A. V. Thomas Produce grows, packs and ships fresh conventional and certified organic sweet potatoes and yams year round. The company is a farm direct wholesale sweet potato and yam produce supplier. Organic yam and sweet potato production revolves around four varieties: garnets, jewels, sweets and orientals. They are shipped under the company s 'Natural Beauty' label. Located in Atwater, Calif., the heart of the San Joaquin Valley, A.V. Thomas Produce has been family-owned and operated since 1960. The company provides products to customers across the country. All yams grown in the United States are sweet potatoes. A.V. Thomas Produce is Certified Organic by two accredited certifying bodies: the California Organic Farmers Association and Organic Crop Improvement Association . COFA is a California nonprofit mutual benefit corporation that provides organic certification services to qualified farmers and processors. The OCIA seal of organic certification is recognized around the world.