Westminster Business by letter: w
- W & H Gidden Ltd, Westminster
- W 1 Virtual Office, Westminster
- W A N O, Westminster
- W B Gurney & Sons, Westminster
- W Bainborough Ltd, Westminster
- W Bill Ltd, Westminster
- W Bill Tweeds, Westminster
- W C R S, Westminster
- W F B, Westminster
- W F Electrical Distributors, Westminster
- W F S Film Holdings Ltd, Westminster
- W H Patterson Fine Arts Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W H Smith Ltd, Westminster
- W I Shear, Westminster
- W J Jenkins, Westminster
- W L Commercial PLC, Westminster
- W Lloyd, Westminster
- W M G Contracting Services Ltd, Westminster
- W M Wollen Export Co Ltd, Westminster
- W P Carey, Westminster
- W P P Group PLC, Westminster
- W P Stewart & Co (Europe) Ltd, Westminster
- W P Thompson & Co, Westminster
- W Plus Ltd, Westminster
- W R Staden, Westminster
- W S M Wordsworth Ltd, Westminster
- W S T Charters Ltd, Westminster
- W S Transition Management, Westminster
- W Sitch & Co (Antiques) Ltd, Westminster
- W Thuillier, Westminster
- W1 Locksmiths, Westminster
- W2 Design Associates Ltd, Westminster
- W2 Express, Westminster
- W2 Tyres Ltd, Westminster
- W9 Dental Health, Westminster
- WAA, Westminster
- Wacoal, Westminster
- Waddington Galleries, Westminster
- Wade Smith, Westminster
- Waely Gas Engineer Ltd, Westminster
- Wagamama, Westminster
- Wagamama, Westminster
- Wagamama, Westminster
- Wagamama, Westminster
- Wagamama, Westminster
- Wagamama Ltd, Westminster
- Waggett & Co, Westminster
- Wagonmark Ltd, Westminster
- Waikiki, Westminster
- Waitrose Ltd, Westminster
- Wake Marine Ltd, Westminster
- Wake Up, Westminster
- Wakeling & Williamson Ltd, Westminster
- Wal G, Westminster
- Walden Chemists, Westminster
- Waldolf Carpet Rags & Vinyl, Westminster
- Wales Tourist Board, Westminster
- Walfords, Westminster
- Walkabout, Westminster
- Walkabout (Shaftesbury Avenue), Westminster
- Walkabout Inn, Westminster
- Walker Hamill Ltd, Westminster
- Walkers Of Whitehall, Westminster
- Wall Street Forex (London) Ltd, Westminster
- Wall Street Forex London Ltd, Westminster
- Wall Street Journal, Westminster
- Wallace & Partners, Westminster
- Wallace & Partners, Westminster
- Wallace Citi Training, Westminster
- Wallace Cititraining, Westminster
- Wallace Electrical (Marleybone) Ltd, Westminster
- Wallace Whittle, Westminster
- Wallacespace, Westminster
- Wallbeds Direct, Westminster
- Wallers Clothing Stores Ltd, Westminster
- Wallers Clothing Stores Ltd, Westminster
- Wallers Newsagents, Westminster
- Wallis, Westminster
- Wallis Fashion Group Ltd, Westminster
- Wallis Fashion Group Ltd, Westminster
- Wallminster Ltd, Westminster
- Walloon Region Commercial Section, Westminster
- Wallsway, Westminster
- Walpole, Westminster
- Walpole Group, Westminster
- Walport International Ltd, Westminster
- Walsh Trott Chick Smith, Westminster
- Walterton & Elgin Community Homes, Westminster
- Wana Designs Ltd, Westminster
- Wanted Films, Westminster
- Ward & Kruger, Westminster
- Ward Cole, Westminster
- Ward Cook Associates, Westminster
- Ward Divecha Ltd, Westminster
- Wardell Armstrong, Westminster
- Wardour News, Westminster
- Warehouse, Westminster
- Warehouse, Westminster
- Warehouse, Westminster
- Warehouse, Westminster
- Warehouse, Westminster
- Warehouse, Westminster
- Warmseas Shipping & Trading Co Ltd, Westminster
- Warner Bearman, Westminster
- Warner Co, Westminster
- Warricks Of Soho Caterers, Westminster
- Warrington Hotel, Westminster
- Warriors, Westminster
- Wartski Ltd, Westminster
- Warwick Bed & Breakfast, Westminster
- Warwick Bookman & Associates, Westminster
- Warwick Castle, Westminster
- Warwick Electrical Wholesalers Ltd, Westminster
- Warwick Estate Day Nursery, Westminster
- Warwick Food Centre, Westminster
- Warwick Hotel, Westminster
- Warwick Pharmacy, Westminster
- Warwick Sound, Westminster
- Wasabi, Westminster
- Wasabi, Westminster
- Wash Rack, Westminster
- Washeteria, Westminster
- Washington, Westminster
- Washington Mayfair Hotel, Westminster
- WASSR, Westminster
- Wastedtalent Ltd, Westminster
- Watch Store, Westminster
- Watches For All Time, Westminster
- Watches Of Bond Street, Westminster
- Watches Of Switzerland Ltd, Westminster
- Watches Of Switzerland Ltd, Westminster
- Watches Of Switzerland Ltd, Westminster
- Watches Of Switzerland Ltd, Westminster
- Watches Of Switzerland Ltd, Westminster
- Watches To Go, Westminster
- Watchfire, Westminster
- Water (UK), Westminster
- Waterbridge Estates, Westminster
- Waterbridge Investment Partners Ltd, Westminster
- Watercare Plumbers, Westminster
- Waterford Corporate Finance Ltd, Westminster
- Waterford Wedgwood, Westminster
- Watergardens, Westminster
- Waterhouse & Dodd, Westminster
- Waterman Fine Art Ltd, Westminster
- Waterous International, Westminster
- Waterside Recruitment, Westminster
- Waterstones Booksellers, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Waterstones Booksellers Ltd, Westminster
- Watkins Books Ltd, Westminster
- Watkins Esoteric Centre, Westminster
- Watson Rowe & Co, Westminster
- Watson Wyatt, Westminster
- Watsons, Westminster
- Watsons Pharmacy, Westminster
- Watsons Scottish Knitwear, Westminster
- Watts & Co Ltd, Westminster
- Watts And Partners, Westminster
- Wave Recording Studios, Westminster
- Wave Technology Ltd, Westminster
- Wavend Ltd, Westminster
- Waverton Street Filling Station, Westminster
- Wax Bar, Westminster
- Waxy O'connor's, Westminster
- Way Forward, Westminster
- Waybridge Financial Group PLC, Westminster
- WBS Recruitment Solutions, Westminster
- We Write Music Ltd, Westminster
- Web Active, Westminster
- Web Guide, Westminster
- Webb Robert, Westminster
- Webb Valuations International Ltd, Westminster
- Webber, Westminster
- Webflorist, Westminster
- Webster Graduate Studies Centre, Westminster
- Webster Whiteman, Westminster
- Websters, Westminster
- Websters, Westminster
- Websters, Westminster
- Websters Solicitors, Westminster
- Weddings, Westminster
- Wedgwood, Westminster
- Weeks Computing Services, Westminster
- Weigh Forward, Westminster
- Weightman & Bullen, Westminster
- Welbeck Cleaners, Westminster
- Welbeck Land, Westminster
- Welbeck Pharmacy, Westminster
- Welbeck Street Partnership, Westminster
- Welcome News, Westminster
- Welcome Trading Co Ltd, Westminster
- Welcome Travel, Westminster
- Welcon Mobile Centre, Westminster
- Weldon Walshe Ltd, Westminster
- Welfare Association, Westminster
- Wellbeing Centre, Westminster
- Wellers, Westminster
- Wellington Club, Westminster
- Wellington Gallery, Westminster
- Wellington Hospital, Westminster
- Wellington Pharmacy, Westminster
- Wellington Road Filling Station, Westminster
- Wellingtons, Westminster
- Wellis & Co, Westminster
- Wells, Westminster
- Wells Mackereth, Westminster
- Wells Palmer, Westminster
- Welsh & Jefferies Ltd, Westminster
- Welsh Environmental Services Association, Westminster
- Wempe, Westminster
- Wen Tai Sun Chinese, Westminster
- Wen Tai Sun Chinese News Agency, Westminster
- Wen's Cable TV Advertising Ltd, Westminster
- Wesley-Barrell Ltd, Westminster
- Wessex Asset Management, Westminster
- West 1, Westminster
- West 1 Physiotherapy, Westminster
- West 2 Properties, Westminster
- West 9 Wine Bar, Westminster
- West Africa Business Association, Westminster
- West Associates, Westminster
- West Cornwall Pasty Co, Westminster
- West Cornwall Pasty Co Ltd, Westminster
- West End Bureau De Change, Westminster
- West End Car Services, Westminster
- West End Carpets, Westminster
- West End Central Police Station, Westminster
- West End College, Westminster
- West End Diet Slim Care Clinic, Westminster
- West End Great Synagogue, Westminster
- West End Job Centre, Westminster
- West End Kitchen, Westminster
- West End Ltd, Westminster
- West End Physiotherapy, Westminster
- West End Tailors, Westminster
- West End Theatre Managers Ltd, Westminster
- West End Travel Ltd, Westminster
- West End Vauxhall, Westminster
- West London Buddhist Centre, Westminster
- West London College, Westminster
- West London Day Centre, Westminster
- West London Mission, Westminster
- West London Synagogue Of British Jews, Westminster
- West Nine Food & Wine, Westminster
- West One Bathrooms Ltd, Westminster
- West One Beauty, Westminster
- West One Fire Protection, Westminster
- West One Food Fayre, Westminster
- West One Jewellers & Antiques, Westminster
- West One Mortgages Ltd, Westminster
- West One News Ltd, Westminster
- West One Signs, Westminster
- West One Snack Bar, Westminster
- West Point Hotel, Westminster
- West Trend Appartments, Westminster
- West Two Health, Westminster
- West Two Hotel, Westminster
- West Two Jewellers, Westminster
- Westaway & Co, Westminster
- Westbourne Cafe, Westminster
- Westbourne Dry Cleaners, Westminster
- Westbourne Estate Agents, Westminster
- Westbourne Grove Church, Westminster
- Westbourne Park Baptist Church, Westminster
- Westbrook Systems Ltd, Westminster
- Westbury Music Consultants Ltd, Westminster
- Westend Optical Services, Westminster
- Westenholz Antiques Ltd, Westminster
- Western & Central Postal Sports Association, Westminster
- Western & Oriental Travel, Westminster
- Western & Oriental Travel Ltd, Westminster
- Western Eye Hospital, Westminster
- Western Industrial Finance Co, Westminster
- Western Marble Arch Synagogue, Westminster
- Western Matt Casting, Westminster
- Western Printers, Westminster
- Western Ridge, Westminster
- Westframpton Ltd, Westminster
- Westhill, Westminster
- Westland Apartments Ltd, Westminster
- Westland Hotels Ltd, Westminster
- Westleigh Antiques, Westminster
- Westmead Elderly Resource Centre, Westminster
- Westminister Gardens Ltd, Westminster
- Westminster Abbey, Westminster
- Westminster Abbey Choir School, Westminster
- Westminster Academy, Westminster
- Westminster Advisers Ltd, Westminster
- Westminster Advocacy Service For Senior Residents, Westminster
- Westminster Alexander Centre, Westminster
- Westminster Algerian Welfare Society, Westminster
- Westminster Arms, Westminster
- Westminster Audio Centre, Westminster
- Westminster Befriending Family, Westminster
- Westminster Bengali Arts Group, Westminster
- Westminster Boating Base, Westminster
- Westminster Business Consultants, Westminster
- Westminster Cars, Westminster
- Westminster Cathedral, Westminster
- Westminster Cathedral Choir School, Westminster
- Westminster Cathedral RC School, Westminster
- Westminster Chapel, Westminster
- Westminster Children's Society, Westminster
- Westminster Childrens Information Service, Westminster
- Westminster Childrens Society, Westminster
- Westminster Childrens Society, Westminster
- Westminster City C Of E Secondary School, Westminster
- Westminster City School, Westminster
- Westminster Corporate Hospitality, Westminster
- Westminster Diocese Pastoral Board, Westminster
- Westminster Drug Project, Westminster
- Westminster Exposure, Westminster
- Westminster Eye Care Centre, Westminster
- Westminster Family Placements, Westminster
- Westminster Foundation For Democracy Ltd, Westminster
- Westminster Grocery, Westminster
- Westminster Group, Westminster
- Westminster Home Library, Westminster
- Westminster Hospitality, Westminster
- Westminster House, Westminster
- Westminster Housing, Westminster
- Westminster Kingsway College, Westminster
- Westminster Kingsway College, Westminster
- Westminster Kingsway College, Westminster
- Westminster Land Group Ltd, Westminster
- Westminster Mortgages 2000, Westminster
- Westminster Music Library, Westminster
- Westminster Natural Health Clinic, Westminster
- Westminster Oil & Gas Ltd, Westminster
- Westminster Party Boats, Westminster
- Westminster Passenger Services Association, Westminster
- Westminster Physiotherapy Centre, Westminster
- Westminster Primary Care Trust, Westminster
- Westminster Property Owners Association, Westminster
- Westminster Rail Services, Westminster
- Westminster Reference Library, Westminster
- Westminster Refugee Consortium, Westminster
- Westminster Review Ltd, Westminster
- Westminster School, Westminster
- Westminster School, Westminster
- Westminster School Of Performing Arts, Westminster
- Westminster Society, Westminster
- Westminster Synagogue, Westminster
- Westminster Talking Newspaper For The Blind, Westminster
- Westminster To Greenwich, Westminster
- Westminster Under School, Westminster
- Westminster Volunteer Bureau, Westminster
- Weston, Westminster
- Weston Kay, Westminster
- Weston-Super-Mare Liberal Democrats, Westminster
- Westpoint Hotel, Westminster
- Westpool Investment Trust PLC, Westminster
- Westport Publishing Ltd, Westminster
- Westside (London) Ltd, Westminster
- Westspan Consultancy Ltd, Westminster
- Westway Productions, Westminster
- Westways, Westminster
- Westzone Publishing, Westminster
- Wetherell & Co (Mayfair) Ltd, Westminster
- Wetherspoons, Westminster
- Weymouth Street Dental Practice, Westminster
- What If Ltd, Westminster
- Whatever Artists Management, Westminster
- Whats On Stage, Westminster
- Wheatsheaf Art Shop, Westminster
- Wheatsheaf Graphics, Westminster
- Wheawill & Sudworth, Westminster
- Wheel Lock Securities, Westminster
- Wheelers Restaurants PLC, Westminster
- Wheels Of Steel, Westminster
- Whistle Stop, Westminster
- Whistles, Westminster
- Whistles, Westminster
- Whistles, Westminster
- Whistles, Westminster
- Whistlestop Food & Wine, Westminster
- Whistlestop Food & Wine, Westminster
- Whitby-Smith, Westminster
- Whitbybird, Westminster
- Whitcom Processing, Westminster
- White & Co, Westminster
- White & Jones LLP, Westminster
- White Door, Westminster
- White Horse, Westminster
- White House Pictures, Westminster
- White Page, Westminster
- White Page, Westminster
- White Rock Properties, Westminster
- White Rose Laundries Ltd, Westminster
- White Star Line, Westminster
- White Stripe Associates, Westminster
- White Stuff Ltd, Westminster
- White Water Strategies, Westminster
- White Young Green, Westminster
- White's, Westminster
- Whitecross Dental Care, Westminster
- Whitecross Dental Care Ltd, Westminster
- Whitefoord Ruffer Ltd, Westminster
- Whiteground (Britart Istorm), Westminster
- Whitehall Leisure Ltd, Westminster
- Whitehall Theatre, Westminster
- Whitehead Man G K R & Associates, Westminster
- Whitehouse Post Productions, Westminster
- Whiteleaf Hotel, Westminster
- Whiteleys Shopping Centre, Westminster
- Whitfield Fine Art Ltd, Westminster
- Whitford Fine Art, Westminster
- Whitman Breed Abbott & Morgan, Westminster
- Whittard, Westminster
- Whittard of Chelsea, Westminster
- Whittard Of Chelsea, Westminster
- Whittard of Chelsea, Westminster
- Whittard Of Chelsea, Westminster
- Whittard Of Chelsea, Westminster
- Whizz Kidz, Westminster
- Whole Gift Ltd, Westminster
- Whoosh, Westminster
- Why Not Hairdressing, Westminster
- Why Not Ltd, Westminster
- Wickes Co, Westminster
- Wickham Vaneyck, Westminster
- Wickland Westcott, Westminster
- Widearea Communications Ltd, Westminster
- Wieden & Kennedy (UK) Ltd, Westminster
- Wig Specialities Ltd, Westminster
- Wigmore Associates, Westminster
- Wigmore Court Guest House, Westminster
- Wigmore Court Hotel, Westminster
- Wigmore Estates, Westminster
- Wigmore Fine Arts Ltd, Westminster
- Wigmore Hall, Westminster
- Wigmore Kitchens Ltd, Westminster
- Wigmore Management, Westminster
- Wigmore Medical Ltd, Westminster
- Wigmore Sports Ltd, Westminster
- Wigs By Roisin, Westminster
- Wikima Consulting, Westminster
- Wilberforce Photos, Westminster
- Wilberforce Primary School, Westminster
- Wild About Travel, Westminster
- Wild Card, Westminster
- Wild Iris Films Ltd, Westminster
- Wild Things, Westminster
- Wild Tracks, Westminster
- Wildenstein & Co Ltd, Westminster
- Wilder Coe, Westminster
- Wildgaze Films, Westminster
- Wildman Harrold (UK), Westminster
- Wiley, Westminster
- Wilfrid Watson, Westminster
- Wilkins & Wilkins, Westminster
- Wilkinson John, Westminster
- Wilkinson PLC, Westminster
- Wilkinson Vintners Ltd, Westminster
- Wilkinson Williams, Westminster
- Wilks Head, Westminster
- Willcox & Willcox, Westminster
- Willesden Autos, Westminster
- William & Son, Westminster
- William Clarke, Westminster
- William Evans Ltd, Westminster
- William Houghton & Sons Ltd, Westminster
- William Hunt, Westminster
- William J Marshall & Partners, Westminster
- William James Estate Agents Ltd, Westminster
- William Mansell, Westminster
- William Martin & Partners, Westminster
- William Tozer, Westminster
- William Wallis, Westminster
- William Weston Gallery Ltd, Westminster
- Williams, Westminster
- Williams Capital International Ltd, Westminster
- Williams Chemist, Westminster
- Williams Filliams, Westminster
- Williamslea, Westminster
- Willow Walk, Westminster
- WillowAcre Ltd, Westminster
- Wills Fisher, Westminster
- Wilmer Cutler & Pickering, Westminster
- Wilmot Marine Services Ltd, Westminster
- Wilshire Ltd, Westminster
- Wilson Mason & Partners, Westminster
- Wilson McHardy, Westminster
- Wilson Scott, Westminster
- Wilson Smith & Co, Westminster
- Wilton & Partners, Westminster
- Wilton Arms, Westminster
- Wilton Cycle & Wireless Co, Westminster
- Wilton Place Practice, Westminster
- Wiltons, Westminster
- Wiltshire, Westminster
- Wiltshire Daniels, Westminster
- Wim Hemmink, Westminster
- Wimberley Allison, Westminster
- Wimbledon Tickets, Westminster
- Wimpole Aesthetic Centre, Westminster
- Wimpole Antiques, Westminster
- Wimpole Skin Care Centre, Westminster
- Wimpole Skin Centre, Westminster
- Wimpole Street Dental Care, Westminster
- Wimpole Street Physiotherapy, Westminster
- Winart Publications, Westminster
- Winchester, Westminster
- Winchester Capital Ltd, Westminster
- Winckworth Sherwood, Westminster
- Windermere Hotel, Westminster
- Windmill Montessori Nursery School, Westminster
- Window Inspiration, Westminster
- Windows, Westminster
- Windsor Cars, Westminster
- Windsor Castle, Westminster
- Windsor Castle, Westminster
- Windsor Group Ltd, Westminster
- Windsor House Antiques, Westminster
- Windsor Languages, Westminster
- Windward Group Projects, Westminster
- Wine For Spice Ltd, Westminster
- Wine Institute Of California, Westminster
- Wine Rack, Westminster
- Wine Rack, Westminster
- Wine Rack, Westminster
- Winegrowers, Westminster
- Wingrave Yeats, Westminster
- Wings Media, Westminster
- Winkworth, Westminster
- Winkworth, Westminster
- Winning Moves UK Ltd, Westminster
- Winrose Hotel Ltd, Westminster
- Winrose Hotels, Westminster
- Wintersgill, Westminster
- Winward Fearon, Westminster
- Wireless Uninet, Westminster
- Wiremelts Ltd, Westminster
- Wireworks, Westminster
- Wise Buddah Creative Ltd, Westminster
- Wiseowl Management Services, Westminster
- Wish International, Westminster
- Witness Service Middlesex Guild Hall Crown Court, Westminster
- Wizard IT, Westminster
- Wizard Public Relations, Westminster
- Wizard Video, Westminster
- WJB Mondiale, Westminster
- WKM Resourcing, Westminster
- WMC Communications, Westminster
- Wogen Resources Ltd, Westminster
- Wolff, Westminster
- Wolford Boutique, Westminster
- Wolseley Fine Arts, Westminster
- Wolton Chartered Surveyors Ltd, Westminster
- Women In Film & Television, Westminster
- Womens Engineering, Westminster
- Womens Ultrasound Centre, Westminster
- Wonders, Westminster
- Wong & Co, Westminster
- Wong Kei Restaurant, Westminster
- Wong Lange & Co, Westminster
- Wontner & Sons, Westminster
- Woodard Schools, Westminster
- Woodfield Services Ltd, Westminster
- Woodford Medical Services, Westminster
- Woodhams, Westminster
- Woodhams At One Aldwych, Westminster
- Woodhead Calliva, Westminster
- Woodhouse Menswear Ltd, Westminster
- Woodhouse PLC, Westminster
- Woodlands, Westminster
- Woodlands Restaurant, Westminster
- Woods, Westminster
- Woods Chemist Ltd, Westminster
- Woods Food & Wine, Westminster
- Woodside Secretaries Ltd, Westminster
- Woodside Secretaries Ltd, Westminster
- Woodstock Management Services Ltd, Westminster
- Woodstock Neckwear Ltd, Westminster
- Woody's, Westminster
- Woolf Simmonds, Westminster
- Woolwich PLC, Westminster
- Woolworths PLC, Westminster
- Woolworths PLC, Westminster
- Woosang, Westminster
- Word By Word Translations Ltd, Westminster
- Wordly Goods, Westminster
- Wordwide Communications, Westminster
- Working Title Films Ltd, Westminster
- Workman, Westminster
- Workout World, Westminster
- Workplace UK Ltd, Westminster
- Works Architecture, Westminster
- Works Recruitment, Westminster
- World Avenues Ltd, Westminster
- World Cancer Research Fund, Westminster
- World Carrier (London) Ltd, Westminster
- World Class, Westminster
- World Emergency Relief, Westminster
- World Energy Council, Westminster
- World Energy Council, Westminster
- World Express Travel Ltd, Westminster
- World Federation Of Neurology, Westminster
- World Federation Of Societies Of Anaesthesiologists, Westminster
- World Film Services Ltd, Westminster
- World Language Consultants, Westminster
- World Monument Fund (UK), Westminster
- World Nuclear Association, Westminster
- World Nuclear Transport Institute, Westminster
- World Petroleum Congresses, Westminster
- World Pictures, Westminster
- World Productions Ltd, Westminster
- World Sports Supporters Club, Westminster
- World Vision Travel Ltd, Westminster
- World Voice Trust, Westminster
- World Web Network, Westminster
- World Wide Group Ltd, Westminster
- Worldnet Media, Westminster
- Worlds Ends Tiles, Westminster
- WorldSpace (UK) Ltd, Westminster
- Worldwide Detective Agency, Westminster
- Worldwide Developments (UK) Ltd, Westminster
- Worldwide Journeys, Westminster
- Worldwide Sports Advertising Ltd, Westminster
- Worldwide University Education On Line, Westminster
- Wort Cherry, Westminster
- Worthwhile Ltd, Westminster
- Worthy International Travel, Westminster
- Wotherspoon Management Ltd, Westminster
- Wow Balloons, Westminster
- Wow Factor, Westminster
- WPA National Healthcare, Westminster
- WPF Glasner Gerber Shapiro, Westminster
- Wright & Partners, Westminster
- Wrightson Wood Associates Ltd, Westminster
- Write Image, Westminster
- www.mutual.com, Westminster
- www.pinesandneedles.com, Westminster
- www.ukpermit.com, Westminster
- Wycombe Hurd, Westminster
- Wyld Pytch Rekords, Westminster
- Wylie, Westminster
- Wyncons PLC, Westminster
- Wyndham Hotel, Westminster
- Wyndham Place, Westminster
- Wyndham's Theatre, Westminster
- Wynne, Westminster
- Wynne-Griffiths Ralph, Westminster
- Wyoming Studios Ltd, Westminster
- Wytham Hall, Westminster