- Amnesty International
- Hill Murray
- APAX Partners
- HSBC Group
- Barts Medical College
- IPD (Investment Property Databank)
- British Gas
- London School of Economics
- Médecins Sans Frontières-
- MGM/UA Distribution Co
- Merrill Lynch British
- Bear Stearns-
- British Council of Engineering
- Metro Vide
- Carphone Warehouse
- Mobil Oil
- Causeway Management
- NHQ Enterprises
- Chambers of Patrick Phillips QC
- Oppenheimer International
- BBC
- Bear Stearns
- Computer 2000
- Paragon Communications Ltd
- The Daily Star
- Reuters
- The Economist
- The Scala School of Wine
- Euromoney
- Bondware Shell
- Fidelity Investment
- SMA
- Forte Hotel Smith New Court
- Fox Société Générale
- Goldman Sachs
- Glenisla
- Habitat
- Touche Ross & Co
- Coca Cola Enterprises Ltd
- AMT Coffee
- Department of Work and Pensions
- Energizer
- BMC Assurance House
- The Financial Times
- Cartier Ltd
- Fortis Bank
- Clays Ltd
- International Coffee Organisation
- Crestco Ltd
- Knightsbridge Petroleum Ltd
- Fiesta Crafts
- Ministry of Defence
- Fortis Investments
- Mintel International Group Ltd
- Giant Strongbox
- Innocent Ltd
- The Omerta Group
- The Times
- The Treasury
- Saatchi & Saatchi
- Pinnacle Insurance
- Saint Gobain plc
- MOFE Investments Ltd
- International SOS
- Babcock and Brown
- Computacenter Ltd
- Cerulli Associates
- Lastminute.Com
- Chandler Chicco
- Touchdown Marketing
- Readers Digest
- Pentland Brands Plc
- Overture Services
- Dexion Ltd
- Thames Water
- JP Morgan
- Global Trade
- United Nations: International Maritime Organization, International Oil Pollution
- Compensation Fund
- Euroclear
- PricewaterhouseCoopers
- ArcelorMittal
- MHRA (Medicines and Healthcare Products Regulatory Agency)
- Reddie & Grose
- R K Harrison Insurance Brokers Limited
- Hammerson plc
- Springstudios
- Time Warner
- Niarchos Ltd
- Pole Limited
- Brands2Life
- Pressing Matters
- British Group Inter-Parliamentary Union
- Avis Europe
- GLG Partners
- Liberty Street
- Fairtrade Foundation
- Joseph
- Cobalt recruitment
- Salamanca Risk Management Ltd
- Simon Storage Ltd
- Faro recruitment group
- Preqin Ltd
- COFRA Holding AG Group
- Condé Nast
- Rendel
- Oracle
- Jascots Wine Merchants
- Eleva Capital
- Girls Not Brides
- Bibendum
- Open Society Foundations
- Blue Coast Capital
- Fontaine Group