Trevor “Zelmae” McCullum – CEO of Overall99 Media LLC | Digital Marketing & Media Expert | Author & Educator

Trevor “Zelmae” McCullum is the Chief Executive Officer of Overall99 Media LLC, based in Mississippi, Colorado, and Texas and was recently recognized by Marquis Who’s Who Top Executives for his leadership, achievements, and innovation in digital marketing, media, and content creation. With nearly 15 years of professional experience, Trevor has built a reputation for resilience, positive energy, community dedication, and creativity.

A graduate of The University of Southern Mississippi with a degree in Management and Business Administration, Trevor launched Overall99 Media LLC in 2014, initially focusing on music marketing. Under his leadership, the company has expanded into a full-service media and marketing organization, offering graphic design, video editing, social media management, web design, SEO, and digital advertising across platforms including Google Ads, Facebook Ads, Instagram, X (formerly Twitter), and YouTube. He has also provided marketing support for the Mississippi Democratic Party and numerous local businesses.

Trevor is also a published author, releasing his debut poetry collection, How Long Will They Take From Us, in 2015, followed by his historical fiction novel, Inherited. He is currently working on his third book, Vanity, scheduled for release in 2026, while exploring opportunities in film and television production and developing a new talk show.

Beyond his entrepreneurial ventures, Trevor served as a digital media, videography, marketing, and STEM instructor at Tougaloo College (2020–2022), sharing his expertise with aspiring creators. His passion for sports, fitness, writing, and storytelling informs both his personal and professional life.

Trevor McCullum continues to grow Overall99 Media LLC, helping creators, businesses, and organizations maximize their digital presence, while inspiring others to pursue their passions with dedication and innovation.