Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit
Red Sox, MassMutual Partner Up
MassMutual becomes 'signature sponsor' for Boston Red Sox
MassMutual is first jersey patch sponsor of the Red Sox
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
jerseys – Blogging the Red Sox
MassMutual is first jersey patch sponsor of the Red Sox
Red Sox play ball with a new signature sponsor - BOStoday
Red Sox will have MassMutual logo on their jerseys beginning in 2023 – Blogging the Red Sox
Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox
MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster
Red Sox reaping benefits from one 2022 trade, Chaim Bloom's 'outstanding job'
Red Sox drop series finale to Dodgers