Data Device Corporation (DDC) is a world leader in the design and manufacture of high-reliability Connectivity, Power and Control solutions (Data Networking Components to Processor Based Subsystems, Space Qualified SBCs and Radiation Hardened Components; Power Distribution, Control and Conversion; Motor Control and Motion Feedback). DDC has served the aerospace, defense, and space industries as a trusted resource for more than 50 years.

Expando represents DDC in Sweden, Denmark, Norway, and Finland.