Square Enix Europe's official business name is Square Enix Ltd. It started trading under the name Square Enix Europe in 2009 after the merger with Eidos Interactive. "Square Enix Ltd. develops, publishes, distributes and licenses SQUARE ENIX, EIDOS and TAITO branded entertainment content in Europe and other PAL territories as part of the Square Enix group of companies. Square Enix Ltd. also has a global network of leading development studios such as Crystal Dynamics and Eidos Montréal. The Square Enix group of companies boasts a valuable portfolio of intellectual property including: FINAL FANTASY, which has sold over 130 million units worldwide; DRAGON QUEST, which has sold over 71 million units worldwide; TOMB RAIDER, which has sold over 58 million units worldwide; and the legendary SPACE INVADERS. Square Enix Ltd. is a London-based, wholly-owned subsidiary of Square Enix Holdings Co., Ltd."