Ryanair is an Irish ultra low-cost airline group headquartered in Swords, County Dublin, Ireland. The parent company, Ryanair Holdings plc, includes subsidiaries Ryanair DAC, Malta Air, Buzz, Lauda Europe and Ryanair UK. From Wikipedia
The airline will penalize any passenger removed for misconduct with a minimum €500 charge as EU regulators consider new carry-on baggage fees.