Ausflora Pacific  
   Grower and exporter of Protea, Leucadendron and Leucospermum cut flowers, cuttings and plants. Located in Gembrook, VIC, Australia. Also sell pre-made mixed bunches of Protea.
   http://www.ausflorapacific.com.au

California Protea Management  
   Grower of a wide variety of Protea. Located in California.
   http://www.californiaproteamgmt.com/

Resindiz Brothers Protea Growers LLC  
   Produces a large variety of proteas, banksias, leucadenrons, filler flowers and foliages. Includes company profile and features product and arrangement image galleries and articles.
   http://www.resendizbrothers.com/

Esp Flowers  
   Specializing in leucadendrum, protea, wax flower and peony varieties for shipment from their farm based in Israel. Includes image gallery.
   http://espflowers.com/