AgEx.com - a marketplace for high-value agricultural products, including almonds, walnuts, pecans, cashews and more.

Almond Board of California - provides nutrition, fun facts, and recipes for almond eaters.

American Chestnut Foundation - a non-profit organization whose goal is to restore the American chestnut to its native forests through breeding and research.

Blue Diamond - the world's largest tree nut processing and marketing company.

California Macadamia Society - a non-profit California corporation dedicated to promoting the advancement and improving the culture and production of the macadamia nut.

California Pistachio Commission - includes everything from the history of the pistachio to pistachio recipes.

Hazelnut Growers of Oregon - the largest processor and marketer of domestic hazelnuts, as well as the only grower-owned hazelnut cooperative.

National Pecan Shellers Association - the association promotes the general welfare of the pecan shelling and processing industry.

Nebraska Nut Growers Association - founded in 1910 to serve the interests of nut growers nationwide.

Ohio Nut Growers Association

Oregon Hazelnut Industry - comprised of growers and handlers.

Northern Nut Growers Association, Inc. - tree nut growers in Washington and Oregon.

Peanut and Tree Nut Processors Association - a cooperative nonprofit trade association representing manufacturers and suppliers of peanut and tree nut products.

Texas Pecan Growers Association - serves as a spokesperson on behalf of its members on subjects pertaining to the pecan industry.

Walnut Marketing Board - the official walnut site of California growers and packers.