Department Overview

The Internal Services Department was established in 1989 by the Board of Supervisors to help manage and support the basic functioning of the Los Angeles County’s 37 departments, and approximately 200 committees and commissions. Among the support services provided are acquisition services, administrative services, building support, communication services, data center management, energy & environmental services, programming services, and other support services. With 2,197 budgeted positions and more than 5,120 contracted workers of varying professions and occupations, ISD is committed to being the County’s trusted partner and provider of choice. Today, with technology’s quickening pace, the need for innovation, creativity, and quality services is our driving force.

About Us

Our Mission

To provide essential services to support the County's mission.


To be the Trusted Partner and Provider of Choice. 

our values


          Anticipate Customer Needs.


          Exceed Expectations.


          Create Value through Innovation.


          Work as a Team. Respect the 



          Provide Environmental Leadership.