- Engineering Services Kenneth C. Saltrick Inc. 2200 East Enterprise Parkway Twinsburg, OH 44087 Tel: 330-425-9279 Fax: 330-425-0919 Engineering Services can offer you a staff with the experience and expertise in the following areas: Printed Circuit Board Layout CAE/CAD Utilizing: EE Designer, Tango and Pads Multilayer, surface mount capability Customer Netlist (Schema and Orcad) are utilized All ...eng-services.com