OISG Group is your complete technology partner with award-winning services designed for your entire IT lifecycle - always delivered with our promise: service is everything Our portfolio of services, combined with our dynamic and traditional business ethos ensures delivery of the correct solution ‘first time, every time’. With sales offices in the City of London, Canary Wharf, and Birmingham, along with our strategically located Technical Resource Centres, OISG Group provides total technology solutions nationwide.