Market research is critical when it comes to understanding consumer behavior and making strategic business decisions. There are many market research companies in India, but it can be challenging to find the right one, each with their own unique strengths and areas of expertise. That’s why we’ve compiled a list of the best market research companies in India.

1. Nielsen India: Nielsen is a global market research company with a strong presence in India. They provide data and insights to help businesses understand consumer behavior and make informed decisions
2. Kantar: Kantar is another global market research company that has a significant presence in India. They offer a wide range of research services, including consumer insights, brand and marketing research, and customer experience management
3. Ipsos India: Ipsos is a leading global market research company that offers a wide range of research services, including opinion polling, social research, and customer satisfaction surveys.
4. Market Xcel: Market Xcel is a market research company based in India that specializes in quantitative research. They offer a range of research services, including market sizing, segmentation, and product testing.
5. IMRB International: IMRB International is a market research company that provides insights into consumer behavior and helps businesses make informed decisions. They offer a range of research services, including market sizing, segmentation, and product testing.
6. IDC India: IDC is a global market research company that provides insights into the technology industry. They offer a range of research services, including market sizing, competitive analysis, and industry forecasts. 
7. MarketGenics India: This is one of the leading market research companies in India, offering its services PAN India. Setting a benchmark in the market research india, MarketGenics provides both qualitative and quantitative market research services. 

These are just a few of the best market research companies in India. When selecting a market research company, it’s important to consider their expertise and experience in your specific industry, as well as their reputation for quality and reliability.