Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people they meet.

Founded with inside knowledge of all the industry's intricacies and hidden economies, David Donn Consulting has been helping self insured employers change or add workers' compensation managed care (medical bill review, UR and case management) service providers since 2002.

DDC Engineers, Inc. is a consulting engineering firm specializing in Civil Engineering, Land Surveying, Environmental, Landscape Architecture and Planning.

Digital Display & Communications is a leading digital signage solutions company based in Waterloo Ontario providing the full picture of products and services required to implement and manage multimedia networks in public venues.

Safety & Mission Critical Software - Certifiable RTOSes, Ada, C, C++, & JOVIAL Compilers-for safety critical real-time embedded software development.

DDC is the leading international supplier of MIL-STD-1553 and ARINC 429 data bus interfaces, Synchro/Resolver converters, Motor Drives, Remote Power Controllers,and other high-speed networking components for military and commercial aerospace applications.