Once high-flying tech companies like WeWork and Magic Leap have been shedding employees. Others are struggling to fundraise. Following a reckoning in the public markets in 2019, 2020 isn't likely to be kind to tech companies that have been burning through cash and haven't found a way to turn a profit. 

With that in mind, we assembled a list of companies that our reporting suggests could be in trouble in the months ahead. As these businesses continue to lose money, they will need to raise more money in the coming year. Given their flagging growth, raising money on reasonable terms will be challenging. So unless they can come up with a winning strategy quickly, they may have to shut the doors or sell. Here's the list, including companies in much-hyped areas like augmented reality, scooter rentals and crypto.