Lewis Engineering Company in Marshall, Texas is a production CNC machine shop and metal stamping supplier. Since 1961 we have supplied the defense, automotive, aerospace, telecom, oil/gas, and construction industries with quality metal components. Lewis Engineering specializes in high volume and close tolerance projects. Lewis Engineering is an ISO:9001, AS:9100, and ITAR Certified company. We also offer salt spray testing, ultrasonic testing, hydrostatic testing, and have a coordinate measuring machine in-house. Services offered at Lewis Engineering include.... - CNC Turning - CNC Milling - Metal Stamping - Index Screw Machining - Broaching - Tumbling/Deburr - Chromate Plating - Phosphate Plating - Metal Painting - Assembly Line - Salt Spray Testing - Welding