eMarketer

eMarketer
Name	eMarketer
Type	Private
Industry	Market research
Founded	1996
Founder	Gideon Spanier
Headquarters	New York City, United States
Key people	John Battelle; Tatiana Benoit
Products	Market forecasts, reports, data dashboards
Parent	Insider Intelligence

eMarketer

eMarketer is a market research firm focused on digital marketing, media, and commerce. It provides forecasts, proprietary datasets, and analysis used by practitioners at Procter & Gamble, Unilever, Walmart, Amazon (company), and agencies such as WPP plc, Publicis Groupe, and Omnicom Group. Its reports are frequently cited alongside publications like The Wall Street Journal, The New York Times, Financial Times, The Economist, and industry outlets including Adweek, AdAge, and TechCrunch.

Overview

eMarketer produces quantitative estimates and qualitative analysis about trends in online advertising, mobile usage, social media platforms, retail e-commerce, digital video, and programmatic advertising. Clients include multinational corporations, advertising agencies, investment firms, and academic institutions such as Harvard University, Stanford University, and Massachusetts Institute of Technology. Its work is incorporated into investor briefing materials used by firms like Goldman Sachs, Morgan Stanley, and J.P. Morgan Chase as well as strategic planning by technology companies such as Google, Meta Platforms, Inc., Apple Inc., Microsoft, TikTok (ByteDance), and Snap Inc..

History

Founded in 1996 by Gideon Spanier, eMarketer emerged during the dot‑com expansion and initially tracked online advertising and portal strategies pursued by companies like Yahoo! and AOL. Through the 2000s it expanded coverage to encompass search advertising following trends set by Google AdWords and social platforms influenced by Facebook. In the 2010s the firm broadened its forecasts to include mobile adoption driven by devices from Apple iPhone and Samsung Galaxy and the rise of programmatic exchanges pioneered by firms such as The Trade Desk. In 2021 eMarketer became part of Insider (company), joining editorial assets associated with Business Insider and continuity with investors tied to media consolidation among companies like Axel Springer SE and Hearst Communications.

Products and Services

eMarketer offers a suite of subscription products: market forecasts, trend reports, executive briefs, and interactive dashboards. Major deliverables include sector reports on digital advertising, social network user estimates for platforms like Instagram (service), Twitter, LinkedIn, and Pinterest (company), as well as country‑level e‑commerce forecasts covering markets such as United States, China, United Kingdom, India, and Brazil. Corporate clients leverage these outputs for media planning with agencies such as Dentsu, Havas, and IPG; for competitive benchmarking against companies like Netflix, Disney, and Tencent; and for investor relations in contexts involving public filings at Securities and Exchange Commission. The firm also produces custom research engagements for consultancies including McKinsey & Company, Boston Consulting Group, and Bain & Company.

Data and Methodology

eMarketer synthesizes data from primary research, public company filings, government sources such as U.S. Census Bureau and Office for National Statistics (United Kingdom), third‑party measurement firms like Comscore and Nielsen Holdings, and data providers such as SimilarWeb and App Annie (data) . The methodology combines historical time series, comparative market modelling used by institutions like International Monetary Fund and World Bank, and scenario analysis similar to frameworks used by Gartner. Forecasting techniques incorporate cohort analysis, penetration curves observed in Pew Research Center studies, and cross‑validation against advertising spend reported by companies like Interpublic Group of Companies and Dentsu.

Corporate Structure and Ownership

Originally independent, eMarketer operated as a private company with offices in New York and London. Executive leadership has included media entrepreneurs and analysts who previously worked at outlets such as Reuters, The Guardian, and Financial Times. In the 2020s it was acquired by Insider (company), aligning it with digital publishing and analytics assets operated by firms associated with Henry Blodget and investment groups that have stakes in Axel Springer SE. The acquisition positioned eMarketer within a portfolio that spans editorial brands, conference businesses, and data units similar to integrations seen with Bloomberg L.P. and Dow Jones & Company.

Reception and Impact

eMarketer's estimates are widely used by journalists, academics, and industry strategists and are frequently cited in research from institutions like Columbia University, University of Oxford, and London School of Economics. Analysts at sell‑side firms including Goldman Sachs and Morgan Stanley have referenced its forecasts in coverage of adtech and streaming markets. Critics have noted challenges common to market forecasting—such as projecting platform user behavior amid regulatory actions by bodies like Federal Trade Commission and legislative changes in jurisdictions like European Union—and have compared its outputs to other data sources including eMarketer competitors and subscription services from Forrester Research and IDC. Overall, eMarketer has influenced media buying, ad revenue projections for companies like YouTube and Spotify, and strategic planning in digital transformation initiatives at corporations such as Siemens and Unilever.

Category:Market research companies