FC Barcelona and Nike have extended their current sport equipment deal by 5 years until 2013. The deal is worth around € 150 mill.
The new deal includes the option to extend the agreement for another 5 years more until the year 2018.
Mark Marker, president and CEO of Nike Inc. revealed:
FC Barcelona is one of the best football teams and one of the most attractive to watch. We are extremely satisfied in extending this contract. The relationships we hold with top football clubs such as FC Barcelona help us to maintain our role in the world's most popular sport and to be the most important brand in the world of football. 
The US sports equipment producer Nike has become the leading brand in world football. Nike transformed the football business from $ 40 mill. in 1994 to $ 1.5 bill. today. Nike currently sponsors 32 football clubs, 18 national teams such as Brazil and has a large number of the world's best players under contract.
FC Barcelona president Joan Laporta is very delighted about the extension of the deal:
The agreement is an international recognition of the level the club has achieved both by its on field success and social commitments. We value the force that Nike gives and that it will continue to provide because FC Barcelona is more than a club to the world. 
Nike and FC Barcelona co-operate since 1998. US giant Nike supplies over 50 countries with the FC Barcelona brand and the Barca shirt is one of the most popular in the world.