Northrop Grumman Corporation is an American global aerospace and defense technology company formed by the 1994 purchase of Grumman by Northrop. The company was the fourth-largest defense contractor in the world as of 2010, and the largest builder of naval vessels. Northrop Grumman employs over 75,000 people worldwide. Its 2010 annual revenue is reported at US$34 billion. Northrop Grumman ranks #72 on the 2011 Fortune 500 list of America's largest corporations and ranks in the top ten Military Friendly employers. It has its headquarters in Falls Church, Virginia.
The Powerhouse Science Center will be the premier science & space learning center serving Northern California. It will serve as a model for 21st-century experiential education in science, math, technology, engineering, and space - and an exemplary "green" building that serves as an environmental teaching lab.