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.

Welcome to the Jungle is a multi-channel media company that aims to inspire every individual to thrive in their professional lives. The company proposes a wide variety of high-quality content to help young professionals rethink their relationship with work. Welcome to the Jungle also created a content-rich website with 3,300+ detailed company profiles – including photos, videos, and statistics – making valuable job search information accessible for prospective candidates

JOBJACK is an online platform bridging the gap between job seekers and job providers by creating access and automating the entire entry-level recruitment process.