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

AIG
Asemblr
AstraZeneca
AXA XL
Baillie Gifford & Co
Bank of America Merrill Lynch
British Council
Brunel
BuroHappold Engineering
CDS Groupe
CGG Services (UK) Ltd
Citrix Systems
Continental
Control Risks
Dalata Hotel Group
Eli Lilly
Enterprise Holdings
EY
Grant Thornton International
Jaguar Land Rover
KKR & Co Partners LLP
Melia Hotels International
Morgan Stanley
National Oilwell Varco
npower
NYS
Oil Spill Response Limited
Parker Hannifin Manufacturing Ltd
Pegasus
RELX Group PLC
Rocco Forte Hotels
Royal Bank of Canda
RWE UK (npower)
SABIC
Sirius Travel Sourcing
SSE
Tata Steel
The Apartment Service
The Collection Hotels
The Landmark Hotel
Tokio Marine Kiln
UBS