WeWork has acquired 21 startups in the last four years, from a college messaging service to a real estate investing app. Here's everything WeWork has bought.

Case

Welkio

• What it did: Office sign-in software creator
• Amount: Undisclosed
• Deal date: March 2016
• Founder: Florent Ferere

FieldLens

• What it did: Construction field management mobile software
• Amount: Undisclosed, but privately valued at $20.57 million
• Deal date: June 2017
• Founder: Doug Chambers

Spacemob

• What it did: Singapore-based Co-working space startup
• Amount: $500 million
• Deal date: August 2017
• Founder: Turochas Fuad

Unomy

• What it did: Israeli marketing sales software startup
• Amount: Undisclosed
• Deal date: August 2017
• Founder: Gal Har-Zvi

Flatiron School

• What it did: Online coding school
• Amount: $40 million
• Deal date: October 2017
• Founder: Adam Enbar

Wavegarden

• What it did: Wave generator startup for surfing
• Amount: Undisclosed; WeWork reportedly acquired a "large stake" in the company.
• Deal date: 2016
• Founder: Josema Odriozola

Meetup

• What it did: Global social networking app
• Amount: $200 million
• Deal date: November 2017
• Founder: Brendan McGovern

Conductor

• What it did: SEO marketing software
• Amount: Undisclosed but was privately valued at $125 million
• Deal date: March 2018
• Founder: Bennett Theimann

LTB

• What it did: UK-based office design firm
• Amount: Undisclosed
• Deal date: April 2018
• Founder: Martin Leeper

Naked Hub

• What it did: Chinese coworking startup
• Amount: $400 million
• Deal date: April 2018
• Founder: Grant Horsfield

MissionU

• What it did: Alternative education software
• Amount: Undisclosed, but had been privately valued at $27 million
• Deal date: May 2018
• Founder: Adam Braun

Designation Labs

• What it did: Bootcamp for designers
• Amount: Undisclosed
• Deal date: August 2018
• Founder: Aaron Fazulak

Teem

• What it did: Cloud-based workspace analytics tool
• Amount: $100 million
• Deal date: September 2018
• Founder: Shaun Ritchie

Euclid Analytics

• What it did: Location-based marketing software and analytics for retail customers
• Amount: Undisclosed, but privately valued at $140.84 million
• Deal date: February 2019
• Founder: Ross Chanin

Managed by Q

• What it did: Office management logistics startup
• Amount: $250 million
• Deal date: April 2019
• Founder: Saman Rahmanian

Islands Media

• What it did: Location-based messaging service for college students
• Amount: Undisclosed, privately valued at $8.42 million
• Deal date: April 2019
• Founder: James Ellsmoor

Prolific Interactive

• What it did: Mobile-based branding agency
• Amount: Undisclosed
• Deal date: June 2019
• Founder: Kelly Menne

Waltz

• What it did: Real estate investing app
• Amount: Undisclosed, but privately valued at $3.58 million
• Deal date: June 2019
• Founder: Matthew Kopel

SpaceIQ

• What it did: Cloud-based office management software
• Amount: Undisclosed, but privately valued at $19.50 million
• Deal date: August 2019
• Founder: Shahar Alster

Spacious

• What it did: Coworking startup for freelancers that rents out unused restaurant space
• Amount: Undisclosed, but privately valued at $29.10 million
• Deal date: August 2019
• Founder: Preston Pesek