Here's a list of businesses (and their ratings) in the Importers/Exporters category.
In England, Wales and Northern Ireland food hygiene ratings are provided by the The Food Hygiene Rating Scheme (FHRS). Ratings in Scotland are provided by a similar scheme called the Food Hygiene Information Scheme (FHIS).
You can read more about FHRS and FHIS food ratings here.
Click on a establishment below for more information:

Total Score: (lower is better)
Vintage House, 36 - 37 Albert Embankment, London, SE1 7TL

Total Score: (lower is better)
189 Stonhouse Street, London, SW4 6BB

Total Score: 5 (lower is better)

Total Score: 15 (lower is better)
Office 208 Tintagel House 92 Albert Embankment, London, SE1 7TY

Total Score: (lower is better)