The best wheel builder I have found is Greg Miller at Sandpiper in Seal Beach. He is a certified Mavic tech and has been TDF tech for Mavic more than once. Here is his info. Very honest and on time.
Greg Miller
SANDPIPER BICYCLE REPAIR
231 Seal Beach Boulevard Seal Beach, CA 90740
PH: 562/594.6130 FX: 562/430.0912
E-mail: sandpipergreg@webtv.net
Jack Gabus
Long Beach,
jack@shermangabus.com