Listed here are some know to be reputable suppliers of wood.
lee tree woodworks - Great place for Burls at a lower end cost
Bad Dogs Burl source
Diamond Tropical Hardwoods
Got Wood? - Located here in SC
NC Wood - This is an ebay store. I have used them bit, good wood fast shipping. He is a power seller of 12991
Amazon Exotic Hardwoods - Doug and I ordered from here, both are pleased with what they sent, and the pricing was great.