GettyImages 972799818Epic Games, the makers of “Fortnite,” reached unicorn status in 2018.Getty

When Instagram sold to Facebook for $1 billion in 2013, it felt like a massive sum of money. 

Five years later, we seem to be numb to the billion-dollar acquisitions and valuations around us. WhatsApp was acquired for $19 billion. Uber is valued at $72 billion

Yet, to build a billion-dollar company from scratch is still an incredibly difficult feat. Last year, CB Insights reported that the odds of becoming a unicorn — a company valued at $1 billion or more — was less than 1% for companies that had raised venture capital. 

So far in 2018, there have been 35 tech companies in the US to reach this unicorn status, according to data provided by PitchBook

Others were included in PitchBook’s list, like the makeup company Pat McGrath Labs, the fancy healthcare provider One Medical, and the publicly traded weed dispensary company MedMen. There were also international companies. For our list, we selected US companies with technology at the core of their business.

Here are the 35 US tech companies that have reached unicorn status in 2018: