20. Surabaya Survey Center (SSC)

21. Lembaga Survei Indonesia (LSI)

22. Fixpoll Media Polling Indonesia

23. Forum Rektor PTMA

24. Yayasan Akselerasi Indodata (INDODATA)

25. Surabaya Research Syndicate (SRS)

26. Indopol Survei & Consulting

27. Polsentrum Data Indonesia

28. PT Lingkaran Survei Indonesia

29. PT Citra Publik

30. Saiful Mujani Research And Consulting

31. Rakata Analytics and Advisory

32. Strategi Lingkar Nusantara

33. Trust Indonesia Research & Consulting

34. PUSKAPI (Pusat Kajian Pemilu Indoneesia)