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About the Founder

Every advertiser is paying for attention nobody actually gave them.

Nexertise exists to fix that — by building the layer that proves a real, identity-verified human read your content before you pay a cent.

Built solo. Self-funded. Pre-launch.

Yisrael Gottlieb, founder of Nexertise
Yisrael Gottlieb
Founder, Nexertise
The Problem

The numbers were impossible to unsee.

Digital advertising has a structural lie at the center of it. Brands pay for clicks and impressions. Dashboards report clicks and impressions. But a meaningful share of that traffic is not, and never was, a real human being.

19.88%
of LinkedIn paid traffic is invalid — roughly $2,000 of every $10,000 spent.
12.79%
of X / Twitter paid traffic is invalid — about 1 in every 8 clicks.
41.89%
of programmatic in-app impressions are invalid — closer to 1 in 2.5.
$63B
in global digital ad spend wasted every year on bots and invalid traffic.

Sources: Lunio 2026 Global Invalid Traffic Report (2.7B paid clicks analyzed); fraud0 "Unmasking the Shadows 2025" (10.78B impressions analyzed).

The structural problem: ad platforms have no real incentive to flag invalid clicks aggressively, because every flagged click is revenue they don't bill for. The buyer pays. The platform collects. The dashboard lies.

How I Got Here

I'm not from ad-tech.

My background is in the auto rental and consulting industry — an industry where buyers are constantly trying to figure out what they're actually getting. That instinct, more than any ad-tech credential, is what made the digital advertising numbers impossible to ignore.

Nexertise didn't start with a pitch deck. It started with a long, honest conversation — me working through what's genuinely broken in the digital world. We landed on advertising. And the moment I saw the fraud rates, I couldn't walk away from the problem.

I built it from there.

Why Solo, Why Now

No investors. No board. No pressure to choose growth over integrity.

Nexertise is built and self-funded by one person. That's a constraint, and it's also the point. The reason ad fraud has never been seriously fixed isn't a lack of technology — it's a lack of incentive. Every ad platform in the world makes more money when fewer clicks get flagged.

Building this independently means there's no investor on the cap table pushing for "loosen the verification, you're leaving revenue on the table." The verification is the product. Compromising it would destroy the only thing this company has to sell.

The platform exists today: identity verification through Stripe KYC, the Iron Dome's 14 layers of fraud defense, NexFeed for verified professional content, and NexAds for comprehension-gated brand campaigns where advertisers pay only when a real human has demonstrably read and understood the post.

What I'm Building Toward

A world where every paid engagement is provable.

The end state is simple: a B2B advertising layer where brands never pay for a click, an impression, or an "engagement" that wasn't a real, identity-verified person who actually read what was put in front of them. No bots. No farms. No padded dashboards.

Comprehension-gated. Identity-verified. Fraud-defended end to end. That isn't a feature — it's the whole product.

Get in touch.

Questions, partnership conversations, or feedback on what we're building — all of it goes to one person.