More than just a directory
The tools to find, engage, and manage the right partners for your market research needs.
For over 50 years, GreenBook has served as a trustworthy guide for buyers of marketing research. Insights professionals from thousands of organizations come to GreenBook to find the most accurate and up-to-date information on over 1,500 global market research vendors and to engage the right partners.
Access the most accurate market research buyer guide
Access comprehensive information on over 1,500 global market research vendors in a structured format that enables you to easily compare research agencies and make decisions more efficiently. View detailed information about products, areas of specialization, services and related documentation, articles, case studies, and more.
Use search options to discover the right vendors
Custom search leverages the GreenBook taxonomy of over 450 specialties to help you find the right vendors like no search engine. Filter suppliers by research issues, geography, target audience, services, or methodologies.
Create your own private vendor shortlists
Build your own shortlists of selected vendors to engage in your next project. GreenBook enables you to save and categorize your favorite vendors through custom tags for easy retrieval. Tagged and saved vendors are then easily accessible from your account.
Log vendor ratings and notes for future reference
Record and save key information about vendors by creating private notes and ratings. Ratings help you organize your vendor lists and quickly identify good vendors. Make it easier for yourself to make better informed decisions in the future.
Streamline your RFP process
Forget updating spreadsheets, searching through emails, and re-writing RFPs. Easily build or upload your RFP ‐ and deliver it to your selected vendors with one click.