Huston Patterson is a privately owned large format package printer (litho labels & top sheets). Huston Patterson is located i ... n Decatur, IL. Huston Patterson has a specialty products division called Sigma Graphics. Sigma is located in Ottawa, IL. Sigma is a commercial printer who also handles 40 - inch package print. Huston Patterson is home of the HPx (the Huston Patterson experience). For more details about our capabilities and HPx please contact your Client Services Manager. read more