What do we offer? PEOPLE! People trained in disciplines that you need to keep your plants running efficiently. Documentation on all repairs performed for you in computer disc and hard copy form. Quality and Service second to none on a routine basis. JD Energy Service and Supply Valve Sales & Services Actuator Sales & Services Machine Shop Capabilities Welding Services Field Service Capabilities Computer Testing Capabilities Field Machining Mobile Trailers Valve Packing Services Engineering Services Quality Control System