HCI Systems Inc. is a licensed C-7, C-10 and C-16 low voltage systems integration contractor offering a full spectrum of services including sales, engineering, installation, service, and maintenance with over 600 employees in our seven branches. Collaborate with premier partners in vertical markets, such as transportation, global/enterprise accounts, utilities, financial/banking, healthcare, datacenters, federal, state, and local governments, and K-12 & higher education.