You can use data clean room solutions to understand campaign performance, collaborate with partners to identify and target audiences, and analyze overlapping datasets to understand customer attributes and behaviors. But to realize these benefits, you’ll first have to select from a diverse set of vendors that vary by size, type of offering, geography, and use case differentiation. B2C marketers should use this report to understand the value they can expect from a data clean room vendor, learn how vendors differ, and investigate options based on size and market focus.