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Porter Novelli

Porter Novelli Market Share Analysis for November 2025

Porter Novelli is a public relations firm, part of Omnicom Group. The company has 35 owned offices and clients in 60 countries. The firm was founded in Washington, D.C., in 1972 by Bill Novelli and Jack Porter. Its first major client was the National Institutes of Health. Omnicom Group acquired Porter Novelli in 1988.

Business and Consumer Services > Marketing and Advertising

Domainporternovelli.com

Year Founded1972

Employees501 - 1000

Annual Revenue$200M - $500M

Porter Novelli

Porter Novelli (including company regionals)

porternovelli.com

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Porter Novelli Revenue up to November 2025 is 200M - 500M

revenue generated by Porter Novelli top domains

Porter Novelli top domains revenue over 3 years

Revenue for Porter Novelli top domains

porternovelli.com200M - 500M

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Total visits to Porter Novelli's top domains

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Total visits last 3 months

Subsidiaries Breakdown

porternovelli.com7.1K

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Avg. visit duration in Porter Novelli's top domains

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Average visit duration last 3 months

Subsidiaries Breakdown

porternovelli.com00:00:49

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Avg. pageviews on Porter Novelli's top domains

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Average page views last 3 months

Subsidiaries Breakdown

porternovelli.com2.05

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Porter Novelli top competitors by domain

Top similar sites in November 2025, ranked by their affinity

sparkpr.comCompany NameSparkprEmployees51 - 200HQUnited States, California, San FranciscoAnnual revenue$15M - $25MTotal visits5.6KBusiness and Consumer Services > Marketing and Advertising

Top technologies used by Porter Novelli

These are the website technologies, by industry, used by Porter Novelli top domains

Widget (6)

Twemoji

Audio Video Media (4)

Vimeo

Content Management System (3)

WordPress

Recruitment (3)

Greenhouse

More Technologies

12

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News & Signals from Porter Novelli

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NewsPorter Novelli, Inc promotes Laura Hill to Managing Partner - Engagement.Porter Novelli has promoted Laura Hill to the newly created position of Managing Partner - Engagement.

NewsPorter Novelli, Inc promotes Ciara Amos to Senior Account Executive.Ciara Amos has been promoted from Senior Account Executive to Account Manager at communications agency, Porter Novelli.

NewsPorter Novelli, Inc hires Sarah DaVanzo as chief innovation officer and head of strategic services and foresight.NEW YORK: Porter Novelli has appointed Sarah DaVanzo as chief innovation officer and head of strategic services and foresight.