Certec does not repair or service any inkjet printers, scanners or typewriters as does not provide any warranty repair or service. Certec IT Provides a wide range of professional, friendly, affordable computer & IT support services and consulting to small businesses ( including home based offices) and residential customers in Chicago and Suburbs area. We are locally owned and operated company and have been doing business in the Chicago area since 2001. We have been in the computer / software / IT industry for over 15 years. Certec can provide you with lease, sale and service for your new or existing computers and computer networks, copiers or laser printers, digital phone systems and fax machines.