The Congregation works to develop the whole human being in all aspects: spiritually, physically, and mentally.

Within health sectors, there are:

• Huruma School of Nursing, Rombo (since 1983)
• St. Joseph Hospital, Soweto (since 2000)
• Tumaini Orphanage Centre at Huruma, Rombo
• Kiraeni Dispensary, Rombo (since 1967 )
• Mailisita Dispensary, Hai (since 1984)
• St. Benedict Hospital, Luguruni, Dar es Salaam (since 1998)
• Tumaini Health Center, Arusha (since 2006)
• Nkoroi Dispensary, N’gon,g Kenya (since 2007)
• Katoro Dispensary, Mwanza (since 2020)
• St. Theresa School of Nursing (opening in 2021)
• St. John Paul II Dispensary in Igoma Mwanza (since 2020)
• St. Peter Claver Dispensary in Kishiri Mwanza (since 2020)

Members of the Institute are also giving services/administrating in the following Diocesan Hospitals:

• Huruma Hospital, Moshi, Tanzania
• Bugando Hospital, Mwanza, Tanzania
• Bukumbi Hospital, Mwanza, Tanzania
• Kibosho Hospital, Moshi, Tanzania
• Kilema Hospital, Moshi, Tanzania
• Minga Hospital, Zambia
• Lumezi Hospital, Zambia
• Nzera Health Center, Geita Diocese

We also administer different dispensaries within and outside of Moshi Diocese.