Penitentiary Tattoos provides professional tattoo and piercing services in Detroit, MI, delivering high-quality artistry and a safe, comfortable experience.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how Penitentiary Tattoos broke down on Apr 26, 2026.
Operator ranks every tattoo and piercing in Detroit every night at 2 am HST using reviews, response rate, and local market share.
The numbers tell one story. The photos tell another. Images are indexed from Google Business Profile, the public website, and connected social profiles.
Operator has not indexed public photos for Penitentiary Tattoos yet. Find your listing to add photo proof of your crew, equipment, and completed work.
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