Hebridean Smokehouse - wonderful smokehouse making the best smoked salmon in the world according to Prue Leith. Great shop, taste the smoked fish see it made also Mailorder. Lots of other interesting stuff in the shop too.
Kilda Cruises - the best company to go with to visit St Kilda and see the magnificant wildlife, stunning scenery and poingnant cultural history.
Western Isles Wildlife - Steve Duffield runs great wildlife tours, guided days etc. You will be guaranteed an interesting time. He really knows his stuff and the best sites and is always on top of the current sitings.