New York, NY – August 21, 2025 – Costco Wholesale Corporation, has selected GrowthLoop to help accelerate and support the company’s growing retail media business, leveraging the GrowthLoop Compound Marketing Engine for audience creation and activation to enhance personalization and drive compounding growth.

The GrowthLoop Compound Marketing Engine offers the ability to build audiences directly from the data cloud, enabling marketers to iterate faster, increase relevancy, and drive performance while maintaining privacy and governance standards. This enables Costco to provide an exceptional value and experience for its members

“We’re incredibly honored to support Costco on its journey to deliver world-class customer experiences,” said Chris O’Neill, GrowthLoop CEO. “Costco’s commitment to its members is second to none, and we’re grateful to be part of their continued innovation in retail media and marketing.”  

With this partnership, Costco gains a centralized system that enables its retail media team to operate more efficiently while providing better service to advertisers seeking to provide relevant messaging (or content) to Costco's member base.

GrowthLoop empowers enterprise organizations like Costco to leverage the power of their company's data cloud for their campaign activation, helping marketers rapidly and securely iterate, optimize, and scale personalized campaigns, thus shortening months-long marketing cycles to days. GrowthLoop is honored for the opportunity to support the leading global retailer in its continued growth. 

About Costco‍

Costco Wholesale Corporation operates an international chain of membership warehouses, dedicated to bringing members the best possible prices on quality brand-name merchandise. With hundreds of locations worldwide, Costco is recognized for its commitment to low prices, operational efficiency, and customer satisfaction.

About GrowthLoop

GrowthLoop is a pioneer in AI-powered marketing on the data cloud, featured on G2 by its customers as a momentum leader with best ROI for enterprise. Founded and led by former Google executives, GrowthLoop helps innovative companies transform how they market and drive business impact. The GrowthLoop Compound Marketing Engine drives compound growth by accelerating the marketing cycle, using Agentic AI powered by your enterprise cloud data. Growth Agents propose audiences and journeys, and activate campaigns across channels, streamlining execution and continuously analyzing performance data to make suggestions for campaign optimization. Thousands of marketers at enterprises like Google, Indeed, and Priceline rely on GrowthLoop to grow faster with agentic AI, drive measurable campaign results, and maximize marketing ROI—compounding growth with every experiment, iteration, and campaign.