Complete IT has opened in Broad Quay House, close to the Arnolfini.
Colin Blumenthal, managing director said: "By using Complete IT, a customer passes on all the day-to-day running and potential worry of the IT function to a long-established and expert IT partner –typically benefiting from cuts in its IT expenditure while at the same time achieving greater IT efficiency and business results.
"Bristol was a logical choice for a new office as it has a highly skilled and committed workforce, a large number of high-quality, IT enabled businesses that are looking for true business advantage from effective use of IT spend, and is an expanding, vibrant city."
Complete IT is an IT support and services company based near Marlow, with offices in Bristol, Swindon, Oxford, Peterborough, Nottingham and London.