Level 3 Communications has been selected to provide ultra-low-latency transport services from London to Stockholm by QuantHouse, a global provider of end-to-end systematic trading solutions. 
QuantHouse’s services help market makers, proprietary trading desks and latency-sensitive sell-side firms to leverage the advantages of ultra-low-latency market data technologies, algorithmic trading development framework, proximity hosting and order routing services.
The London-Stockholm route was recently added to Level 3’s portfolio of low-latency offerings.
http://www.level3.com
