See below for the list of those companies currently registered to attend.

@luxurylondonguy
Accor Hotels
ACE travel Management
Advantage Travel Partnership
Advito
Aer Lingus
AIG
Airbus UK
Air Canada
ANA – All Nippon Airways
Andaz
Amaris Hospitality
American Airlines
American Express Global Business
Anglo American
ALTOUR
Apple
Areka Consulting
Asemblr
AstraZeneca
Avis Budget Group
Avis Rent a Car
Aviva
Axa Partners
AXA XL
Baillie Gifford & Co
Bank of America Merrill Lynch
Barclays
Blue Cube Travel
BridgeStreet Global Hospitality
British American Tobacco
British Airways
British Council
Brunel
BuroHappold Engineering
Business Travel Direct/ ATG UK
Capita Travel and Events
Carey Worldwide Chauffeur Services
Carlson Wagonlit Travel
CDS Groupe
Centrica PLC
CGG Services (UK) Ltd
Cheval Residences
Choice Hotels Europe
Chrome River Technologies
Citrix Systems
Continental
Control Risks
CTM
Dalata Hotel Group
DialAFlight Corporate Travel
DiamondAir International
Direct ATPI Global Travel
Deloitte
Deutsche Hospitality
Doyle Collection
Dyson Ltd
easyJet
Edwardian Hotels London
Electronic Arts
Eli Lilly and Company
Emirates
Enterprise Holdings
Enterprise Rent-A-Car & National Car Rental
EY
Equilibrium Consultancy
FCM Travel Solutions
Festive Road
Flybe
Frasers Hospitality
Four Seasons Hotels & Resorts
Grant Thornton International
GENPACT
Hotel Football
HRG (GBT)
HRS – Hotel Reservation Service
Hyatt Hotels and Resorts
HYRYDE – Reliance Worldwide
IDBS Ltd
Inmarsat Global Ltd
Inntel Ltd
Interstate Hotels & Resorts
ITV
Jaguar Land Rover
Jet Airways
J.P. Morgan
Jumeirah Hotel and Resorts
Jury’s Inn & Leonardo Hotels
KDS
Kempinski Hotels
Kimberly Clark
KKR & Co Partners LLP
Leonardo MW Ltd
LNER
London City Airport
Louvre Hotels Group
Lufthansa Group
Maiden-Voyage
Marriott Hotels International Ltd
Maritim Hotelgesellschaft mbH
Mazars
MBDA
McKinsey & Company
Melia Hotels International
Moody’s Corporation
Morgan Stanley
Mott MacDonald
National Oilwell Varco
Netcracker Technology EMEA Ltd
HH Hotel Group
Npower
NYS
OCallaghan Collection
Oil Spill Response Limited
Omnicom Group
Parker Hannifin Manufacturing Ltd
Park Plaza Hotels Europe
Paul Keery Associates Limited
Pearson
Pegasus
Peninsula Petroleum
Pilcher Associates Ltd
Preferred Hotels & Resorts
Procorre
PwC
Q Apartments
Radisson Hotel Group
Radius Travel
Refinitiv
RELX Group PLC
Resident Advisor
Rocco Forte Hotels
Rolls – Royce Plc
Royal Bank of Canda
Royal Lancaster London
RWE UK(npower)
SABIC
Sales Trip
Sbe Group
SCOR
Select Apartments
Shell International Ltd
Shangri-La Hotels and Resorts
Sirius Travel Sourcing
Sixt rent a car
Sopra Steria
South Africa Airways
Specsavers Optical Group
SSE
Stanley Black & Decker Inc
Strand Palace Hotel
Synamedia
Synergy Global Housing
Tailwind Advisory Ltd
Taj Hotels Palaces Resorts Safaris
Tata Steel
The Apartment Service
The Ascott Hospitality Management
The Business Travel Magazine
The Collection Hotels
The Curtain
The Doyle Collection
The Hoxton
The Kimpton Fitzroy London
The Landmark Hotel
The TAS Alliance
Tokio Marine Kiln
Travel Leaders UK
Travelmedia.ie TTR
Travelodge Hotels
TRIPBAM
Tristar Worldwide Chauffeur Service
UBS
Vodafone
Walmart
Warwick Hotels and Resorts
Willis Towers Watson
Wood Group UK
World Aware
World Hotels
WPP