Companies

Porch Group is a vertical software and insurance platform serving the home services and moving industry, leveraging homeowner data to power targeted marketing and insurance products.

Porter Novelli is a global public relations and communications agency known for purpose-driven brand strategy, helping organizations build meaningful connections with stakeholders.

Portfoliobox is a website builder platform designed specifically for creative professionals to showcase their work through customizable online portfolios.

Poseidon Group — recorded in ATDb as the acquirer/parent of one or more AdTech companies (s375 lineage backfill).

Poshmark is a leading social commerce marketplace for buying and selling new and secondhand fashion, home goods, and lifestyle products, acquired by Naver Corporation in 2023.

PostHog is an open-source product analytics platform that helps companies understand user behavior, track events, and make data-driven decisions. It offers a comprehensive suite of tools including product analytics, session replays, feature flags, and A/B testing, available as a cloud service or self-hosted solution.

Postman is a leading API development and management platform that has revolutionized how developers design, build, test, and collaborate on APIs. Founded to address the growing complexity of API ecosystems, Postman has evolved from a simple API testing tool into a comprehensive API lifecycle management platform used by millions of developers and thousands of organizations worldwide. The platform enables development teams to streamline their API workflows, improve collaboration across distribu...

Postmark is a transactional email service provider focused on reliable delivery of application emails with detailed analytics and deliverability tools.

Postscript is an SMS marketing platform built specifically for Shopify merchants, enabling ecommerce brands to drive revenue through personalized text message campaigns and automations.

Microsoft's business intelligence platform that enables users to visualize data, create interactive reports, and share insights across organizations.

PowerReviews is a leading ratings and reviews platform that helps brands and retailers collect, display, and syndicate user-generated content to drive purchase decisions and boost conversion.

Powtoon is a cloud-based visual communication platform that enables businesses and educators to create animated videos and presentations without design expertise.

PPC Shield is an advanced ad fraud prevention platform designed to protect pay-per-click campaigns from invalid clicks and bot traffic. It utilizes real-time detection and blocking mechanisms to ensure advertisers' budgets are spent on legitimate leads and genuine engagement, maximizing ROI for digital advertising efforts.

PQ Media is a leading media economics research and consulting firm specializing in alternative media, branded entertainment, and global advertising forecasting.

Latin American digital-engineering firm acquired by Publicis Sapient March 2023. Expands Publicis Sapient nearshore capabilities.

Preacher is an independent creative agency based in Austin, TX, blending advertising, strategy, and cultural insight to build bold brand work for challenger and established brands alike.

Open-source server-side header bidding solution that enables publishers to run auctions in the cloud, reducing latency and supporting a vast ecosystem of demand partners.

Open-source header bidding solution that helps publishers maximize revenue through real-time bidding

Prebid.org is the open-source industry consortium behind Prebid.js, the world's most widely adopted header bidding solution used by thousands of publishers globally.

Precise TV is a programmatic TV advertising platform that enables advertisers to buy linear TV inventory programmatically across multiple European markets. The platform bridges traditional TV buying with digital programmatic technology.

Precisely is a leading enterprise software company specializing in data integrity, data governance, and location intelligence solutions for organizations worldwide. The company provides comprehensive tools and platforms that enable businesses to ensure data accuracy, consistency, and compliance throughout the entire data lifecycle. With a strong focus on data quality management, Precisely helps enterprises address critical challenges including data standardization, address verification, geoco...

GroundTruth is a location-based advertising and analytics platform that uses verified real-world visit data to help brands target consumers based on their physical movements and behaviors. The company operates a self-serve and managed advertising platform enabling geo-contextual targeting, audience segmentation, and offline attribution tied to store visits. GroundTruth serves verticals including retail, restaurant, automotive, and healthcare.

Precisio.ai is a contextual AI advertising platform that uses deep content analysis and semantic understanding to deliver privacy-safe, cookieless targeting across open web inventory. The platform classifies content at a granular level beyond standard IAB categories, enabling brand-safe, high-relevance ad placements without relying on user-level identifiers. It serves agencies and brands seeking post-cookie targeting solutions in EMEA and global markets.

Precision Strategies is a Washington, D.C.-based political and public affairs consulting firm specializing in data-driven digital advertising, communications strategy, and campaign analytics.