AT&T

AT&T Is a leader in Telecommunications Services, including cell phones, wireless, digital TV, high-speed internet, home phone and DSL.

Hatzel & Buehler consistently performs both customer and project work for AT&T, through a direct sub-contract with Ahearn Holtzman. Hatzel & Buehler performs work at two of AT&T’s mission critical facilities, located in New York City.