3. Hewlett Packard Enterprise

Hewlett Packard enterprise regularly organizes company events to honour and publicly recognize employees who refer qualified candidates. By recognizing their referring employees as "champions," this company achieves greater employee engagement.

Lessons:

Don’t focus only on your employee referral awards and forget to thank your employees for referring great candidates! Even if their candidate doesn’t end up selected in the end, you should still think of a way to thank them for their time and effort.