Epsilon
Updated in August, 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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What clients love most
Not for everyone, and here's why
Epsilon is praised for having a highly skilled and knowledgeable team that understands complex IT challenges and delivers effective solutions, ensuring clients receive top-notch service and support.
Some clients have pointed out that Epsilon's services can be on the expensive side, which may not fit every budget, potentially limiting access for smaller businesses.
Customer sentiment at a glance
Epsilon is a well-regarded IT service provider known for its expert team, strong client relationships, and innovative solutions. However, potential clients should weigh the costs and be aware of possible communication gaps and limited local presence.
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