Chemsil Silicones Appoints Griffiths Director of Sales  Griffiths of Chemsil Chemsil Silicones: Robert Griffiths has joined the company as director of sales, to expand Chemsil Silicones’ sales efforts through both direct sales and distribution support. As director of sales, he will provide customers greater access to proprietary technologies and products. He will also be responsible for international customers and distributio...