# AV & IT Services If you need **AV assistance**, please reach out to the Educational Support Services (ESS) Department - [Education Support Services](https://ess.fas.harvard.edu/) at 617-495-9460 or . Any IT concerns, please reach out to **HUIT**, [Harvard University Information Technology](https://huit.harvard.edu/) at 617-495-9460 and HUIT Support Center at 617-495-7777.