SI 100 Europe - 2014, American -

Carl Camden is president and CEO of Kelly Services, the fifth-largest staffing firm in the world and the 10th largest in Europe, although the company has reduced its European network in recent years. Having earned a doctorate by the age of 25, Camden has been a marketing executive for a bank holding company, co-president of an advertising agency and co-founder of a behavioural research group. He is also a tenured university professor. A recipient of numerous awards throughout his career, Camden is a big supporter of mandated health benefits for temporary workers. He is a member of The Business Roundtable and an executive committee member of the Committee for Economic Development.

SI 100 Europe - 2017, American -

George Corona was named president and CEO of Kelly Services in May 2017. Headquartered in Michigan, Kelly Services is one of the largest global workforce solutions providers, with revenue of $5.28 billion in 2016. Corona joined the company in 1994 and has held numerous leadership roles throughout the last two decades. He served as US middle-market leader (where he helped launch Kelly Educational Staffing) before being named executive VP of the Americas. He was promoted to executive VP and COO in 2009 and assumed responsibility for all of Kelly’s global operations. Corona also serves on the Federal Reserve Bank of Chicago’s Advisory Council on Agriculture, Small Business and Labor.

SI 100 Europe - 2014, American -

Jeffrey A. Joerres became executive chairman of ManpowerGroup in May 2014 after serving as CEO for 15 years. He joined the organisation in 1993 as VP of marketing and senior VP of European operations and global account management. He was named CEO in 1999 and chairman in 2001. ManpowerGroup is the third-largest staffing firm in the world as well as Europe. Joerres was Corporate Responsibility magazine’s inaugural “Lifetime Achievement Award” winner in2011 and was asked to co-chair the B20 Task Force on Employment in 2012. Joerres is the chair of the Federal Reserve Bank of Chicago board of directors, serves onthe boards of several companies and committees.

SI 100 Europe - 2015, American -

Chris Hartman is president of Allegis Global Solutions (AGS). He has more than 20 years’ experience with the Allegis Group family, and is responsible for driving quality, thought leadership, innovation, and growth and alignment of the AGS footprint throughout the globe. In his previous role as global development officer for Allegis Group, Hartman was responsible for executing and establishing prominent brands outside of North America, and leading the international operations. Before moving over to his global roles, he was a founding member and president of Allegis Group Services. Under his direction, AGS grew into one of the largest MSP and RPO providers.

SI 100 Europe - 2016, American -

Tig Gilliam was appointed CEO of NES Global Talent, a specialist provider of engineering talent solutions, in 2014. He joined the board of directors in 2013. Before NES Global Talent, Gilliam was operating partner for AEA Investors LP, a private equity firm. From 2007 to 2012, he was regional head and executive committee member of Adecco Group North America. Earlier in his career, he was a partner at PwC Consulting and IBM Global Business Services, leading the global supply chain management practice. Gilliam is chairman of NY-based Work Market Inc., the freelance management system used by businesses to manage their independent contractors.

SI 100 Europe - 2017, American -

Darryl Green is ManpowerGroup’s president and COO, responsible for operations in 80 countries and territories across the Americas, Asia Pacific and Middle East, and Southern and Northern Europe. Green is a leader focused on driving digital transformation and growth with disciplined execution. He previously served as president of ManpowerGroup’s North America and APME operations. He holds an MBA from the Tuck School of Business at Dartmouth College. Green speaks fluent Japanese and is a director of the Japan Staffing Service Association.

SI 100 Europe - 2014, American -

Chris Hartman is president of Allegis Global Solutions (AGS). He has more than 20 years’ experience with the Allegis Group family, and is responsible for growing the AGS footprint throughout the globe. In his previous role as global development officer for Allegis Group, Hartman was responsible for executing and establishing dominant offerings outside of North America. Before moving over to his global roles, he was a founding member and president of Allegis Group Services. Under his direction, AGS grew into one of the largest MSP and RPO providers.

SI 100 Europe - 2018, American -

George Corona was named president and CEO of Kelly Services in May 2017. Headquartered in Michigan, USA, Kelly Services is one of the largest global workforce solutions providers, with revenue of US$5.28 billion in 2016. Corona joined the company in 1994 and has held numerous leadership roles throughout the last two decades. He served as US middle-market leader (where he helped launch Kelly Educational Staffing) before being named executive VP of the Americas. He was promoted to executive VP and COO in 2009 and assumed responsibility for all of Kelly’s global operations. Corona also served on the Federal Reserve Bank of Chicago’s Advisory Council on Agriculture, Small Business and Labor.

SI 100 Europe - 2018, American -

As ManpowerGroup’s former president and COO, Darryl Green was responsible for operations in 80 countries and territories across the Americas, Asia Pacific and Middle East, and Southern and Northern Europe. As a leader, Green focused on driving digital transformation and growth with disciplined execution. He previously served as president of ManpowerGroup’s North America and APME operations. He holds an MBA from the Tuck School of Business at Dartmouth College, speaks fluent Japanese and is a director of the Japan Staffing Service Association. Green retired from ManpowerGroup in August.