MassMutual will be the first sponsor to have its logo on Red Sox

MassMutual becomes 'signature sponsor' for Boston Red Sox

The Boston Red Sox announced a major off-the-field partnership with MassMutual

Red Sox play ball with a new signature sponsor - BOStoday

MassMutual, Red Sox announce multiyear partnership

Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park

Red Sox to sport MassMutual logo under new partnership - Boston Business Journal

MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)

Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe

Boston Red Sox confirm MassMutual as signature sponsor - SportsPro

Red Sox reaping benefits from one 2022 trade, Chaim Bloom's 'outstanding job'

Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports

MORE