The following site helps you to choose the right appliance or manufacturer:
www.applianceadvisor.com

Major manufacturers' websites:
www.americanstandard-us.com
www.blanco-america.com
www.chicagofaucets.com
www.crown-point.com
www.dornbracht.com
www.duravit.com
www.elkayusa.com
www.gaggenau.com
www.geappliances.com
www.grohe.com
www.kitchenaid.com
www.kohler.com
www.miele.com
www.rohlhome.com
www.subzero.com
www.totousa.com
www.vikingrange.com
www.waterworks.com
www.whirlpool.com
www.wolfappliance.com

Countertops and tile:
www.caesarstoneus.com
www.silestoneusa.com
www.walkerzanger.com

Radiators and towel warmers:
www.runtalnorthamerica.com

Professional organization:
www.nari.org