About Us
Who We Are

Founded by media pioneer Dennis Holt in 2004, USIM is headquartered in Los Angeles with 17 offices throughout the United States and Canada. We are the world’s fastest-growing independent media agency offering best-in-class integrated media solutions to a wide range of clients.

In today’s increasingly automated media landscape, we haven’t lost our human touch. Our proprietary and third-party platforms provide access to highly customized and powerful data. But we believe the most transformational growth opportunities are unlocked when we apply human insight and ingenuity to technology solutions.

It’s a powerful intersection of art and science, and both are critical to success. The results we deliver make a real and measurable difference in our clients’ businesses.

Every day we Practice the Art of Human Sense™. We blend cutting edge research and technology with ingenuity, human insight and creativity, delivered in a seamless experience for our clients and agency partners.

Our Achievements
Award-Winning Performances

We aren’t in it for the fame. Our best indicator of success is when we’ve helped our clients achieve their marketing goals by effectively and efficiently reaching and converting their target audiences.


Honored for the innovative approach to unlock data and apply it in ways that give clients a competitive advantage.


Received two wins in the most effective content marketing, travel & tourism campaign categories in partnership with agency Concept Farm.


Awarded In-depth marketing communication on the Many Happy Returners campaign for Aruba Tourism Authority.


Acknowledged as a leader in the industry for progressive marketing efforts for Aruba Tourism Authority.


Accepted multiple awards in the Destination Marketing, Caribbean, Event, Social Media and Hospitality categories.


Bestowed two awards for innovative use of data and insights for Colorado State University-Global campaign and best local execution for work with Southeastern Grocers.

Our Team
Executive Leadership

Our team at USIM is led by true visionaries in the media industry who have strategized for the world’s top brands. With decades of experience and countless relationships under our belt, we keep a sharp eye on the future, adjusting plans based on a constantly evolving market. Innovation and industry leadership are a way of life at USIM. It’s exactly this strategic vision that has made us the fastest growing independent agency, and our mindset is just as pioneering today as it was when our CEO Dennis Holt founded the media buying service concept in 1965.