I know about these two naqshbandi Mashaikhs in London. Both of them are khalifas of Hazrat Allaudeen shah Jilani r.a (panipati) and the sisla is Naqshbandia mujaddadia. 1. Hazrat Haji Sher Muhammad Jhangvi db 2. Hazrat Hussain Ismail sahib. For more details about their silsila plz visit http://www.dar-us-slam.com/forum/sho...d=1347#pid1347 wasalam