The combination of Campofrio and Groupe Smithfield Holdings SL will be called Campofrio Food Group, the company stated.
Prior to the merger, Smithfield already owned 24 per cent of Campofrio - it said that it now owns 37 per cent of the new company.
The merger creates the largest pan-European company in the packaged meats sector and one of the five largest worldwide, and the Campofrio Food Group will be listed on the Madrid and Barcelona stock exchanges.