Computer Center Corporation was a computer

time-sharing In computing, time-sharing is the Concurrency (computer science), concurrent sharing of a computing resource among many tasks or users by giving each Process (computing), task or User (computing), user a small slice of CPU time, processing time. ...

company based in Washington. The company offered

on a

PDP-10 Digital Equipment Corporation (DEC)'s PDP-10, later marketed as the DECsystem-10, is a mainframe computer family manufactured beginning in 1966 and discontinued in 1983. 1970s models and beyond were marketed under the DECsystem-10 name, especi ...

. Its customers included

Bill Gates William Henry Gates III (born October 28, 1955) is an American businessman and philanthropist. A pioneer of the microcomputer revolution of the 1970s and 1980s, he co-founded the software company Microsoft in 1975 with his childhood friend ...

and

Paul Allen Paul Gardner Allen (January 21, 1953 – October 15, 2018) was an American businessman, computer programmer, and investor. He co-founded Microsoft, Microsoft Corporation with his childhood friend Bill Gates in 1975, which was followed by the ...

. Nicknamed C-Cubed, this company was founded in 1968 and closed in 1970.

Misc

Two other companies, both based in New Jersey, used similar names.Neighborhood Computer Center Corporation (Budd Lake, NJ)- http://www.manta.com/c/mml0l7d/neighborhood-computer-center-corporation

References

Defunct companies based in Washington (state) Defunct computer companies of the United States Time-sharing companies {{Tech-company-stub