LinkedIn is a business and employment-focused social media platform that works through websites and mobile apps. Launched on May 5, 2003, owned by Microsoft. The platform is primarily used for professional networking and career development, and allows job seekers to post their CVs and employers to post jobs. From 2015 most of the company's revenue came from selling access to information about its members to recruiters and sales professionals. Since December 2016, it has been a wholly owned subsidiary of Microsoft. As of February 2022, LinkedIn has 830+ million registered members from over 200 countries and territories.

Operator of a decentralized recruitment network intended for companies with an ecosystem of humans and machines. The company's platform lets other companies list open roles with a referral bounty on the blockchain, incentivizing their community and their ecosystem of talent partners, allowing job boards, HR tech businesses, publications recruiters, communities, agencies, and networkers to help hire top talent faster and cheaper.

Phenom is a global HR technology company that aims to help a billion people find the right jobs.