[andreashaerter]

> You can verify yourself using company email address

LinkedIn does not support smaller companies; it appears to rely on some kind of whitelist or known-enterprise system. This option is simply not available for at least 90% of users.

[nalekberov]

> LinkedIn does not support smaller companies.

Pity, but even then is it worth to hand over your very personal data to multiple companies for the sake of blue tick? Not judging, genuine question.