The new agreement regulating the future relations between the EU and the UK entered into force by 1 January 2021. The agreement aims to allow the UK to remain on the fringe of the internal market. The agreement provides for an extensive free movement of goods, however, the free movement it provides to companies is more limited. The article outlines which companies can benefit from the right to make investments (including establishments) and to provide services, and it outlines the protection given to these companies when they perform such activities. It points out where the free movement of companies is most clearly diminished and furthermore, some issues that are likely to attract attention in the years to come.