Joint Venture with Siemens named 'SMart Wind'
4 GW offshore Licence awarded by The Crown estate
3 GW development consent received
Orsted purchased Hornsea project

consented world's biggest offshore wind farm

SMart Wind, the joint venture between Mainstream and Siemens Project Ventures successfully consented Hornsea Projects 1 and 2 (3,000 MW).  In 2015, Hornsea was sold to Danish Utility Ørsted.  Both projects are now under construction.  

SMart Wind pioneered the offshore industry with a series of cost-reducing technology innovations including the twisted jacket.  It won the Business Marine Award in 2012 from The Crown Estate and successfully gained triple certification from Lloyds Register for its management systems.