From the IC website:
For general enquiries please contact our Global Headquarters at:
InterContinental Hotels Group
67 Alma Road
Windsor
Berkshire
SL4 3HD
Tel: +44 (0) 1753 410100
Alternatively:
Guest Relations
If you would like to give us feedback regarding a hotel stay, please contact the relevant Guest Relations Department:
For guests resident in Europe, Middle East and Africa. please email:
[email protected]
Or contact us at:
Guest Relations Department
Oak Court
Dudley Road
Brierley Hill
West Midlands
DY5 1LG
Tel: 0870 4009292
Fax: 0870 4009101
For guests resident in the Americas, please email:
[email protected]
Or contact us at:
Guest Relations Department
PO Box 30321
Salt Lake City
Utah 84130-0321
For guests resident in Asia Pacific, please email:
[email protected]
Or contact us at:
Guest Relations Department
South Pacific Central Reservation Office
Level 9, 504 Pacific Highway
St. Leonards, NSW 2065
Australia
(But this does still leave me wondering what the IC office I've been driving past for the past 10 weeks in Burton-upon Trent (UK) does

)