Customer data platform
Who left Simon, and who still runs it
47 websites in the top 1M run Simon, observed directly from the rendered page in the July 2026 crawl.
2
stopped running it that month
0
of those are 11–500 employees
19
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Simon
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Google Analytics 100%core-js 96%Google Tag Manager 94%Cloudflare 89%Facebook Pixel 85%Microsoft Advertising 79%Priority Hints 77%jQuery 74%Amazon Web Services 72%HSTS 72%
Share of a 47-domain sample of Simon users that also run each.