[9][7] She advised multinational companies on a range of corporate matters,[10] and gained an increasing reputation as a problem solver capable of resolving high-profile government lawsuits.
[11] In September 2005, Fato was hired by Marsh & McLennan Companies (MMC) as Deputy General Counsel and Corporate Secretary.
[10] In August 2014, Fato became executive vice president and general counsel of McGraw Hill Financial, whose brands included Standard & Poor's (S&P).
[16] Fato immediately employed her skills in relationship-building and conciliation to resolve the lawsuits; on the morning of her first day as general counsel she phoned several government lawyers.
[17][18] Within six months she negotiated favorable global settlements with the Department of Justice, the Securities and Exchange Commission, and 22 state attorneys general.
[23] When she left the firm in October 2017 she remained on Nardello's newly formed advisory board, to help guide it in its next phase of growth.
[32][33][22] In addition to overseeing legal, compliance, and regulatory matters for AIG, in 2021, she was tasked with responsibility for its government and public affairs, as well as communications.
[52][53] In 2019 she was named one of Crain's New York's Notable Women in Law,[54] and she was one of three recipients of Legal Momentum's 19th annual Aiming High awards.