1924: Union Mutual offers the industry's first group life insurance plan.
1930: The Paul Revere Life Insurance Company is founded by the MPA to expand its business beyond serving Masons. Paul Revere would eventually buy out the MPA.
1937: Colonial Life and Accident Insurance Company is founded in Columbia, S.C.
1939: Provident becomes the first insurer to offer disability benefits.
1970: National Employer's Life Permanent Health Insurances Limited (NELPHI) is incorporated in the U.K.
1983: Goudchaux’s Life Insurance Company founded in Baton Rouge, La., to serve customers of Goudchaux’s/Maison Blanche department stores. The insurance company was renamed Starmount Life in 1992.
1986: Union Mutual changes its name to Unum.
1989: Unum becomes the first to offer group long term care coverage.
1990: Unum completes the U.K. acquisition of NELPHI and renames it Unum Limited (now Unum UK) the following year.
1993: Unum merges with Colonial Life.
1997: Provident completes acquisition of Paul Revere.
1999: Unum and Provident merge to form UnumProvident Corporation. That year, the company becomes the first to offer an employee assistance plan with group disability coverage.