Stan has already posted RLM LUFF WAY. The Luff is the narrow entrance between West Scar (Coatham) and the High Scar, and the Lade is the broader passage between High Scar and Saltscar (where the Pier used to be). I just rang my brother as I had forgotten which was which!
I see that Nathan Lee seems to be 'the main man'
Updated link
https://www.redlionmarine.com/p.s. brother has done some digging and registered address is at 28 Red Lion Street!