Rossborough, Richfield
(an Opta Minerals Company)
4816 Brecksville Road, Suite #5
Richfield, OH 44286 USA
Tel: 330-659-3003
Tel: 800-321-2282
Fax: 330-659-0019
Magnesium Specialty Sales:
Steve Biljan, 905-515-5869
Sales Inquiries:
Jim Young, 330-659-3003, Ext: 202
Inside Sales:
Bev Gwinner, 330-659-3003, Ext: 209
Technical Support:
Tom Bieniosek, 330-659-3003, Ext: 208
E-mail:

Rossborough, Walkerton
(an Opta Minerals Company)
205 Plymouth LaPorte Trail State Hwy 104,
Walkerton, IN 46574  USA
Tel: 574-586-9559
Fax: 574-586-9625
Magnesium Specialty Sales:
Steve Biljan, 905-515-5869
Sales Inquiries:
Jim Young, 330-659-3003, Ext: 202
Inside Sales:
Bev Gwinner, 330-659-3003, Ext: 209
Technical Support:
Tom Bieniosek, 330-659-3003, Ext: 208
E-mail: