Complex sentence: At face value, this statement strongly suggests that Thomson personally recruited Gooding/Hardy for Winter's CIS, and that Gooding/Hardy's subsequent offer to betray Thomson to the IRA was genuine and strongly suggests that Basil Thomson handled Gooding/Hardy personally from London.
Split into simpler sentences: At face value, this statement strongly suggests that Thomson personally recruited Gooding/Hardy for Winter's CIS, and that Gooding/Hardy's subsequent offer to betray Thomson to the IRA was genuine. And it strongly suggests that Basil Thomson handled Gooding/Hardy personally from London.