AMSTERDAM--(BUSINESS WIRE)--Interxion Holding N.V. (“Interxion”) today announces that it has reached a non-binding agreement on an all-share merger with TelecityGroup plc (“TelecityGroup”). The proposed transaction would be structured as an offer by TelecityGroup for Interxion and the primary listing for the combined group would be in London, where TelecityGroup’s shares are admitted to trade on the London Stock Exchange (LSE: TCY); with a New York Stock Exchange listing for TelecityGroup’s exi