Garden Grove's Operations Support Group, a section of the Information Technology Department, supports all City end-user devices, networking equipment, and operational support of numerous servers and systems. The team manages and supports over 550 desktops, laptops, and in-car computers; Tablets and other mobile devices are also supported. The support group also manages the City's LAN and WAN networks that connect dozens of facilities through City owned fiber networks.

The City takes advantage of many Open Source technologies to provide stable and secure services. File, print, and domain services are provided by Linux/Samba servers. Directory services and authentication services are provided by OpenLDAP and FreeRadius. Linux firewalls and routers are also used extensively throughout the City. Additionally, numerous Open Source tools are used for monitoring, support, and tracking of the City's enterprise computing environment.