I have 10.

2 Utilikilt originals (one that needs to be sold0
1 Sportkilt in the hotlava "tartan" that is my pajama kilt
1 Pittsburgh Kilt custom that has pineapples and palm trees on it
1 Ex-hire Queen of the South 9 yard from Anderson's Kilts in Dumfries
1 Maple Leaf PV from Canadian Casual Kilts
1 4 Yard Newsome Box Pleat in the Carolina Tartan (Wilson's of Banockburn colors)
1 5 Yard Newsome knife pleat - XMarks tartan
1 USA Kilts Casual in Ireland's National
1 Irish American 5 yard knife pleat from Scottish Kilts.net

I"m happy but still need more...
Buchanan
Buccleuch
Isle of Sky
MacLeod of Harris
Holyrood
etc.etc.etc.etc.etc.etc.etc.etc.etc. You know the drill.