Columbia University Information Technology | 929 followers on LinkedIn. Columbia University Information Technology (CUIT) provides IT services to empower Columbia. | Columbia University Information Technology (CUIT) supports mission critical technology for over 40,000 faculty, staff and students. CUIT provides Columbia University students, faculty and staff with central computing and communications services including email, telephone service, web publishing, computer labs, electronic classrooms, course management and student information applications, office and administrative applications, and management of the high-speed campus ethernet and wireless networks. CUIT also manages an array of computer labs, terminal clusters, ColumbiaNet stations, multimedia classrooms, and provides a variety of technical support services.