MarTech Interview with Greg Joseph

Live sports are reshaping programmatic media as brands prioritize proximity, context, and high-attention moments over reach alone.

Greg, looking back at your journey to becoming VP of Inventory Development, what was the specific “lightbulb moment” that shifted your focus from broad global reach to the power of hyperlocal fan density?

The shift came from realizing that scale alone does not drive outcomes, context does. A packed stadium district during a live game delivers a level of attention and emotional intensity that broad reach simply cannot replicate, making smaller, high-density environments far more impactful.

Why is the industry seeing a massive pivot where marketers now treat a single stadium district as a more valuable media opportunity than a nationwide broadcast?

Because proximity and mindset now matter more than impressions. A fan in or around a stadium is actively engaged, primed to act, and far closer to conversion than a passive viewer at home, which makes that environment disproportionately valuable.

What are the specific technical breakthroughs in programmatic technology that allow for this level of “in-the-moment” hyperlocal activation today?

Advancements in real-time bidding, geospatial targeting, and event-triggered data signals now allow campaigns to activate instantly based on location, time, and live context. Combined with AI-driven decisioning, marketers can dynamically adjust spend and creative in the moment.

How do you define a “live sports moment” from a programmatic perspective, and how does the inventory respond dynamically as a game unfolds?

A live sports moment is any spike in attention tied to a real-world trigger such as kickoff, a scoring play, or halftime. Inventory responds by reallocating impressions, prioritizing high-impact placements, and enabling creative to shift in sync with those moments.

Describe the specific advantages of activating campaigns across a “unified” mix of CTV, digital out-of-home (DOOH), and streaming audio rather than using them as siloed channels.

A unified approach allows brands to surround the consumer across their entire journey, from the street to transit to the home, while maintaining consistent messaging. It also improves efficiency by enabling centralized decisioning and frequency management across channels.

Which physical environments—beyond the stadium seats—currently offer the highest concentration of “high-intent” fans for advertisers?

Transit hubs, sports bars, retail corridors, and rideshare environments around the venue often concentrate just as much, if not more, fan attention. These are moments where fans are mobile, social, and more receptive to brand interaction.

In a fast-moving live event, how do you manage the timing of a creative swap to ensure it aligns perfectly with a scoring play or a halftime break?

It comes down to integrating real-time data signals with automated workflows. When a trigger occurs, systems can instantly deploy pre-approved creative variations without manual intervention, ensuring timing aligns with the moment. At StackAdapt, AI-powered tools make this even more seamless by enabling advertisers to set dynamic triggers, optimize creative in-flight, and adapt messaging in real time.
This combination of automation and intelligent decisioning keeps brands perfectly in sync with fast-moving live events.

Identify the industries or specific types of brands that stand to gain the most from moving their budgets into these localized sports hubs.

QSR, retail, betting, fintech, and entertainment brands benefit most because they can act on immediate intent. These environments are ideal for driving real-time actions like store visits, app downloads, or purchases.

How does StackAdapt’s approach to “inventory development” ensure that brands aren’t just reaching people, but reaching them in a contextually relevant, “high-attention” environment?

The focus is on curating premium, direct supply paths and layering in contextual and behavioral signals. This ensures inventory is not just available, it is aligned with moments where attention and intent are highest.

As we look toward the next cycle of global championships, how will the role of “hyperlocal orchestration” evolve to become the standard for sports marketing?

Hyperlocal orchestration will move from a tactic to a baseline expectation. As technology continues to unify data, creative, and media activation, brands will be expected to show up in the exact moments and places where attention peaks, not just broadly, but precisely.

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Greg Joseph, VP of Inventory Development, StackAdapt

Greg Joseph is VP of Inventory Development at StackAdapt, where he leads the expansion of premium supply and strategic partnerships across channels including CTV, DOOH, audio, and digital. He focuses on building high-quality, context-driven inventory that enables advertisers to reach audiences in moments of peak attention and drive measurable performance linkedin

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