Financial Authority:
1. Bank Indonesia
2. Financial Services Authority (OJK)

Bank:
1. Bank Mandiri
2. Bank BRI
3. Bank CIMB Niaga
4. Bank Bukopin
5. Bank Danamon
6. Bank Jatim
7. Bank Permata
8. Panin Bank
9. State Savings Bank
10. Bank BTN Syariah
11. Bank BRI Sharia
12. Bank Muamalat
13. Bank Bukopin Syariah
14. Maspion Bank
15. Bank Prima Master
16. NTT Regional Development Bank

Non-bank company:
1. Petrokimia Gresik
2. Semen Indonesia
3. State Electricity Company (PLN)
4. Taspen
5. Astra International
6. Krakatau Steel
7. Adhi Karya
8. Gresik Business Varia
9. Indonesian National Shipping (Pelni)
10. Pelabuhan Indonesia (Pelindo) III
11. Pos Indonesia

Accountant Firm:
1. KAP Drs, Thomas, Blasius, Widartoyo and Partners
2. Public KAP Supoyo, Sutjahjo, Subyantara and Partners
3. KAP Drs. Basri Hardjosumarto, M.Sc., Ak. Colleague

Local Government Agencies:
1. East Java Tax Service Office
2. Director General of Treasury, Regional Office of East Java
3. Director General of Customs and Excise, East Java
4. East Java Regional Revenue Service
5. East Java Development and Finance Supervisory Agency
6. East Java Cooperatives and UMKM Office

Student

• integrated services
• Student Internship Cooperation