Building upon a heritage of more than 155 years in business. Today, Jacob Stern & Sons is one of the largest processors and marketers of tallow in the world, and still managed by a dedicated descendant of the founder—owner and Chairman of the Board, Philip Bernstein, who started out as an Assistant Plant Manager in 1964. Acme-Hardesty is one of the biggest importers, marketers, and value-added distributors of palm-oil-based oleochemicals, castor oil, and castor oil derivatives in North America.