APIIS has Agreements with the following Christian Denominations to train their Pastors and Leaders.
Huria Kristen Batak Protestan (HKBP)
6,500,000 church members
Gereja Kristen Protestan Indonesia (GKPI)
200,000 church members
Gereja Kristen Protestan Simalungun (GKPS)
228,340 church members
Gereja Batak Karo Protestan (GBKP)
520,000 church members
Gereja Kristen Protestan Angkola (GKPA)
29,902 church members
Huria Kristen Indonesia (HKI)
270,000 church members
Banua Niha Keriso Protestan (BNKP Nias)
688,800 church members
Gereja Kristen Protestan Mentawai (GKPM)
38,772 church members
Orahua Niha Keriso Protestan Church (ONKP Nias)
62,274 church members
Angowuloa Masehi Indonesia Nias (AMIN Nias)
20,125 church members
Gereja Kristen Nias Protestan Indonesia (GKNP-I Nias)
40,362 church members
Huria Kristen Indonesia Protestan (HKIP)
31,000 church members
APIIS has Agreements with the following Theological Colleges/Schools to help train their Students
Sekolah Tinggi Teologia Abdi Sabda
Students: 512
Sekolah Tinggi Teologi Huria Kristen Batak Protestan (STT HKBP)
Students: 480
Sekolah Tinggi Diakones Huria Kristen Batak Protestan (STD HKBP)
Students: 118
Sekolah Tinggi Guru Huria Huria Kristen Batak Protestan (STGH HKBP)
Students: 130
Sekolah Tinggi Bibelvrouw Huria Kristen Batak Protestan(STB HKBP)
Students: 191
Sekolah Tinggi Teologi Jemaat Kristus Indonesia (STTJKI)
Students: 50
APIIS has Agreements with the following Christian Organization to train Pastors and Leaders
Komite National Lutheran World Federation Indonesia