This is the 13639th most frequent Turkish word.
kuruluşa
"Kuruluşa" means "to the organization" in English.
In this sentence, 'kuruluşa' is used in the dative form to indicate the group or organization receiving the new members.
Kuruluşa yeni üyeler katıldı.
New members joined the organization.
Here, 'kuruluşa' is in the dative form, referring to the organization to which the proposal was presented.
Bizim önerimiz kuruluşa sunuldu.
Our proposal was presented to the organization.
In this usage, 'kuruluşa' indicates possession or association with the organization.