21. Lembaga Survei Indonesia
22. Fixpoll Media Polling Indonesia
23. Forum Rektor PTMA
24. Yayasan Akselerasi Indodata
25. Surabaya Research Syndicate
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 Indonesia)
35. PT Losta Institute
36. PT Citra Komunikasi LSI