Interxion unaudited numbers for the three months ended 30 June 2010

Press Release, 25 August 2010

Interxion Reports Q2 2010 Results
AMSTERDAM 25 August 2010 – Interxion, a leading European provider of carrier-neutral
colocation data centre services, today released its unaudited numbers for the three months
ended 30 June 2010.
Highlights:
· Revenue increased by 19% to €50.4 million (Q2 2009: €42.5 million)
· Adjusted EBITDA increased by 25% to €19.6 million (Q2 2009: €15.7 million)
· Adjusted EBITDA margin improved to 38.8% (Q2 2009: 37.0%)
· Net profit of €4.0 million (Q2 2009: profit €8.2 million)
Interim Financial Statements
To view Interxion Holding NV’s Interim Report for the three months ended 30 June 2010,
please visit the investor section of Interxion’s website at Colocation Data Center | Data Centre | Interxion Colocation Services and click on
“2010 Q2 Interim Report”.