This startup uses data to forecast which companies are ready to go public - here are its 16 predictions for 2019

Airbnb is a poster child for highly valued, venture backed startups. With a valuation of nearly $30 billion, the 10-year-old startup has faced some anxiety and frustration from its employees who want liquidity — so much so that Airbnb came right out and promised its staff it would go public between June 2019 and late 2020.

A $300 million Series F round of funding in June 2017 valued AvidXchange at $1.4 billion.

Cloudflare was last valued at $1.8 billion in a 2015 funding round. In October, Reuters reported that the startup is preparing for an IPO which could value the company around $3.5 billion.

CrowdStrike has hired Goldman Sachs to lead an IPO in early 2019, according to Reuters, and it's aiming for a $3 billion valuation.

DoorDash was valued at $1.4 billion in a $535 million funding round in March. Then in August it nearly tripled its valuation to $4 billion after getting another $250 million in a Series E.

Grail, a biotech company which aims to detect cancer early, was last valued over $3 billion in a $300 million Series C in May. In February 2018, Bloomberg reported that Grail plans to go public in Hong Kong.

Lyft has hired JP Morgan to lead a potential $15 billion IPO, CNBC reported in October. The ride hailing platform raised $600 million at a $151 billion valuation in June.

Founded in 2001, Medallia is one of the oldest unicorn companies that could go public in 2019. The enterprise customer experience management platform is backed by Sequoia Capital. Its last funding round, a $150 million Series E in 2015, valued the company at around $1.25 billion.

The data analytics firm Palantir Technologies has maintained an ethos of mystery, but that could change if it goes public in 2019 — or, as was previously reported, the more likely date of 2020. The company was last valued at $20 billion in 2015.

Peloton Interactive, the tech-powered indoor bicycle exercise machine company, was last valued at $4.15 billion in an August venture capital round.

The food delivery platform Postmates was last valued at $1 billion in a September Series E.

Rubicon Global is a sustainable waste and recycling startup, described by some as the "Uber of Trash." The startup was last valued at $1 billion in a May funding round.

Slack, a workplace productivity platform that lets teams collaborate on a single messaging platform, was last valued at $7.1 billion in a $427 million Series H in August. The company is preparing to go public in the first half of 2019.

Uber, the ride hailing service whose culture became notorious last summer, could go public with a whopping $120 billion valuation, according to the Wall Street Journal.

WalkMe, a software company that helps users navigate through web-based services, was valued at $1 billion in a $40 million funding round in September.