1. PT. Mega Prima Persada, Coal Mining Kutai Kartanegara Kaltim.

2. PT. Berau Coal, Kalimantan Timur.

3. PT. Indoshe, Tanggerang Jabar.

4. RAFFLESS INTERNATIONAL SCHOOL.

5. Dept Pertanian Italy, Roma Italy.

6. Bank Metro Eksklusif Jakarta.

7. Universitas Negeri Semarang.

8. PT. Pratama Mitra Abadi Jakarta.

9. Unit Pembibitan Jeruk Kalimantan Barat.

10. Cv. Bina Tirta Semarang.

11. Cv. Asa Noor Arafah Semarang.

12. Yayasan Dian Desa, Denpasar Bali.

13. Yayasan Pendidikan ASTRA INTERNASIONAL.

14. PT. Gea Sakti Semarang.