: 419-599-0291 : 419-599-1150 : send us a message Now Hiring! Click Here To See Available Positions HOME SERVICES ABOUT US CAREERS CONTACT US WELCOME TO KOESTER CORPORATION We specialize in electrical and controls engineering, electrical panel building, and machining and fabrication. LEARN MORE About Koester Corporation A complete solution provider for industrial automation, Koester Corporation has been delivering professional results since it was founded in 1970. Koester Corporation is a registered professional engineering firm capable of providing design, engineering, manufacturing, and contract management services in power, substation, lighting, digital control, process control, conventional control systems, and mechanical engineering. Koester utilizes AutoCAD for all drawings and can provide computer and PLC programming services. The manufacturing division is capable of building and testing hydraulic and pneumatic systems, as well as all electrical control systems. Completed panels can be U.L. approved in-house. Koester Corporation has proven to be a leader in technology with high quality, on time control systems. Read More Our Services We specialize in automation for many industries, including automotive, painting systems, converyors & material handling. View More Engineering Services Koester Corporation is a registered professional engineering firm capable of providing design, engineering, manufacturing, and contract management services in power, substation, lighting, digital control, process control, conventional control systems, MCC design, VFD systems, motion control systems, and PLC, HMI, and SCADA software development. The engineering team includes nearly 200 years of project engineering experience. Koester Corporation has proven to be a leader in technology with high quality, on time control systems. Read More Machining & Fabrication Koester Corporation has decades of experience in machining, fabrication, and machine building. Originally founded as Koester Machined Products Company (KMPC), the “machine” side of our business was merged into Koester Corporation in 2009. We have diversified experience handling all aspects of industrial machine building. Read More Panel Building The manufacturing division is capable of building and testing hydraulic and pneumatic systems, as well as all electrical control systems. Completed panels can be U.L. approved in-house. Read More Areas of Expertise Over the past several years, the controls industry has experienced a rapid change in the technologies that are available. Our engineers and electricians have experience in a wide array of PLC, SCADA, and communications technologies. We are continuing to expand our product knowledge each and every day. © 2018 Koester Corporation | All Rights Reserved