Cardinal Digital Marketing has been recognized as one of the largest advertising and marketing agencies in Atlanta, securing the 18th spot on the Atlanta Business Chronicle's 2025 Book of Lists. This ranking, based on the number of full-time Atlanta employees as of January 2025, underscores the agency's substantial local workforce and its contribution to the regional economy. The Book of Lists, a prestigious compilation by The Business Journals, highlights companies that play pivotal roles in shaping local economies through rigorous methodologies and exclusive data.
Alex Membrillo, Founder and CEO of Cardinal Digital Marketing, shared his pride in this achievement, reflecting on the agency's journey since its inception in 2009. Known for its remarkable growth, Cardinal has previously been named the #1 fastest growing agency in the Southeast and has made multiple appearances on the Inc. 5000 list of fastest-growing privately-held companies in the U.S. The agency's focus on healthcare performance marketing has set it apart, offering a comprehensive suite of services including digital strategy, SEO, pay-per-click advertising, social media advertising, web design, and analytics.
What distinguishes Cardinal is its client-centric approach, prioritizing profitability over mere traffic or impressions. By crafting engagement strategies that navigate beyond platform limitations, the agency addresses unique marketing challenges while keeping the client's customer perspective at the core. This methodology has not only propelled Cardinal to the forefront of digital marketing but also earned it accolades such as being named one of the Best Places to Work in Atlanta and receiving the Atlanta Business Chronicle's Pacesetter Awards for seven consecutive years. These recognitions highlight Cardinal's dual commitment to professional excellence and fostering a high-quality workplace environment.
For more information on Cardinal Digital Marketing and its services, visit https://www.cardinaldigitalmarketing.com.


