The 2006 Parade of Homes took place last month and I still have a copy of the newspaper insert. Here's a listing of the builders who participated, you'd probably be able to find websites for most using a Google search.
A. L. Milton, GC
Armstrong Homes
T. L. Carlson Construction
Arthur Ruttenberg Homes
Irvin Construction
Curington Contracting
Good Apple Dev. Corp.
Murphy Kaufman Builders
Bradford Builders
Wilcox Construction
Pulte Homes
Owen Construction
Descot Signature Homes
Heritage Custom Homes
Green Brothers Constr.
Martelli Homes
Center State Construction
Charles Vachon Constr.
Fabian Construction
Deltona Corporation
Homes by Whitaker
Holiday Builders
USA Construction
Triple Crown Homes
America's First Homes
Stavola Builders
Wilcox Construction
A couple others that come to mind: Adams Homes, Reed Homes and Maronda Homes. Good Luck!