|Has its own DBMS||Multiple|
Actian, originally named Relational Technology Incorporated, then Ingres, is a commercial corporation offering several DBMS software products or services, mainly ParAccel and Vector - both of which acquired after being independent companies with independent products first.
It was founded in 1980 by DBMS researcher Michael Stonebraker, Eugene Wong, and Prof. Lawrence A. Rowe.
For more information consult the Wikipedia page.
TODO: Describe what Actian is doing exactly with its apparently competing products. Integrate what Peter Boncz writes here as well as other information from the Actian blog. Explain what Actian Vortex is.