Royal Systems Group - Northridge, CA
Manufacturer, Service Company
Servo valve repair & service. Capabilities include designing, integration, installation, fuel control actuator repairing, testing, sensor & signal conditioning, machine monitoring & software programming.
www.royalsystemsgroup.com/index.php?option=...

Royal Hydraulics - Northridge, CA
Distributor, Manufacturer, Custom Manufacturer, Manufacturers' Rep, Service Company
Repair, service & testing options of all major makes & models of pumps, valves including servos, cylinders & motors. Also includes pumping system designing & rebuilding services. Services for pneumatic equipment & hydraulic cylinders & motors.
www.royalhydraulics.com/

Unico Mechanical Corp. - Benicia, CA
Custom Manufacturer, Service Company
Repair services for lathe chuck, rack, regulator, boring bar & servo valve. Capabilities include machining, grinding, balancing, overhauling, modification, repairing, restoration, lathe work, milling, shafting, drill pressing, inspection, trouble-shooting, removal, installation, grouting, honing, vibration & failure analysis, boring, welding, fabrication, reporting, upgrading, reverse engineering, flange facing, stress relieving, blasting & cleaning. ASME certified. 24 hour emergency service.
www.unicomechanical.com/index.html