Ardian announced the completion of Ardian's acquisition of PRGX. In addition, Michael Lustig has been named PRGX's new Chief Executive Officer. Mr. Lustig, who serves as an advisor to Ardian, has over 15 years of experience in the source-to-pay industry, including having served as CEO of Apex Analytix, and during a prior tenure, as President and Chief Operating Officer of PRGX. He succeeds Ron Stewart, who will rejoin PRGX's board of directors. PRGX is the world’s large Accounts Payable and Merchandise Recovery Audit firm, serving clients in more than 30 countries in North and South America, Europe, Asia and Oceania. Headquartered in Atlanta, Georgia, PRGX works with clients in the retail, grocery, consumer packaged goods, manufacturing, telecommunications, pharmaceuticals, natural resources, financial services, and transportation industries.