1 Invest in New Zealand. 2  Opportunities & outlook. 3  Stability & security. 4  Rules & law. 5  Key contacts for investors.  Visa & investment options.
Freebase(0.00 / 0 votes)Rate this definition: OSIsoft. OSIsoft, LLC is a worldwide manufacturer of Application software for real-time data infrastructure solutions, called the PI System. Founded in 1980, OSIsoft, LLC is privately held and headquartered in San Leandro, CA, with operations worldwide.
United States Air Force Office of Special Investigations. The United States Air Force Office of Special Investigations (AFOSI or OSI) is a U.S. federal law enforcement agency that reports directly to the Office of the Secretary of the Air Force. Operating worldwide, AFOSI provides independent criminal investigative, counterintelligence and protective service operations outside of the traditional military chain of command.