Mammoth American Tattoo shop

Participation -

Entire Shop


- Tattoo


Warm welcomes, unrivaled customer care, and high levels of professionalism are the standard at Mammoth American. We offer a wide variety of styles ranging from American Traditional to Japanese, as well as each artist’s own individual style. We pride ourselves on beautifully executed tattoos, satisfied clients and a neighborhood shop atmosphere.


Established in 2014.

Established in 2014, Mammoth American is a professional custom tattoo studio and art gallery located on 26th Avenue in the Whittier neighborhood of Denver Colorado. Owner and artist William Thidemann brought together the talents of DJ Chilcote, Chad Stewart, Ian Rice & Adam Hays in conjunction with his own to provide the highest quality tattoos and unparalleled customer care.

(303) 455-2855

Who We Are

Project Semicolon

Project Semicolon, is the nation’s most effective grassroots mental health organization dedicated to building better lives for people all over the world experiencing mental health.

What We Do

Save Lives

When you're experiencing a mental health problem, supportive and reliable information can change your life. That's what we do. We empower people to understand their condition and the choices available to cope with the symptoms of their mental illness.

© 2022 All Rights Reserved.