Mr. Graham is an expert in product development, growth marketing, and business strategy with past experiences as a successful entrepreneur, management consultant, and private equity director. He has spent the past several years consulting companies through growth marketing methodologies. He is an author and frequent seminar lecturer with past engagements at Emory, Suffolk University, and N. Georgia College.

Roman Grimaldi

Mr. Grimaldi joins Mimmer as an experienced Creative Director and entrepreneur. During his early professional career, Grimaldi is an award-winning designer who made a name for himself through innovative and daring design. Grimaldi’s work has been displayed at TEDx events, showcased in art galleries, and was chosen by leading design magazines as a top 30 designer under 30.

Mr. Spiegel comes to Mimmer as an experienced entrepreneur with multiple startup successes to his credit. Most notably, Spiegel co-founded Rubicon Global, a sustainability management and technology and Atlanta's 6th fastest growing company featured in the NY Times & Bloomberg.

Mr. MacDonald is a veteran of film, television, and radio production, as well several independent projects. MacDonald has implemented media strategies, integrated marketing procedures and overseen business development for several successful startup companies, in addition to producing digital content for several Fortune 100 corporations. MacDonald also brings project development and operation strategies skills.