You will find many useful links for your specific business from the pages of the "AskCEdRIC website.Here are some others that you may not be aware of.
How to Contact Trading Standards
AskCEdRIC
Cambridgeshire Business Link
Cambridge and District Chamber of Commerce
Cambridgeshire Enterprise Agency
The Small Business Service
Sackville HouseSackville WayGreat CambourneCambridgeshireCB23 6HL