22. Fixpoll Media Polling Indonesia
23. Forum Rektor PTMA
25. Surabaya Research Syndicate (SRS)
26. Indopol Survei & Consulting
27. Polsentrum Data Indonesia
28. PT Lingkaran Survei Indonesia
29. PT Citra Publi
31. Rakata Analytics and Advisory
32. Strategi Lingkar Nusantara
33. Trust Indonesia Research & Consulting