As a subsidiary of London-based CWE Solutions, the Sheffield-based company will be renamed DCP Solutions, giving the business locations in the north and south of the country.
CWE Solutions managing director Doug Gilbertson said: "We are delighted to be able to combine our product portfolio, knowledge and client-base with DCP.
"It has transformed into a reputable company that can now offer a variety of different services and get a foothold into markets CWE Solutions traditionally hasn't explored extensively."
Gilbertson added that the combined businesses were targeting a turnover of £13m in 2011.
The company is the largest HP reseller in Europe and offers a range of wide-format hardware and consumables from manufacturers including Epson, Canon and Mutoh are available.
Products available run a range of sectors in digital, dye-sublimation, photographic, fine-art display graphics and signage.