Mark Hempel

Writing / Publishing

Co-founder and COO of Sumbola. Sumbola is a next generation digital publishing platform for authors, readers and talent (i.e., editors, illustrators, translators, etc.). It’s transmedia enabled, cloud-based, and includes a full feature, ad-free reading environment. Possessing eclectic skill sets, front-end development is my expertise, along with leadership, organizational culture building, customer acquisition, user experience, growth hacking, branding, monetization and business strategy.