Towers Watson Limited - the UK actuarial and pensions consulting business of Willis Towers Watson - has published its 2017 annual report and accounts, revealing it had a turnover of £447.7m during the year.
The accounts - published this week - also revealed the consulting firm made a pre-tax profit of £82.6m during the 12 months to 31 December 2017.
The consultant's turnover was substantially ahead of the next two biggest firms in the market - Mercer and Aon Hewitt, which posted 2017 revenues of £384.3m and £317.6m respectively.
In its accounts, Towers Watson revealed total client chargeable hours had increased by 12% on a pro-rata monthly basis, while revenue per colleague increased to £12,200 per month, compared to £11,800 per month in the 18 month period ended 31 December 2016, an increase of 11%.