>>10795880 Population Services International in the USAspending.gov database = $1.8 BIllion Dollars. One of their AKAs per the database is RESEARCH TRIANGLE INSTITUTE (RTI), INC.

RTI in the spending database = $8.7 Billion

https://www.usaspending.gov/keyword_search/%22population%20services%20international%22

https://www.usaspending.gov/keyword_search/%22RESEARCH%20TRIANGLE%20INSTITUTE%22