Eureka Equity Partners, a private equity firm, completed the acquisition of a minority stake in Advertiser Perceptions, a provider of research-based strategic market intelligence and analysis to the media. Financial terms were not disclosed. “We are thrilled to bring Eureka Equity Partners in to help fast-track our new phase of growth. Their experience investing in business information services companies and supporting growth acceleration, both organically and through acquisition, will be highly valuable as we continue to develop new ways to enhance our customers’ experience,” Randy Cohen, Advertiser Perceptions Co-Founder and CEO.