- Toscafund Limited
- Tosco Europe Limited
- Total Gas And Power Services Limited
- Tower Broking Limited
- Towry Investment Management Limited
- Toyo Securities Europe Ltd
- Toyo Trust International Limited
- Toyota Tsusho Finance International B.v.
- Tradelink Worldwide Limited
- Tradepoint Financial Networks Plc
- Traderight Limited
- Tradeway Securities Ltd
- Tradeweb Europe Limited
- Tradition Bond Brokers Limited
- Tradition Financial Services Ltd
- Tradition Securities And Futures
- Trafalgar Asset Management Ltd
- Trafalgar Asset Managers
- Trafalgar Commodities Ltd
- Transaction Reporting Limited
- Transatlantic Capital (biosciences) Management
- Transatlantic Property Fund Commitee Of Mac O Allsop And Co
- Transmar Futures Limted
- Transmarket Group Limited
- Transoptions Finance S.a.
- Traval Currency Management Ltd
- Travelex Global And Financial Services Ltd
- Travelex Global Business Payments Ltd
- Travelex Ltd
- Trend Analysis Limited
- Trevor Robinson Investment Monitoring Ltd
- Triad Securities Limited
- Trialpha Investment Advisors Ltd
- Tribal Treasury Services Limited
- Trident Trust Company (u.k.) Limited
- Triland Metals Limited
- Trilogy Financial Products Limited
- Trinity Asset Management Limited
- Trinity Capital Partners Ltd
- Trinity Group Limited
- Trio Equity Derivatives Ltd
- Triodo Bank Nv
- Triodos Bank
- Tristone Capital Limited
- Tritax Securities 1 Limited
- Troy Asset Management Ltd
- True Research Limited
- Truro Stockbrokers
- Trust Financial Group (europe) Ltd
- Trw Investment Management Company Limited
- Trx Futures Limited
- Tsubasa Europe Limited
- Ttp Venture Managers Limited
- Ttt Moneycorp Limited
- Tudor Capital (u.k.) L.p
- Tufton Oceanic Limited
- Tui Travel Plc
- Tullet And Tokyo (traded) Options (t And Tt) Limited
- Tullet And Tokyo International Securities (agb)
- Tullet And Tokyo Liberty (equities) Limited
- Tullett And Sputz Capital Markets Ag
- Tullett And Tokyo Liberty (london) Limited
- Tullett And Tokyo London
- Tullett Liberty Gilts
- Tullett Prebon Information Limited
- Turquoise Global Holdings Limited
- Twentyfour Asset Management Llp
- Tyler Capital Limited
- U T I International Limited
- U.s. Bancorp Piper Jaffray Securities Ltd
- UBA CAPITAL (EUROPE) LIMITED
- UBS AG LONDON BRANCH
- UBS CLEARING AND EXECUTION SERVICES LIMITED
- UBS GLOBAL ASSET MANAGEMENT (UK) LTD
- UBS INTERNATIONAL UK LIMITED
- UBS LIMITED
- ULSTER BANK LIMITED
- UNICREDIT BANK AG (HYPOVEREINSBANK)
- UNICREDIT SPA-LONDON BRANCH
- UNION BANCAIRE PRIVEE, UBP
- UNION BANK UK PLC
- UNITED KINGDOM DEBT MANAGEMENT OFFICE
- UNITED NATIONAL BANK
- UNITED OVERSEAS BANK LTD
- UWC FINANCIAL SERVICES LIMITED
- Ubi Groupe Union Bancaire Prive
- Ubp Securities (uk) Limited
- Ubs Global Asset Management Funds Ltd
- Ubs O'connor Limited
- Ubs Securities Limited
- Ufg (uk) Limited
- Uk Environment Agency
- Uk-invest.com Limited
- Uks Securities Limited
- Ultimex Currency Managers Ltd
- Unibanco Securities Limited
- Unicorn Asset Management Limited
- Unigestion (uk) Ltd.
- Union Global Securities Ltd
- Union Securities (international) Ltd
- United Friendly Asset Management Ltd
- United Friendly Insurance
- United Friendly Unit Trust Managers Ltd
- United Securities Fundkommission Ltd.
- United Trust Bank Limited
- Universities Superannuation Scheme Limited
- Uralsib Securities Limited
- Utilities Investment Research Limited
- VESTRA WEALTH LLP
- VFX FINANCIAL PLC
- VIRGIN BANK LIMITED
- VTB CAPITAL PLC
- Van Der Moolen Derivatives Ltd
- Van Der Moolen Securities Ltd
- Vanguard Asset Management, Limited
- Vartan And Son
- Vdm Global Markets Limited
- Vector Asset Management (uk) Ltd
- Vega-chi Limited
- Vencap International Plc
- Venn Partners Llp
- Vensol Limited
- Venture Capital Funding Partners
- Venture Technologies Limited
- Veronis Suhler Stevenson International Limited
- Vertex Management (uk) Limited
- Viaduct Portfolio Management Limited
- Vickers Ballas (uk) Plc
- Victoria Bank Ltd
- Vining-sparks Ibg, Limited Partnership
- Virgin Money Unit Trust Managers Limited
- Virt-x
- Visa Europe Services Inc.
- Viscount Securities Limited
- Vision Capital 54 Limited
- Visor Capital (uk) Ltd
- Voltrex Options Limited
- Vrt Securities Limited
- Vs1 Payment Services
- Vsa Resources Ltd
- W J Hoppor And Co Ltd.
- W.p. Stewart And Co. (europe) Ltd.
- WALTER SCOTT AND PARTNERS LIMITED
- WARNBOROUGH ASSET MANAGEMENT LIMITED
- WATSON WYATT LIMITED
- WEATHERBYS BANK LIMITED
- WELLS FARGO BANK, N.A., LONDON BRANCH
- WELLS FARGO SECURITIES INTERNATIONAL LIMITED
- WESTLB AG LONDON BRANCH
- WESTPAC BANKING CORPORATION
- WESTPAC EUROPE LIMITED
- WOORI BANK, LONDON
- Wadhwani Asset Management Llp
- Wako International (europe) Limited
- Walbrook Uk Limited
- Walcot Asset Management Limited
- Wales Fund Managers Limited
- Wallwood Consultants Limited
- Warne Investment Management Ltd
- Washington Park Ltd
- Wasserstein Perella And Co., Ltd.
- Waterside Futures Ltd
- Waterstock Asset Management Limited
- Way Fund Managers Limited
- Wealth Management Services Limited
- Weavering Corporate Finance Limited
- Wellfield Partners Llp
- Wellington Management International Limited
- Wesleyan Unit Trust Managers Limited
- West Bromwich Building Society
- West Midlands Enterprise Limited
- Westdeutsche Immobilienbank Ag
- Westhall Capital Limited
- Westhouse Securities Limited
- Westlb Securities
- Westminster Options Ltd
- Westwind Partners (uk) Limited
- Wheelock Natwest Securities Ltd.
- Whiteaway Laidlaw Bank Limited
- Wi Carr (uk) (suez) Limited
- Wilkinform Ltd.
- Wilkins Kennedy Limited
- Williams De Broe Ltd
- Williams Investment Management Llp
- Williams Trading Europe Llp
- Willis Reinsurance
- Wills And Co Stockbrokers Ltd
- Wingate Ventures Limited
- Winterflood Gilts Limited
- Winterflood Securities Limited
- Wintrust Securities Limited
- Wlm Securities Limited
- Wm Thomson And Sons
- Wolfgang Steubing Ag Wertpapierdienstleister, London Branch
- Wolverine Trading Uk, Ltd
- Wood And Company (uk) Ltd
- Woolwich Limited
- Woolwich Unit Trust Managers Limited
- World Invest Ltd
- Worldspreads.com
- Wyatt Company (uk) Limited (the)
- XPRESS MONEY SERVICES LIMITED
- Xbz Limited
- Xcap Securities Limited
- Xconnect Limited
- Xconnect Market Maker Llp
- Xtb Uk Ltd
- Xtrakter Limited
- YORKSHIRE BANK (CLYDESDALE BANK PLC T A)
- YORKSHIRE BUILDING SOCIETY
- Yamaichi Bank (uk) Plc
- Yamaichi International (europe) Ltd
- Yamatane Securities (europe) Ltd
- Yasuda Life International (london) Ltd
- Yasuda Trust Europe
- Yfm Private Equity Limited
- York Capital Management European (uk) Advisors, Llp
- York Stockbrokers Limited
- York Trust Investment Partners Limited
- Yorkshare Limited
- Yorkton Securities Inc
- Yorvik Partners Llp
- Young Associates Limited
- ZENITH BANK (UK) LTD
- ZURICH SPECIALTIES LONDON LTD
- Zaisgroup International Llp
- Zaitech Investments Ltd
- Zebedee Capital Limited
- Zelengora Capital Management Ltd
- Zeus Capital Limited
- Zgee1 Limited
- Zimmerman Adams International Limited
- Zone Invest Limited
- Zouk Ventures Limited
- Zurich Capital Markets (uk) Limited
- Zurich Investment Management Limited