 After the purchase, Roth remained on as chairman and CEO of Kayser-Roth and served as a director at Gulf & Western.In 1993, Kayser-Roth was sold to Mexican hosiery manufacturer Grupo Synkro for US$230,000,000.He served on the Board of Overseers of the Albert Einstein College of Medicine, as chairman of the executive committee of the New York Anti-Defamation League Appeal, as a director of the North Carolina Textile Foundation, and as an honorary member of the New York Academy of Science.