Profile: Keystone Engineered Services specializes in the sale of electrical supplies. Our manufacturing technologies include welding, fabricating, machining, tool designing, mixing, batching, assembling, painting, material handling, packaging and maintenance. We are able to specify, design, assemble and integrate PLC’s, PAC’s, motion controllers, AC & DC motors & drives, sensors, vision products, robotics & telemetry systems. We are equipped to design and build electrical power & control systems.