1. World Bank.
2. Asian Development Bank.
3. International Food Policy Research Center (IFPRI, USA).
4. International Water Management Institute    (IWMI, Sri Lanka).
5. South East Asia Technical Advisory Committee (SEATAQ.
6. World Commission of Dam.
7. Mahaweli Authority of Sri Lanka.
8. Sekretariat NARBO.
9. Mr. Weng Keong Cho, Director of River & Coastal  Division, Department  of Irrigation & Drainage, Malaysia.
10. Kunjungan Kementrian PU Ethiopia.
11. Kunjungan Delegasi Malaysia.
    
12. Kunjungan PM Timor Leste, Xanana Gusmao (2010).

KERJASAMA INTERNATIONAL

1. EBC (1994, Belanda).
2. Integrated Catchment Management (1995 1996).
3. Wide Area Surveillance System (1997, Amerika Serikat).
4. Integrated Catchment Management (1998).
5. Japan International Cooperation Agency JCA (1998,Jepang).
6. Verbundplan GmBH (1999, Vienna Ausria).
7. Pemerintah Canada (2000, Canadian International Dev. Agency   CIDA).
8. Asian Development Bank  ADB (2001  sekarang)
9. CGIAR (2002, International Food Policy Reseach Institute)
10. Kyoto University (2003 Sekarang, Disaster Prevention Research Institute)
11. Network of Asian River Basin Organization   NARBO (2004 sekarang).
12. Japan Water Agency (2005)*
13. Korea Water Resourches Corporation (2005)
14. Nippon Koei Co. Ltd. (2006)
15. United Nations Economic and Social Commission for Asia and Pasific   UN-ESCAP (2010).
16. Asian Institute of Technology   AIT (2009 2011).
17. CapNet   UNDP   Aqua Training South East Asia (2009)

Kerjasama Dengan The Ebro Hydrographic Confederation Spanyol
(Pengelola SDA Spanyol)

Dalam rangka meningkatkan kerjasama di bidang pengembangan SDA melalui IWRM, pada tanggal 12 September 2008, PJT I telah menandatangani MoU dengan The Ebro Hydrographic Confederation Spanyol, untuk bekerjasama dalam hal:

1. River Basin Management and Organization
   
• Penguatan institusi (institutional strengthening)
  
• Pelaksanaan IWRM (IWRM programs and tools) 
  
• Peratutan dan legal aspect  
  
• Alokasi air 
  
• Konservasi SDA     
  
• Biaya jasa pengelolaan SDA (Water service fee) 
  
• Penguatan kegiatan OP (O&M strengthening)


2. Irrigation Development & Management     
   
   • Pengembangan pilot project     
     
   • Penguatan kegiatan OP (O&M Strengthening)

Kerjasama tersebut akan dilaksankan melalui pertukaran informasi (transfer of know how), penelitian dan pengembangan teknologi, pertukaran tenaga ahli, pelaksanaan simposium, workshop, pelatihan dll.