also was recognised for his commitment to job placement of refugees and asylum seekers, awarded the “Welcome. Working for refugee integration” by the UN for Refugee Agency.

Roland Gomez

Roland Gomez

Proman
CEO

Roland Gomez heads Proman, the French staffing group founded by his parents in 1990. Gomez has worked with the business since its inception and was appointed CEO in 2003. Since 2013, Proman has expanded its international presence through organic growth and acquisitions in different countries: UK, Switzerland, Belgium, Luxembourg and more recently across the Atlantic in Canada and the United States

Jean-Marc Brun

Jean-Marc Brun

Adequat
CEO

Jean-Marc Brun is CEO of the French staffing group Adequat, a family-run company that he founded in 1987. Under his leadership, the business grew to become one of the top 10 staffing firms in the French market. The group continues to outperform the French market: The company’s revenue has increased at an average annual rate of 17% for the past 10 years. Adequat recently developed an in-house staffing service, Inside Staffing, which Brun credits as giving Adequat its competitive edge.

Simon Blockley

Simon Blockley

Guidant Global
CEO

Simon Blockley is CEO of Guidant Global, the specialist recruitment outsourcing business of UK staffing firm Impellam Group. He joined Guidant in 2014, becoming managing director in 2017. In October 2018, Impellam merged its US and UK talent acquisition and managed solutions businesses — rebranding them as Guidant Global. Following the merger, Blockley became CEO in January 2019, overseeing the brand on a global basis. Guidant Global provides more than 220,000 contingent worker assignments in the field on behalf of 100-plus clients across 80 countries.

Dinette Koolhaas

Dinette Koolhaas

Kelly
SVP and President, Kelly International
Dutch

Senior VP and President Dinette Koolhaas leads Kelly’s international business unit overseeing 16 countries, including in Europe and Mexico. Koolhaas has a focus on growth strategies and has delivered more than $1 billion in revenue in 2021. Koolhaas has also overseen the implementation of diversity, equity and inclusion and sustainability programmes in all 16 countries. Koolhaas took on her role in 2020, having previously served as VP and operations leader for Kelly’s Europe, Middle East and Africa region. She spent 12 years with USG People before joining Kelly in 2008. Koolhaas is based in Switzerland.

Staffing 100 Europe | 2022

Nathalie Jaoui

Nathalie Jaoui

Groupe CRIT
Deputy CEO
Groupe CRIT

Nathalie Jaoui is deputy CEO and head of Groupe Crit, a France-based €1.7 billion temporary recruitment provider with 8,200 employees in 12 countries. In 2021, Groupe Crit was featured on Institut Choiseul’s New Conquerors of the Economy, a study honouring 150 companies engaged in conquering their markets. Jaoui has led the group’s external growth strategy in the US market and engaged it in corporate social responsibility. She has also been on the board of directors of Prism’emploi, the French staffing association, and an executive council member of MEDEF.

Staffing 100 Europe | 2022

Stefano Colli-Lanzi

Stefano Colli-Lanzi

Gi Group
Founder and CEO

Stefano Colli-Lanzi is founder and CEO of Gi Group. Established in 1998 in Italy, Gi Group is one of the world’s leading HR companies, providing a range of services for the development of the labour market. Gi Group now operates in more than 40 countries worldwide, either directly or through strategic partnerships. Colli-Lanzi is the vice chairman of Assolavoro (Italian National Association for Employment Agencies) and is a professor of business economics at the Milan Catholic University.

Jacques van den Broek

Jacques van den Broek

Randstad Holding nv
CEO and Chairman

Jacques van den Broek is CEO and chairman at Randstad Holding nv, the second-largest staffing firm in Europe and the world. He joined the company in 1988 and was appointed to the executive board of Randstad Holding in January 2004. Since that time, he has been responsible for a significant boost to Randstad’s global accounts, which account for approximately a quarter of Randstad Group’s revenue.

Martin Weiß

Martin Weiß

ZAG Personal & Perspektiven
Co-founder and Managing Director

Martin Weiß is co-founder and managing director of ZAG Personal & Perspektiven, headquartered in Hanover, Germany. In 2007, Weiß founded the non-profit ZAG foundation Pro Chance, which supports the young and disadvantaged in various projects. Founded in 1984, ZAG Personal & Perspektiven operates more than 100 branches and employs more than 10,000 workers with approximately 17,000 client companies. With turnover of €240 million in 2014, ZAG Personal &Perspektiven is one of the 10 largest staffing companies in Germany. It is a member of the Federal Employers’ Association of Personnel Services (BAP).

Jacques van den Broek

Jacques van den Broek

Randstad
CEO and Chairman

Jacques van den Broek is CEO and chairman of the executive board of Randstad, the second largest staffing firm in the world. He is responsible for Germany, the UK, Australia, New Zealand, China, Hong Kong, Singapore & Malaysia, Business Concept Development, Global Client Solutions, HR, Marketing & Communications, and Public Affairs. Van den Broek joined Randstad in 1988 as a branch manager and has held various position at the company throughout his career. He was appointed to the executive board in 2004.