No. 7 Tattoo Co.! Owner/Operator: Andy Kaelin. Andy has been tattooing in Fort Smith, AR, and OK for 10 years now. His standards are of the utmost professionalism. He is unbelievable talented with his linework, which is the real foundation of an excellent tattoo, right? He takes his profession seriously. He takes pride and care in his attention to detail and precision. His skill and talent are exceptional. Andy has an excellent reputation built for himself, and is finally opening his studio: No. 7 Tattoo Co. Please stop by, even if its just to view or meet the artist.