PSP Investments completed the acquisition of a stake in Alliant Insurance Services, one of the nation’s largest independent insurance brokerage firms. The investment by the Canadian pension investment manager is joined by additional investment from funds managed by Stone Point Capital. Following the transaction, funds managed by Stone Point will remain Alliant’s largest institutional shareholders, while the company’s management and producers will continue to own the majority of the firm. Financial terms were not disclosed. “Alliant looks forward to partnering with PSP Investments as we enter this exciting new stage in our growth strategy. Both PSP and Stone Point have a proven history of success in our industry, and their combined financial strength and market expertise will be a significant asset to Alliant as we move forward,” Tom Corbett, Alliant Chairman, and CEO.