Epsilon
Login to Claim ProfileUpdated in November, 2025
Epsilon is a global advertising and marketing technology company within Publicis Groupe. They specialize in connecting advertisers with consumers to drive performance while upholding privacy and protecting client data. Epsilon helps clients leverage their first-party data to enhance, activate, and measure campaigns confidently, supporting an open, privacy-first advertising ecosystem. With decades of experience, Epsilon has developed the industry's most comprehensive identity graph, enabling brands, agencies, and publishers to reach real consumers across all channels and the open web.
Overview
10,001+ employees
1969
$151 - 200
$10k
San Francisco, US
1-2 weeks
Epsilon
San Francisco, United States
Epsilon provided
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Speciality
Core services
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What clients love most
Not for everyone, and here's why
Clients frequently praise Epsilon for its responsive customer service and support team, ensuring their needs are addressed promptly and effectively.
Some clients have noted that Epsilon's services can be on the expensive side, which might not fit every company's budget, especially smaller businesses.
Customer sentiment at a glance
Epsilon stands out as a reliable IT service provider, praised for its strong client support, innovative solutions, and scalable services. However, potential clients should consider the higher costs and the complexity of onboarding, as well as the occasional lack of personalized services.
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