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    National Sample

    National Sample (formerly known as European National Panels) was founded in 2012 through the merger of online panels from three leading market research agencies: Nielsen Admosphere, NMS Market Research, and STEM/MARK, based in the Czech Republic and Slovakia. In 2025, the company rebranded as National Sample to reflect its expansion into the Asian ...
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    About
    National Sample (formerly known as European National Panels) was founded in 2012 through the merger of online panels from three leading market research agencies: Nielsen Admosphere, NMS Market Research, and STEM/MARK, based in the Czech Republic and Slovakia. In 2025, the company rebranded as National Sample to reflect its expansion into the Asian market, beginning with Thailand.
    Media
    National Sample's Images!
    Phone
    778541817
    Location
    Štepánská 611/14, Prague, Czech Republic  
    Prague, Czech Republic
    Map It! 
    Home City
    Prague, Czech Republic
    Contact
    Send a Message
    Directory Category Marketing - Prague, Czech Republic
    Business Categories
    Years Active
    13
    Website
    http://nationalsample.com
    Profile URL
    Facebook National Sample's Facebook
    Owner
    Mr. Tomas Riha
    778541817
    [email protected]
    Manager
    Tomas Riha
    778541817
    Specialty
    Sampling Online Surveys Panels-Online Panels-Proprietary Data Quality Software-Online Surveys Software-Sampling Online Research Consultation Mobile Surveys Quantitative Research
    How We Got Started
    National Sample (formerly known as European National Panels) was founded in 2012 through the merger of online panels from three leading market research agencies: Nielsen Admosphere, NMS Market Research, and STEM/MARK, based in the Czech Republic and Slovakia. In 2025, the company rebranded as National Sample to reflect its expansion into the Asian market, beginning with Thailand.
    Customer Can Expect
    National Sample provides proprietary online panel services across Europe and Asia, currently serving markets in the Czech Republic, Slovakia, Poland, Hungary, Bulgaria, Romania, Ukraine, and Thailand. The company uses in-house developed software to ensure high-quality, reliable data collection without the use of bots or click farms. Every panelist undergoes strict verification, including email, phone (SMS), and optional AI facial verification (Real eyes software) to ensure authenticity. With approximately 200,000 active panelists, National Sample handles around 3 million questionnaires annually. The company boasts an impressively low discard rate of 3-5% and a high response rate of 35-60%, depending on the country. Each panelist is profiled with over 2,000 data points, providing deep insights for market research needs.
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