Name
Location
Size
Founded
OptSpot
Chandler, United States
small
—
OptionMetrics
New York, United States
large
1999
Optoro
Washington, United States
2004
Optum
Eden Prairie, United States
unknown
2011
Order.co
2016
Organizze
Cricima, Brazil
midsize
2009
Orum
Remote, United States
2018
Osponso
Nantes, France
2022
Outcomes Insights
Calabasas, United States
2003
Outfund
London, United Kingdom
2017
Outliant
Austin, United States
2019
Outreach
Seattle, United States
massive
2014
Over The Planet
Warren, United States
2023
Overalls
2021
Overgrad
Chicago, United States
2013
Oyster Recruitment Limited
Poole, United Kingdom
2020
Oyster®
San Francisco, United States
optisizer
Winkeln, Switzerland