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The B2B Stack

Mike Harty

Operator notes on B2B programmatic, intent data, ABM and attribution, written for marketers who can tell the difference between a working stack and a sales deck.

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Substack
PricingFreemiumPublishesTwice weekly
Issues100Founded3 years agoLast Issue8 days ago
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Latest Issues

Are We About To Be Able To Target Online Cookie Rejectors Again? What the ICO's PECR Climbdown Means for B2B Addressability

For a decade, online advertising consent rules only ever tightened and addressable inventory only ever shrank. What started in Europe has gone global, leaving a trail of confusion and dubious legal standing. However in May the ICO quietly p...

8 days ago

The week your data layer got a landlord + LinkedIn launches + Longtail publishers get hit by Google again

Back to the usual Friday format today, where we look at what’s happened across the B2B tech stack this week, with a special focus on data driven ad channels. It was a big week, the week impartiality left the building when it comes to first...

13 days ago
2

The Ultimate B2B Programmatic Glossary - Everything You Need To Know About B2B's Most Under-Utilised Channel

A special edition of The B2B Stack. Not the Friday briefing.

Most adtech glossaries are written by vendors trying to make their product sound clever, or by SEO content farms paraphrasing the IAB. Neither group has bought a deal ID in ang...

20 days ago

The Containerised DSP: Why Fifteen Years of Programmatic Orthodoxy Just Ended

On the 28th of February 2026, Microsoft quietly switched off the DSP it had bought from AT&T four years earlier for around a billion dollars. The platform had previously been Xandr, and before that AppNexus — for more than a decade one of t...

22 days ago

Agentic Is Rewiring Advertising But In B2B It's Theatre. Substrate Is the Fix.

AdExchanger’s inaugural Programmatic AI event opens in Las Vegas today. Three days, headlined “Mastering the Shift to Intelligent Media,” pitched as the industry’s first dedicated forum for the practical realities of agent-led advertising....

24 days ago
1

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  • Mike Harty

    Multi-time founder & investor decoding the future of B2B marketing + AI. Co-founder @ FunnelFuel | Author of TheB2BStack.com

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