Venue pages on Untappd can become Verified if the venue has a business relationship with Untappd. This is done by having an Untappd for Business subscription.
Verified Venues are distinguished in-app and online by these images:
Verified Venue's can list their menu, local badges, events, and other information about their venue that other unverified venues cannot.*
Wondering if there are any verified venues around you?
*Venues are responsible for the accuracy of their menus and events.