The midfield pair have played a crucial role in Ghana's success story at the World Cup, as the Black Stars remains the sole African competitor standing.
Their performances in South Africa have not gone unnoticed in Europe, with Genoa now reportedly one of the sides to be keen on their services.
Annan, who currently represents Rosenborg, has been in Norway since 2007, when he joined IK Start from Ghanaian side Hearts of Oak.
Boateng, who has dual German-Ghanaian nationality, began his career at Hertha BSC, and after two disappointing years at Tottenham Hotspur, he moved to Portsmouth last summer, where he was a regular first-team player.
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