Our certified technicians diagnose, repair or replace parts limiting your downtime and saving you money through affordable repairs. As a premier provider of process instrumentation in the Midwest, we are also a top supplier of process instrumentation and control systems repairs.

Call (314) 432-8588 for repairs or diagnostic assistance. Our two locations in St. Louis and Kansas City, Missouri allow us to be onsite within 24 hours for most Midwest locations, with many repairs completed same-day. Our repair services include:

Controls troubleshooting and repair
Diagnostics and evaluation services
Emergency services
Equipment installation and integration
Industrial equipment maintenance
Instrumentation repair or replacement services
Laser alignment
Parts and mechanical refurbishment
Re-calibration services
T&M (time and material) labor
Upgrades and changeovers for irreparable parts and programming

Old controllers, bad I/O boards, obsolete programming, worn valves, or damaged flowmeters; our team can tackle all these repairs and more. Every repair service comes with a full failure report, preventative maintenance analysis, and part lists with numbers for future replacements.


Safety is our teams #1 priority. Our trained technicians arrive onsite with all proper PPE and are well versed in plant safety protocols including documentation, lock-out/tag-out procedures, and other safety practices. Durkin’s technicians are specialists who repair and refurbish electrical and mechanical components to ISO 9001:2008 requirements and meet the original equipment specifications

Whether an emergency or a planned shutdown, our repair technicians are available to help you. Maintaining aging equipment or revitalizing your process system with needed repairs is part of the outstanding support we provide Durkin customers. Schedule your repairs or maintenance today by contacting Durkin or calling (314) 432-2040.