Fantasy sports app Sleeper is set to launch a new media business, with its eyes on capturing a larger share of online sports conversations. The company, which boasts 5 million monthly active users ...

Sleeper is looking to take on fantasy league apps from major players like ESPN and has amassed venture funding from Silicon Valley investors to take them down.. The Bay Area startup is aiming to ...

It’s worth taking notice that startup Sleeper has acquired significant new Silicon Valley venture funding to take on the large, traditional fantasy sports apps, like ESPN and Yahoo Sports.