The Guinness Archive was established in 1998 to preserve, catalogue and make accessible the heritage of the GUINNESS brand to internal and external users. The Archive holds the 1759 lease, the foundation document of the brand, and over 7,000 linear metres of paper material, over 10,000 photographs, 1,000 items of film/ video, a large advertising collection and a large artefact collection

The Guinness Archive is the only corporate Archive open to the public in Ireland and is located in Guinness Storehouse.