Greyfell Group

Websites and first-party attribution

Your analytics are guessing.

Ad blockers, dead cookies and iOS broke most of your tracking. We rebuild your site on infrastructure you own, then put first-party attribution underneath it. The data stays yours.

$7M+in sales tracked back to source
9xROI on integrated campaigns
<$1per lead across 100,000 store visits
0of it based on what the ad platforms claim

Most of what your dashboard tells you is inference.

You are spending real money and getting back a number that three different platforms each want credit for. That is not measurement. That is a negotiation.

Ad blockers stop the pixel

Somewhere between a quarter and a third of your visitors never fire a tracking script at all. They still buy. You just never see how they got there.

Safari expires your cookie in 7 days

Anyone who takes two weeks to decide shows up as a new visitor. Long consideration cycles are exactly the ones you most need to measure.

The platform grading its own homework

Google and Meta both report the same conversion. Neither will tell you the other one touched it. You are asking the vendor how well the vendor did.

You cannot fix this with a better dashboard. You fix it by collecting the data yourself, on your own domain, on infrastructure you control.

What we do

We connect your ad spend to the revenue it actually produced.

A first-party tracker on your own domain captures the ad click and holds onto it. When someone finally identifies themselves months later, their whole anonymous history is still attached. That person joins to the opportunity in your CRM and the invoice in your accounting system.

Then the real deal value goes back to Google and Meta, so their algorithms start optimizing for people who buy instead of people who fill in forms.

Where the existing site is the problem, we rebuild it on edge infrastructure as part of setup. You cannot measure cleanly through a pile of third-party scripts and a consent banner.

$8,000 to $15,000Setup. Tracker, CRM and accounting integration, historical backfill, conversion APIs. Site conversion where it's needed.
$2,000 / monthOngoing, annual term. Your data stays yours and exports whenever you ask.

Who this is for

Long sales cycles. High ticket values. Real money going into paid media every month. A CRM that people actually use.

The longer your customers take to decide, the more of your attribution is already broken, and the more this is worth. If people buy in a single session, you don't need us and we'll say so on the call.

You are too big to run on Google Analytics and a guess. You are too small to buy a customer data platform and hire someone to operate it. That gap is the whole reason this exists.

Selected work

Find out which half of your marketing is working.

Denver based. We work with clients across the country.