Quadrant Private Equity, an Australian private equity investment firm, completed the acquisition of TSA Management from Livingbridge, a mid-market private equity investor. Financial terms were not disclosed. "We are immensely proud of our partnership with TSA. During our involvement TSA has continued to build on its track record of success, more than doubling in size and becoming the employer of choice in the sector. We wish the TSA team and Quadrant every success in the future," Oliver Mauldridge, Livingbridge Investment Director.