Alexandria, VA--Systems Planning & Analysis (SPA), a leading global provider of data- driven analytical insights supporting complex national security programs and defense priorities, has acquired Proximity, a leading Australian provider of consulting, legal, and commercial services to government. Proximity joins SPA Australia, a wholly owned subsidiary of Systems Planning & Analysis.

Systems Planning and Analysis, Inc. (SPA), a leading provider of innovative solutions in support of critical national security objectives and complex defense priorities for over 50 years, today announced that Dr. William (Bill) Vantine will retire as President and CEO while remaining on the Board of Directors. Rich Sawchak, a current Board member, will succeed Dr. Vantine as CEO.