The Warner Sisters

Tiana Warner and Stephanie Warner are sisters from Greater Vancouver who write screenplays featuring diverse female protagonists. They have spent their lives collaborating on creative projects, including many years working on the same marketing team, providing beta feedback on each other’s novels, and co-writing screenplays.

Warner Sisters screenwriters

MERMAIDS OF ERIANA KWAI – Teen Fantasy Film; TV Drama Series (LGBTQ+)

When indigenous warrior women are sent to fight the mermaids who have slain the men before them, one of the warriors falls in love with a mermaid she was sent to kill.

This is an adaptation of Tiana’s award-winning trilogy, Mermaids of Eriana Kwai, which has gained a fanbase and has also been produced in audiobook form and as a graphic novel.


On a quest to find her True Purpose in life, an outgoing millennial girl tries her hand at a string of odd and exciting career paths.

Awards and Acclaim for Tiana’s Novels

  • #1 Kindle Teen Fantasy bestseller; #192 overall on the Kindle store
  • Winner: 2016 Best Indie Book Award, Young Adult
  • First Place Winner: Dante Rossetti Awards 2014 for Young Adult Novels
  • Foreword Reviews 2014 INDIEFAB Book of the Year Awards Finalist
  • Foreword Top 10 Indie YA Books of 2014
  • Finalist: The BookLife Prize in Fiction

Stephanie Warner’s Film Experience

  • Certificate in Writing for Film and Television – Vancouver Film School
  • Production Coordinator – Various Projects, Digital Domain
  • Production Intern and Script Analyst – Arcana Comics
  • Assistant to Mark Dumas – Twilight, The Vampire Diaries

Please contact us at to learn more about our projects, awards, qualifications, and other works-in-progress.