High-Pitched Hum is a Cooperative Publisher. The concept behind the Cooperative Publishing System is to have the publisher and author join forces.
Located in Jacksonville Beach, Florida.
LONG AWAITED SEQUEL NOW AVAILABLE!


Marli Sieburger’s Long awaited sequel to her popular title, Diamonds and Mildrew. DIAMONDS & DESTINY is now available!. Diamonds & Destiny is the saga of the Merlenes’ Dynasty, a story which journeys around the jewelry industry and forces the family members to engage in dangerous enterprises that soon become the source of an awful misery. The characters’ ambitions are the stepping stone of their ultimate legacy. It is indeed the power of money and the fascination that people have for diamonds that control the course of their destiny.
Watch Big Sister, based on the Jetty Man Books from Don Flynn Pictures.