Mergers and acquisitions
In September 1997, the company acquired US temporary staffing company TAD Resources International of Cambridge, Massachusetts, for $387.5 million.[13][14]
The company acquired Olsten Staffing in late 1999, and became the largest recruitment company in the U.S., with a combined revenue of €11.6 billion.[15]
UK recruitment company Spring Group was acquired in 2009,[16] and a year later in 2010, Jacksonville, Florida-based staffing firm MPS Group was acquired for an estimated 1.3 billion.[17]
At the start of 2011, The Adecco Group began a joint venture in Shanghai with Chinese HR services company FESCO[18] and in September of that year, acquired US-based Drake Beam Morin, Inc.[19]
In January 2012, it was announced that the company had acquired Japanese staffing service VSN Inc.[20]
2014 saw the acquisition of U.S freelance worker-on-demand company OnForce of Lexington, Kentucky[21]
Canadian recruitment services company Knightsbridge Human Capital Solutions, a company offering career transition, talent and leadership development, was acquired in 2015.[22]
In March 2016, the company acquired UK recruitment services company Penna Consulting PLC.[23][24]
The Adecco Group acquired Vettery, a recruitment marketplace startup, for $100 million USD in February 2018.[25] Subsequently, Vettery and Hired were merged and operated under the Hired brand.[26] In April of that same year, the U.S.-based education technology provider General Assembly was acquired.[27]
In 2019, the company announced the sale of U.S. healthcare staffing business Soliant Health to Olympus Partners for a cash consideration of $612 million.[28][29]
In November 2020, Vettery purchased competing tech marketplace Hired for an undisclosed amount[30] and combined the two business's products under the Hired brand.[31][32]
French engineering and technology consulting firm Akka Technologies was acquired in July 2021 for a reported €2.0 billion.[33]