UK Trade & Investment (UKTI)
UKTI works with UK-based businesses to ensure their success in international markets, and encourage the best overseas companies to look to the UK as their global partner of choice. Visit the UKTI website.
Department for Business, Innovation and Skills (BIS)
The Department is building a dynamic and competitive UK economy by: creating the conditions for business success; promoting innovation, enterprise and science; and giving everyone the skills and opportunities to succeed. To achieve this it will foster world-class universities and promote an open global economy. Visit the BIS website.
London & Partners
London & Partners is the official promotional agency for London, attracting and delivering value to businesses, students and visitors. We work in partnership with organisations across the world to achieve our goal – that London is recognised as the best big city on earth. Visit the London and Partners website.
London Business Network
London Business Network works to make it easier for the capital's business community to understand, evaluate and engage with opportunities arising from the investments being made for the London 2012 Games. We help businesses to access commercial opportunities related to the Games through information sharing and clear signposting to the relevant organisations responsible for delivering London 2012-related projects. Visit the London Business Network website.
London First
London First is an influential business membership organisation with the mission to make London the best city in the world in which to do business. They represent the capital's leading employers in key sectors such as financial and business services, property, transport, ICT, creative industries, hospitality, retail and health. Their membership also includes all of London's universities and other education institutions. Visit the London First website.
London Chamber of Commerce
The London Chamber of Commerce is a premier business support and networking organisation. It holds over 120 events each year and hosts a number of special interest groups including Property and Construction, Women in Business and the Asian Business Association. Membership opens up a wealth of free business information, international trade support and discounted products and services. Visit the London Chamber of Commerce website.

CBI
CBI is the voice of business in the UK. They work with the UK government, international legislators and policymakers to help UK businesses compete effectively. CBI members range from large corporate members to SMEs, each benefiting from access to the most senior business and political networks and a comprehensive programme of best practice and networking events. Visit the CBI London website

Federation of Small Businesses
The Federation of Small Businesses is the UK's largest campaigning pressure group promoting and protecting the interests of the self-employed and owners of small firms. Formed in 1974, it now has 215,000 members across 33 UK regions and 230 branches. Visit the FSB website.