What Mediaplex does

Mediaplex, founded in 1996 and headquartered in San Francisco, provides technology solutions for advertisers and agencies. Per the supplied source material, the entity operates as part of Epsilon Data Management, LLC, doing business as Epsilon, with PeopleCloud as its sub-brand platform. The PeopleCloud platform is a marketing technology stack that harmonizes consumer engagement across paid, owned, and earned channels, organized around three pillars: 1 View (comprehensive consumer understanding), 1 Vision (intelligent conversation guidance — what to say, when, and how much to spend), and 1 Voice (cross-channel recognition and media connection). Underlying capabilities include AI-powered identity resolution, an AI capability layer, and an Intelligent Creative product for personalized content generation.

The product portfolio is modular and platform-anchored: Customer Data Platform, Clean Room, Messaging, Loyalty, Digital, Retail Media Network, Website (Accelerate), Publishers, Data, and Marketing Services all sit within or adjacent to PeopleCloud. The business model is enterprise B2B SaaS on a subscription/recurring basis with quote-based, non-publicly-disclosed pricing; go-to-market is direct enterprise field sales targeting large brands across ten verticals — Auto, Consumer Packaged Goods, Financial Services, Health, Restaurants, Retail, Travel, Tourism, Nonprofits, and Telecom/Media/Entertainment. Named reference customers include McDonald's, Valvoline, and Ulta Beauty.

Geographically, the company operates across the United States, EMEA, APAC, Latin America, France, China, Germany, and Japan, with a stated global footprint claim. The firm employs 1,001–5,000 people, is privately held (no public ticker), and has been validated by external analysts — named a Leader in The Forrester Wave: Loyalty Platforms (Q4 2025) and a Leader in the 2025 IDC MarketScape for Connected TV Advertising. No revenue, funding rounds, M&A history, leadership roster, or ownership/parent-company information is disclosed in the source material.

Name

Mediaplex

Legal name

Epsilon Data Management, LLC

Website

https://mediaplex.com

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Mediaplex, operating as Epsilon Data Management, LLC, provides enterprise marketing technology through its PeopleCloud platform — unifying consumer data, identity, AI-driven personalization, messaging, loyalty, and retail media for large brands across ten verticals globally.

Ownership category

akta.pro rank

Product category

Marketing Technology (MarTech / AdTech)

NAICS

Software Publishers (5132), Media Buying Agencies (541830)

SIC

Services-Computer Programming, Data Processing, Etc. (7370), Services-Advertising (7310)

akta.pro primary industry

Digital & Programmatic Media Buying (Display, Video, CTV, Audio) (BPAFABAB)

Keywords

• Advertising technology
• Marketing technology platform
• Customer data platform
• Cross-channel messaging
• Data management services

Headquarters

HQ city

San Francisco

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations

Revenue model

1. Platform and Software Services: Epsilon generates revenue through its PeopleCloud platform which includes Customer Data Platform, Clean Room, Data, Messaging, Loyalty, Digital, Retail Media, and Publisher solutions. The company operates on a subscription/SaaS model with enterprise clients.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Mediaplex (operating through Epsilon Data Management, LLC) sells the PeopleCloud marketing technology platform, which unifies first-party consumer data with AI-driven identity, personalization, and cross-channel messaging capabilities. Its product portfolio includes a Customer Data Platform, Clean Room, Messaging, Loyalty, Digital, Retail Media Network, Website (Accelerate), and Publishers solutions, alongside Marketing Services for implementation and campaign execution. The platform is sold to advertisers and agencies to enable personalized consumer engagement across paid, owned, and earned channels.

Product overview

Epsilon offers a unified platform architecture called PeopleCloud, which serves as the core marketing technology infrastructure. The platform is complemented by specialized modules including Customer Data Platform, Clean Room, Messaging, and Loyalty. Additional standalone products include Data, Digital, Retail Media Network, Accelerate (Website), Publishers, and Marketing Services. The platform enables marketers to harmonize engagement with consumers through three interconnected approaches: 1 View (understanding consumers), 1 Vision (knowing what to say and when), and 1 Voice (connecting across channels).

Differentiator

Problem solved

Functional benefit

Brands

• PeopleCloud: Marketing technology platform providing identity, AI, and intelligent creative capabilities. Includes customer data platform, clean room, messaging, loyalty, digital, retail media, and website products.

Products and services

• Epsilon PeopleCloud Central marketing platform that unifies first-party customer data, identity, AI, and cross-channel messaging, enabling marketers to harmonize engagement across paid, owned, and earned channels via the 1 View, 1 Vision, and 1 Voice capabilities. Targeted at enterprise brands and agencies.
• Customer Data Platform Module of PeopleCloud that gives marketers a comprehensive view of potential buyers—identity, preferences, and purchase behavior—within a single customer data layer. Targeted at enterprise marketers.
• Clean Room Secure data collaboration capability within PeopleCloud that enables matching and analysis of first-party data across partners without exposing raw data. Targeted at brands and partners needing privacy-safe data collaboration.
• Messaging Module within PeopleCloud that enables marketers to deliver coordinated messages across email, digital, and other channels. Targeted at enterprise marketers running cross-channel campaigns.
• Loyalty Module of PeopleCloud that supports loyalty program management and customer retention engagement across channels. Targeted at enterprise brands running consumer loyalty programs.
• Epsilon Data Standalone first-party data product providing audience insights and data enrichment to support marketers' targeting and personalization efforts. Targeted at advertisers and agencies.
• Epsilon Digital Digital marketing solution that enables personalized digital experiences for consumers across digital channels. Targeted at enterprise marketers.
• Retail Media Network Advertising solution that connects brands to consumers through retail media partnerships and Connected TV (CTV) inventory. Targeted at brands and retailers seeking retail media monetization.
• Website (Accelerate) Website optimization and acceleration solution that improves digital property performance and user experiences. Targeted at enterprise marketers and digital teams.
• Publishers Product offering for publishers and media owners to monetize content and activate audience data for targeted advertising. Targeted at publishers and digital media companies.
• Marketing Services Professional services supporting marketing technology implementation, campaign management, and data strategy for clients of the PeopleCloud platform. Targeted at enterprise clients needing implementation and managed support.

Quantifiable outcome

• Case studies show successful engagement campaigns across major brands like McDonald's, Valvoline, and Ulta Beauty

Named customers3 records

Segments11 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators2 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Zeta Global: Marketing technology platform providing identity, audience, and cross-channel activation services to enterprise marketers — closely comparable to Epsilon's PeopleCloud value proposition.
• LiveRamp: Identity resolution and data collaboration platform offering clean room and audience activation capabilities that directly overlap with Epsilon's CDP and Clean Room modules within PeopleCloud.
• The Trade Desk: Independent programmatic ad-buying platform competing for the same enterprise brand budgets across display, video, and CTV — the same channels Epsilon monetizes through its Digital and Retail Media products.

Broad incumbents

• Oracle Advertising and Customer Experience (formerly CX Unity / Moat): Oracle's marketing, advertising, and data assets (including Moat, Grapeshot, and Oracle Data Cloud) compete with Epsilon's identity, data, and CTV/retail media capabilities inside a much broader enterprise software portfolio.
• Acxiom: Large data and marketing services provider with comparable first-party data assets, identity infrastructure, and enterprise brand clients — a direct competitor in the data-driven marketing services space.
• Adobe Experience Cloud: Suite of marketing, analytics, and advertising tools (including Adobe Audience Manager and Advertising Cloud) that compete with the PeopleCloud platform across CDP, personalization, and cross-channel activation for enterprise brands.
• Salesforce Marketing Cloud: Enterprise marketing platform combining email, messaging, CDP (Data Cloud), and advertising execution — directly overlapping with Epsilon's Messaging, Loyalty, and CDP modules sold to the same enterprise segment.

Emerging players

• Lotame: Data collaboration, identity, and audience platform serving brands, agencies, and publishers — overlapping with Epsilon's data, clean room, and publisher monetization offerings at a smaller scale.
• mParticle: Customer data infrastructure platform offering identity resolution, data governance, and activation capabilities comparable to Epsilon's CDP, primarily targeting digitally native and mid-market brands rather than global enterprises.
• Amperity: Customer data platform focused on identity resolution, data unification, and activation for enterprise brands — directly overlapping with Epsilon's CDP module but serving as a focused competitor rather than a full-suite vendor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/mediaplex
• Facebookfacebook.com/conversantinc
• LinkedInlinkedin.com/company/mediaplex

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mediaplex