Agency Veteran David Lyon Joins Tandem Theory

News / 2020.12.01



Agency Veteran David Lyon Joins Tandem Theory


Dallas, Texas (December 1, 2020): 

Dallas’ leading customer experience agency, Tandem Theory, announces the addition of agency veteran David Lyon to their growing team. With more than 30 years of experience working both agency-side and client-side, Lyon will be driving a number of high-impact initiatives at Tandem.

“What drew me to Tandem Theory is the entrepreneurial spirit,” said Lyon. “Tandem treats every client’s business like it’s their own by proactively looking for growth opportunities, and I’m excited to help further those relationships.”

Lyon has a tremendous amount of experience in Retail, QSR, Automotive, Telecommunications, Financial Services, Nonprofit, and more that will be utilized on behalf of Tandem clients and the agency.

Lyon has a proven record of building and igniting growth for clients. From his time serving in roles such as CMO of the Lance Armstrong Foundation and President of Temerlin McClain, Lyon recognizes the importance of business results.

“Lyon is a true team player whose depth of industry knowledge and business insight will move the needle for our clients,” said Tom Millweard, President, Tandem Theory. “Lyon lives out his dedication to ‘we’ over ‘I,’ embodying the agency’s core values of Teamwork, Transparency, and Trust. We couldn’t be happier with the addition of David to this team and are confident in his ability to spearhead high-impact initiatives, including the most important aspect of our business — our clients.”

If you’re ready to drive your business forward, contact us at or email David Lyon at


About Tandem Theory: Tandem Theory is a customer experience agency that relaunched in 2019. The agency is built on the proven theory that analytics + applied analytics deliver frictionless customer experiences that help marketers drive stronger financial results.

Tandem Theory executes on this idea by providing solutions that reveal the analytics gold in data chaos, leverage insight into practical omnichannel strategies, remove friction and inconsistencies across the customer experience, and eliminate gaps in technology. We’re driven to excel in these areas by infusing our culture with an unmatched entrepreneurial spirit.

Headquartered in Dallas, Texas, Tandem Theory partners with several leading brands. These brands value working with an agency led by a proven team that provides simple but impactful solutions, transparent pricing, and performance-based compensation.


Media Contact:

Sarah Drew
Tandem Theory