Business is Great Britian

http://www.greatbusiness.gov.uk/

The Business is GREAT Britain campaign offers support, advice and inspiration for growing your business. This series, which includes business advice, articles, videos and case studies, focuses on the small and medium-sized businesses and start-ups.

CompeteFor

https://www.competefor.com/

CompeteFor is a free service that enables businesses to compete for contract opportunities linked to major public and private sector buying organisations.

Gov.UK

https://www.gov.uk/

This site centralises a number of individual Government websites and covers a wide range of information for businesses as well as individuals.