As at 31 December 2021 the Iren Group had 9,055 employees, up compared to 8,680 employees as at 31 December 2020, as the table below shows, divided by Holding and Business Unit.
| Company | Workforce at 31.12.2021 | Workforce at 31.12.2020 |
|---|---|---|
| Iren S.p.A. | 1,074 | 1,063 |
| IRETI and subsidiaries | 2,166 | 2,154 |
| Iren Ambiente and subsidiaries | 4,178 | 4,065 |
| Iren Energia and subsidiaries | 1,084 | 874 |
| Iren Mercato and subsidiaries | 553 | 524 |
| Total | 9,055 | 8,680 |
The changes in the workforce compared to 31 December 2020 were ascribable to:
- the acquisition, in March 2021, by Iren Ambiente of the company Futura for a total of 28 resources;
- the acquisition, in August 2021, by Alfa Solutions (formerly Studio Alfa) of the business unit of SAS - Sviluppo Ambiente e Sicurezza and of Lab231, for a total of 26 resources;
- to Bosch Energy and Building Solutions Italy (now Iren Energy Solutions), for a total of 156 resources, acquired by Iren Smart Solutions at the end of November 2021;
- to the initiation/conclusion of services contracted out by San Germano;
- continuation of the generational turnover plan, with a considerable number of recruitments on the labour market.