
The Allensbach Institute, formally the Allensbach Institute for Public Opinion Research or Allensbach Institute for Public Opinion Polling, is a private polling institute based in Allensbach, Baden-Württemberg, Germany.

EKOS Research Associates Inc. is a Canadian social and economic research company founded by Carleton University graduate Frank Graves. They specialize in market research, public opinion research, strategic communications advice, program evaluation and performance measurement, and human resources and organizational research. Their main headquarters is in Ottawa, Ontario, and they have another centre in Toronto, Ontario.

Europe Elects is a poll aggregator that collects and publishes election-related data such as opinion polls in European countries.

The FOM-Ukraine is political sociology company in Ukraine. It is joint venture of the FOM (Russian: Фонд "Общественное мнение", Moscow and Ukrainian Marketing Group, Kyiv.

Gallup Pakistan, affiliated to Gallup International Association, is a research organization located in Pakistan.

GlobeScan is a global insights and advisory consultancy. GlobeScan's evidence-based approach generally relies on polling amongst the general public and targeted stakeholders according to the scope of their clients project. Since July 2004, GlobeScan has been a signatory to the United Nations Global Compact and is certified to the ISO 9001:2008 standard. GlobeScan adheres to the professional opinion research standards of ESOMAR in all its research assignments. GlobeScan has offices in London, San Francisco and Toronto, and a network of research partners spanning more than 70 countries.

INSA or Institut für neue soziale Antworten is a German institute from Erfurt that offers psephological and political research. It is run by the company INSA Consulere. INSA publishes the INSA Meinungstrend poll on every weekend for German federal elections on behalf of the Bild tabloid, but works also for other clients, such as Cicero magazine, e.g. for state elections. In addition, INSA cooperated with YouGov for some polls. INSA Meinungstrend was also cited as Insa YouGov Meinungstrend.

Ipsos Group S.A. is a multinational market research and consulting firm with headquarters in Paris, France. The company was founded in 1975 by Didier Truchot, Chairman and CEO, and has been publicly traded on the Paris Stock Exchange since July 1, 1999.

Ipsos MORI is a market research company based in London, England. It was formed by a merger of Ipsos UK and MORI in October 2005.

Pulse Asia Research Inc. is a public opinion polling body in the Philippines. It was founded by Professor Emeritus Felipe B. Miranda of the University of the Philippines Diliman.

Research & Branding Group is a Ukrainian non-governmental marketing and sociological research company.

RNB Research is a global market research company, headquartered in New Delhi, India. RNB Research operates through its own offices in 15 cities across 10 countries - China, Egypt, GCC, India, Kenya, Philippines, Russia, South Africa, Thailand & Vietnam.

Roy Morgan is an Australian market research company headquartered in Melbourne. It was founded in 1941 by Roy Morgan (1908–1985); its Executive Chairman today is his son, Gary Morgan; CEO is Michele Levine.

The Social Weather Stations or SWS is a social research institution in the Philippines founded in August 1985. It is a private, non-stock, nonprofit institution. It is the foremost public-opinion polling body in the Philippines. As an independent institution, it formally registered on 8 August 1985.

SOCIS is a political sociology company in Ukraine. It was one of the companies that performed rolling and exit polls for Ukrainian elections in 1998, 2002, 2004, and Ukrainian referendum in 2000. The company has been a member of The Gallup Organization since 1994. In 1999-2002 the original company has forked into TNS Ukraine and became a part of the Taylor Nelson Sofres market research group.

The World Association for Public Opinion Research (WAPOR) is an international professional association of researchers in the field of survey research. It is a member organization of the International Science Council.