| Unit | Type | Year | Steward | Population | Geographic Reach | Cost (Candidate) |
|---|---|---|---|---|---|---|
| A-01 LinkedIn | General professional | 2003 | Microsoft | 1B+ users | 200+ countries | Free + Premium $29.99/mo+ |
| A-02 Indeed + Glassdoor | Job search + reviews | 2004 / 2007 | Recruit Holdings | ~350M visitors/mo | 60+ countries | Free |
| A-03 Wellfound | Startup-specific hiring | 2010 | AngelList | 8M+ / 150K startups | Startup ecosystems | Free |
| A-04 Meetup + Lunchclub | Community + 1:1 | 2002 / 2017 | Bending Spoons (Meetup) | 52M+ members | 190+ countries | Free attend · ~$20/mo organize |