FounderX² Names Louisville’s Sean Stafford, Co-Founder of El Toro, One of the Top 25 Founders of 2025

Digital Advertising Platform - El Toro

FounderX² Honors Stafford’s Role in Transforming IP Targeting and Shaping the Future of Digital Advertising.

This recognition is truly a reflection of the incredible team, tech, and culture we've built at El Toro.”

— Sean Stafford, Co-Founder

LOUISVILLE, KY, UNITED STATES, August 7, 2025 /EINPresswire.com/ -- Sean Stafford, co-founder of Louisville-based El Toro, a leading innovator in digital advertising technology, has been named one of the Top 25 Founders of 2025 by FounderX² Weekly. This honor highlights Stafford's exceptional contributions to digital marketing, entrepreneurship, and technological advancement.

Founded in 2012 by Sean Stafford alongside business partners Dan Kimball and David

Stadler, El Toro revolutionized digital advertising with their innovative IP targeting technology. Stafford and his partners tackled industry-wide challenges including accountability, ad fraud, and effectiveness, pioneering methods that bridge physical addresses with digital advertising. Today, El Toro has delivered over five billion ad impressions and holds 25 patents, serving Fortune 500 companies, political campaigns, and businesses nationwide.

Under the leadership of Stafford and his business partners, El Toro has earned accolades such as Kentucky’s Emerging Company of the Year, Deloitte’s Tech Fast 500, and inclusion on the Inc. 5000 list, reflecting growth of over 3,000%. Stafford attributes the company’s success to its integrity, creativity, and results-driven innovation.

"This recognition is truly a reflection of the incredible team, tech, and culture we've built at El Toro," said Stafford. "Together with Dan and David, we've focused relentlessly on solving real-world marketing problems and driving measurable results. We’re proud of the advertising technology we've developed and excited about what’s ahead."

El Toro remains committed to leading the ad tech industry through ethical, effective, and accountable solutions, continuing to expand its influence from its $10.5M headquarters in Louisville’s vibrant NuLu district.

About FounderX² Weekly
FounderX² Weekly is a Substack publication dedicated to spotlighting today’s most innovative startup founders and emerging business leaders. Each week, FounderX² curates insights, interviews, and recognition for entrepreneurs who are shaping the future of technology, business, and culture. The annual Top 25 Founders list honors individuals who demonstrate extraordinary vision, impact, and leadership in the startup ecosystem. Learn more at foundersquarepremium.substack.com.

About El Toro
El Toro is the global leader in IP Targeting technology for accurate, measurable, and trusted results that matter. In 2013, El Toro invented and patented a unique series of technologies that tie IP addresses to their location of origin, allowing B2B and B2C marketers to programmatically serve digital advertising to the exact individuals of their choosing. El Toroʼs IP Targeting technology is rich with targeting, analytics, filters, and petabytes of data to help marketers optimize ad spending budgets, identify one-to-one conversions, and calculate an actual return on investment (ROI). For more information, please visit https://eltoro.com.