Most meta - search companies do straight affiliate deals, none that I know of have what I would consider official partnerships with dating sites. (onlinedatingpost.com)
It's a rarity that you're able to transfer points from one airline to another, even when the two airlines are alliance partners or have formed some other official partnership. (uponarriving.com)
Konami has also announced official partnerships with multiple organizations such as Liverpool FC, Borussia Dortmund and Club Atlético River Plate for exclusive licensed content. (heavy.com)