[14] In the following years, Morneau Shepell made a number of acquisitions, including SBC Systems Company Inc. (U.S. provider of employee benefits administration systems) in January 2012,[15] Mercer Canada's pension and benefits outsourcing business in November 2012,[16] Ceridian's U.S. health and welfare benefits administration business in August 2015,[17] Montreal-based Solareh (national health and wellness services provider that offers employee assistance programs) in December 2016,[18] Montreal-based Longpré (employee assistance and wellness program provider) in January 2017,[19] LifeWorks (platform focused on EAP, employee engagement, rewards and recognition, and human resources communications) in July 2018,[20] and Mercer's stand-alone, large market, health and defined benefit pension plan administration business in the United States.

In 2016, Morneau Shepell pledged more than $1 million over five years to the school to cover operating costs such as teacher salaries, dorm supplies and security.

[49] At the time, there were allegations that Morneau Shepell stood to benefit if a proposed small business taxation legislation was passed.

[53] In response, Mr. Morneau said that he acted on the recommendation of Conflict of Interest and Ethics Commissioner Mary Dawson, who stated that shares could remain behind a conflict-of-interest screen overseen by the minister's chief of staff, and that a blind trust was not necessary.

[54] The Conflict of Interest Act states "that any such assets, irrespective of their value, must be divested by either the establishment of a blind trust or by way of sale at arm's length.

[58] In March 2017, Morneau Shepell announced Alan Torrie's retirement from the company and Stephen Liptrap as his successor to the position of president and chief executive officer, effective May 5, 2017.