The starships transported the colonists to their new planet, but they still need to transport several more waves of people.

Who is "they" in this prior sentence?
The starships
AOL finally had their CEO step down to respect the wishes of the stakeholders since they have votes to decide the direction of the company.

Who is "they" in this prior sentence?
the stakeholders
Master Sifu passes wisdom on to Jack because he has much to teach him.

Who is "he" in this prior sentence?

Master Sifu