Aegis Aegis Group plc is one of the world's leading marketing communications groups. Aegis helps clients communicate and build relationships with their consumers around their products and their brands.

Carillion plc is one of the UK's leading support services and construction companies, employing around 50,000 people with annual revenue of around £5bn and operations across Britain and in Europe, Canada, the Middle East, North Africa and Caribbean.

MTV Networks UK represents 20 channels that offer the best in music, comedy and kids programming in the UK.

CBS Interactive is the premier online content network with the information and entertainment people crave. With over nine million unique users in the UK each month, CBS Interactive is a UK top 15 web property and is the largest premium content network online.

CSS is a global technology and business service company.

Canonical is committed to the development, distribution and promotion of open source software products, and to providing tools and support to the open source community. Canonical is the commercial sponsor of Ubuntu project.

Cheap flights is the UK's leading vertical search flight and travel deal search and comparison site.

EGS is a leading provider of Spend Management solutions, EGS enables commercial enterprises and public sector organisations to automate and control the way they procure goods and services. With EGS, they can save money, increase profitability and be more responsive to new market opportunities.

FFastFill plc provides software and services to the global financial community. Headquartered in London with offices in Chicago, Prague and Sydney the full time staff develop and support over 80 financial institutions worldwide using the suite of FFastFill applications.

Fish 4 is one of the UK's leading websites. Over 4.5 million people visit our sites every month to find their dream home, job or car. And, to help our users through all the important events in life, we have now added fish4holidays and fish4love to our portfolio.

Hoare Lea is an award-winning firm of consulting engineers specialising in mechanical, electrical and environmental engineering. Founded in 1862, Hoare Lea remains an independent partnership, with ten offices throughout the UK and a growing international presence.

LCH.Clearnet is the leading independent clearing house, serving major international exchanges and platforms, as well as a range of OTC markets.

RNID is the largest charity working to change the world for the UK's 9 million deaf and hard of hearing people.

King & Spalding has provided the highest quality legal services to its clients for over a century. With more than 800 lawyers and offices in Abu Dhabi, Atlanta, Austin, Charlotte, Dubai, Frankfurt, Houston, London, New York, Paris, Riyadh (affiliated office), San Francisco, Silicon Valley and Washington, D.C.

Group NBT plc is a leading provider of domain names and internet-related services. Established in 1995, the company has registered hundreds of thousands of domain names and hosts tens of thousands of websites. Group NBT plc currently has over 280 employees world-wide, with offices in London, Copenhagen, New York, Nice, Munich, Zurich, and Oslo

Moore Stephens International is regarded as one of the world's major accounting and consulting associations consisting of 366 independent firms with 647 representative offices and some 21,244 people across 98 countries.

Jagex Ltd is an independent developer and publisher of online games. "Underpinning our games are our proprietary network communication and graphics compression technologies, which are utilised in all our games."

hSo provides managed IT services.

Last.fm is a global online music service.

Twofour Communications is a top ten UK Corporate Communications agency with a client list that includes household name brands in the private, public and charity sectors.

Rightmove.co.uk is the UK's number one property website. We are not estate agents but we aim to be the place for UK home movers to find details of all properties available to buy or rent.

Thomas MillerThomas Miller is a leader in its field. They manage some of the most important insurance mutualsinsurance mutuals in the international transport and professional indemnityprofessional indemnity sectors.

Ultima Business Solutions has evolved into one of the UK's leading providers of secure, available and scalable IT infrastructure solutions to private and public sector organisations.

Wanstor design, install and maintain local and wide area networks using mainstream technologies.