Jane Austen's Dragons

7 book series (and counting)

by Maria Grace

The Minstrel's Song

 4 book series

by Jenelle Leanne Schmidt

Chronicles of Theren  4 book series (and counting)

by C. D. Tavenor

The Dark

3 book series (and counting)

by Paul Arvidson

The Way of Aloha

2 book series (and counting)

by Cameron C. Taylor

The Zak Bates Eco-Adventures

3 book series (and counting)

by W. Bradford Swift