It operates nationally by providing social welfare services, and internationally by supporting the relief and development efforts of partner organisations.

[4][5] Shortly after Slovenia declared independence, followed by the Ten-Day War, conflicts continued during the Breakup of Yugoslavia in other republics, leading to the arrival of many refugees.

[4] Caritas Slovenia provides a variety of social welfare programmes across the country, including areas such as drug addiction support, maternity homes, homeless shelters, outpatient clinics for the uninsured, and assistance for victims of human trafficking.

Additionally, the organisation acts as an important humanitarian actor, extending support to various segments of society, such as aiding victims of the 2023 floods with essential needs.

[5] In addition to its domestic work, the national Caritas Slovenia office also supports development and humanitarian projects abroad, in particular in Africa, in Asia, and in eastern and south-eastern Europe.