The Denali show up in Breaking Dawn at the wedding.
In Alaska
Denali
Denali, Alaska.
Tanya
In twilight Laurent went to live in Denali with Tanya and her sisters and got together with Irina.
before or around the same time as Carlisle.
I believe they are called the Denali clan.
Rosalie Hale from the Denali family was infatuated with Edward Cullen in the Twilight series.
Book 6, Edward goes to Denali. first of all there is no book 6 in twilight saga as there are only 4 books in it.and denali coven and it fact all the covens that are new are introduced in the last book breaking dawn i.e book 4.
Tanya, Irina, Kate (sisters). Also Carmen and Eleazar (mates).
Sasha is the mother in the Denali coven, but the Volturi killed her for creating a vampire child which is illegal.
Kate who is part of the Denali Coven has 2 sisters Tanya and Irina