Top Professional Services companies in United Kingdom by Revenue

This ranking features the top 46 Professional Services companies in United Kingdom ranked by Revenue, totaling a Revenue of USD 42.18 B, for June 30, 2025.

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Frequently Asked Questions
  • Which Professional Services company in United Kingdom has the highest Revenue ?

    The Professional Services company in United Kingdom with the highest Revenue is RELX Plc (LSE: REL.L) at USD 11.80 B.

  • Which Professional Services company in United Kingdom has the lowest Revenue ?

    The Professional Services company in United Kingdom with the lowest Revenue is WH Ireland Group plc (LSE: WHI.L) at None.