The Google Partner badge shows that specific Partners have passed Google Ads product certification exams and are up to date with the latest product knowledge.
https://www.google.com/partners/
Widgets · Web Badge
Get access to data on 12,723 websites that are Google Partners Badge Customers. We know of 8,526 live websites using Google Partners Badge and an additional 4,197 sites that used Google Partners Badge historically and 3,452 websites in the United States.
Get a list of 12,723 websites using Google Partners Badge which includes location information, hosting data, contact details, 8,526 currently live websites and an additional 14,546 domains that redirect to sites in this list. 4,197 sites that used this technology previously and 3,452 websites in the United States currently using Google Partners Badge.