These are all businesses, organizations, and individuals with whom I have had personal contact and about whom I feel completely confident in offering a recommendation. There are many other fine suppliers, schools, and teachers.
Dye, chemicals, and equipment
Pro Chemical & Dye (http://prochemical.com)
Dharma Trading Co. (http://dharmatrading.com)
Fabric & dyeable garments
Thai Silks (http://thaisilks.com)
Test Fabrics, Inc. (http://testfabrics.com)
Dharma Trading Co. (http://dharmatrading.com)
Art supplies
Dick Blick (http://dickblick.com) -- art supplies, silk screen fabric & frames
Pocono Mountain Screen Supply (http://poconoscreen.com) -- well made silk screens
Nasco (http://www.enasco.com/artsandcrafts/)--art and craft supplies
Study surface design
Pro Chemical & Dye (http://prochemical.com)
The Nancy Crow Timber Frame Barn (http://nancycrow.com)
Peter's Valley Craft Center (http://www.petersvalley.org)
Jane Dunnewold (www.artclothstudios.com)
Ranya Gillman (http://www.studio78.net)
Kerr Grabowski (http://www.kerrgrabowski.com)
Carol Soderlund (http://carolsoderlund.com)
Technical tools
Adorama (http://adorama.com) -- photographic equipment
Sandvox (www.karelia.com)-- easy-to-use website development tool by Karelia Software