Press Release


SIA Announces Largest Staffing Firms in the United Kingdom

Mountain View, California & London, UK — April 9, 2018 — Staffing Industry Analysts (SIA), the global advisor on staffing and workforce solutions, released its 2018 report on the Largest Staffing Firms in the UK. The report features the top 50 staffing and recruitment firms in the UK ranked by their 2016 revenue.

The largest staffing firm based on revenue was Swiss headquartered Adecco, followed by Impellam and Hays. Together these three companies’ combined revenue accounts for 15% of the entire market. They are followed on the list by Manpower which is headquartered in the US and Reed, which operates principally in the UK but is headquartered in Malta. Together, these five firms account for 22% of the market, in terms of revenue. Overall the top 50 firms accounted for 59% of the market in 2016.

The 5 largest staffing firms are:

Company 2016 Revenue(£ millions) Headquarters Country
Adecco 1,782 Switzerland
Impellam 1,587 United Kingdom
Hays 1,462 United Kingdom
Manpower 1,347 United States
Reed Specialist Recruitment 961 Malta

“The largest five firms in the UK have a much smaller share of the market, than comparable companies in Belgium, France, Italy or the Netherlands; only Germany comes close with a 24% cumulative market share,” said Adam Pode, Director of Research at SIA.

According to SIA, the UK staffing market was worth £32.5 billion ($44.1) in 2016 and increased by 4% compared with 2015, with IT, Engineering and Healthcare making up 44% of the market.

“The vast majority of the Top 50 firms are headquartered in the UK (41) The largest representation of foreign firms is from the USA (3), with one each from France, Italy, Japan, Malta, the Netherlands, and Switzerland”, said Pode. “The five fastest-growing firms show annual growth rates of between 28% and 19%.”

The full Largest Staffing Firms in the UK report is available for SIA’s Corporate and CWS Council Members with EMEA access.

About Staffing Industry Analysts (SIA)

SIA is the Global Advisor on Staffing and Workforce Solutions
Elevating the Workforce Solutions Ecosystem
Founded in 1989, SIA is the global advisor on staffing and workforce solutions. Our proprietary research covers all categories of employed and non-employed work including temporary staffing, independent contracting and other types of contingent labor. SIA’s independent and objective analysis provides insights into the services and suppliers operating in the workforce solutions ecosystem including staffing firms, managed service providers, recruitment process outsourcers, payrolling/compliance firms and talent acquisition technology specialists such as vendor management systems, online staffing platforms, crowdsourcing and online work services. We also provide training and accreditation with our unique Certified Contingent Workforce Professional (CCWP) program.

Known for our award-winning content, data, support tools, publications, executive conferences and events, we help both suppliers and buyers of workforce solutions make better-informed decisions that improve business results and minimize risk. As a division of the international business media company, Crain Communications Inc., SIA is headquartered in Mountain View, California, with offices in London, England.

Media Contact
Jennifer Arcuni, Communications Director, Staffing Industry Analysts, +1 650-390-6171 |


Add New Comment

Post comment

NOTE: Links will not be clickable.