Han Kolff active positions
| Companies | Position | Start | End |
|---|---|---|---|
HeadFirst Group
 HeadFirst Group Personnel ServicesCommercial Services HeadFirst Group provides staffing services. The private company is based in Hoofddorp, Netherlands and has subsidiaries in Netherlands. The Dutch company was founded in 1995. The CEO is Han Kolff. | Chief Executive Officer | - | - |
HeadFirst Source Holding BV
 HeadFirst Source Holding BV Personnel ServicesCommercial Services HeadFirst Source Holding BV provides HR services. The company is based in Hoofddorp, Netherlands. and has subsidiaries in Netherlands and Belgium. The Dutch company was founded in 1995 by Rick M. Kruiswijk. Marion van Happen has been the CEO of the company since 2022. | Chairman | 2020-02-29 | - |
| Chief Executive Officer | 2020-02-29 | 2022-01-31 |
Career history of Han Kolff
Former positions of Han Kolff
| Companies | Position | Start | End |
|---|---|---|---|
| RANDSTAD N.V. | Corporate Officer/Principal | 2011-07-05 | 2018-05-31 |
Statistics
International
| Netherlands | 4 |
Operational
| Chief Executive Officer | 2 |
| Corporate Officer/Principal | 1 |
| Chairman | 1 |
Sectoral
| Commercial Services | 4 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 1 |
|---|---|
| RANDSTAD N.V. | Commercial Services |
| Private companies | 2 |
|---|---|
HeadFirst Group
HeadFirst Group Personnel ServicesCommercial Services HeadFirst Group provides staffing services. The private company is based in Hoofddorp, Netherlands and has subsidiaries in Netherlands. The Dutch company was founded in 1995. The CEO is Han Kolff. | Commercial Services |
HeadFirst Source Holding BV
HeadFirst Source Holding BV Personnel ServicesCommercial Services HeadFirst Source Holding BV provides HR services. The company is based in Hoofddorp, Netherlands. and has subsidiaries in Netherlands and Belgium. The Dutch company was founded in 1995 by Rick M. Kruiswijk. Marion van Happen has been the CEO of the company since 2022. | Commercial Services |
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