Looking for an active well knowledgeable guild

I am new to the game I have 3 characters, I have 2 other friends that will come with me. We are looking for friendly, helping and, active. We are all adults I am 29 not looking for a immature guild we value our time, we like to get stuff done but have fun doing it.
-75 Hunter
-63 Death Knight
-101 Demon Hunter

Other 2 players are around the same levels as me, we understand the basics of the game. Me and my wife are Est and the other is Pst time zone