Highwater Clays

About Our clays are blended using the finest ingredients from all over the world. For over 30 years, we have been providing ceramic artists with quality supplies, sound advice, and the Earth's Best Clays. Company Overview Brian and Gail McCarthy and their son Jonathan St. Onge and his wife Fei-Wen manage Highwater Clays. Along with a resourceful, expert staff, in both Asheville, NC and St. Petersburg, FL, we provide you with the best ceramic materials and the highest quality of customer service.