Google's Ad Empire Is Shifting — What That Means for Your Stack

Google posted another quarter of strong ad revenue. The open web got smaller. And a standards body most marketers have never heard of is quietly making decisions that will reshape how your campaigns are measured. A busy week — even by AdTech standards.

When ‘Smashing Earnings’ Hides a Structural Shift

Alphabet’s Q2 results look impressive on the surface. But AdExchanger’s James Hercher points to a detail worth sitting with: Google’s Network business — the slice of revenue tied to open-web ad spend across third-party publishers — declined year over year, again. Meanwhile, Alphabet absorbed a 4.1 billion euro antitrust ruling in Europe without so much as a wobble in its stock price.

What this signals isn’t a company in trouble. It’s a company in transition. Google is increasingly monetising through Search AI, YouTube, and Cloud — businesses with higher margins and less regulatory friction than programmatic display. The implication for marketers: Google’s incentive to maintain a healthy, competitive open-web ecosystem is diminishing. If your media mix still treats Google Display Network as a significant reach vehicle, that deserves a harder look. Brands running Shopee or Lazada campaigns in Southeast Asia already know that platform-native placements outperform open-web inventory on conversion — Google’s own trajectory is quietly validating that instinct.

The Attribution API Debate Is Privacy Sandbox With Better PR

While Alphabet rearranges its revenue mix, a parallel fight is playing out at the W3C over the Attribution Reporting API — a browser-level standard that would replace third-party cookies with a privacy-preserving measurement mechanism. Digiday reports that critics are already calling it “Privacy Sandbox 2.0,” and they have a point worth taking seriously.

The core concern isn’t privacy — it’s governance. When a standard is proposed by the same company that dominates the browser market, the search market, and the ad server market, “neutral” becomes a complicated word. Advocates counter that aggregated, on-device attribution is genuinely better for users than the current surveillance infrastructure. Both arguments are correct, which is exactly the problem.

For marketing technology teams, the practical implication is this: don’t wait for the standard to finalise before stress-testing your measurement setup. Any attribution model that relies on a single browser API — regardless of who built it — is fragile. Incrementality testing, media mix modelling, and first-party data infrastructure are not contingency plans. They are the plan.

---

Unilever’s Singapore Signal: The CDTO Is Now a Real Job

Somewhere between the earnings reports and standards debates, Unilever quietly made a move that deserves attention. Pinkustar Borah — nearly two decades inside Unilever — has been appointed Chief Digital & Technology Officer for Unilever International, based in Singapore. His mandate covers the company’s international business digital and technology agenda.

The appointment matters for two reasons. First, it confirms that multinationals are placing senior technology leadership inside Southeast Asia, not just regional marketing directors who report to someone in London. Second, it reflects a broader organisational pattern: companies that once kept digital and technology in separate silos are converging them under a single executive owner. The CDTO role is structurally different from a CMO or CTO — it’s accountable for the intersection, which is precisely where MarTech stacks either create competitive advantage or generate expensive confusion.

For brands operating across ASEAN’s fragmented markets — multiple languages, platform ecosystems ranging from LINE in Thailand to TikTok Shop in Vietnam — having someone who owns both the technology architecture and the digital strategy is increasingly the only way to make the stack actually work.

What to Do With All of This Before Q3 Budget Season

Three things are happening simultaneously: Google is optimising away from the open web, measurement infrastructure is being renegotiated at browser level, and enterprise brands are reorganising to own their technology decisions internally. For marketing technology teams, this is not a moment to wait and see.

Start with a dependency audit. Map every tool in your stack against the question: does this capability require Google’s continued goodwill to function? Tag anything that touches GDN, GA4 attribution, or DV360 as a concentration risk — not to abandon it, but to understand your exposure. Then look at your measurement layer specifically. If your attribution is primarily last-click or relies on a single platform’s reporting, you have a single point of failure. Building a parallel incrementality testing programme — even a lightweight one using geo holdouts — gives you something to validate against when the API environment shifts again. Finally, if your organisation still separates “digital” from “technology” at the leadership level, the Unilever move is a signal worth raising internally. The brands that will navigate the next two years of infrastructure change are the ones where someone senior owns both the stack and the strategy that runs on it.

---

Key Takeaways

• Google’s declining open-web Network revenue is a strategic signal, not an accounting footnote — reassess GDN’s role in your media mix accordingly.
• Treat the W3C Attribution API debate as a prompt to build measurement redundancy now, not a reason to delay infrastructure decisions until the standard is settled.
• The CDTO appointment at Unilever reflects an organisational model worth benchmarking: unified ownership of digital strategy and technology architecture reduces stack sprawl and improves activation.

The uncomfortable question sitting underneath all three of this week’s stories is the same one: how much of your marketing infrastructure is genuinely yours, and how much is borrowed from platforms that are quietly changing the terms? The brands that are asking that question in 2026 will be the ones with options in 2027.

---

At grzzly, we spend a lot of time inside stacks that were built for a different version of the internet — auditing what’s working, retiring what isn’t, and finding the activation gaps that are costing brands in Southeast Asia real money. If Google’s pivot or the attribution debate has surfaced questions about your own setup, we’re happy to think through it with you. Let’s talk