Our Executive Team | MMA Global

Our Executive Team


Greg Stuart
Chief Executive Officer

Greg Stuart is the CEO of MMA Global (MMA), the leading global media trade group focused on architecting the future of marketing. Over the past 7+ years, Greg has transformed the once-bankrupt association, attracting major marketers and media/tech company leaders to lock arms and advance the marketing industry.

Greg and team have tripled the organization’s revenues, energized its 800+ member companies globally, and there are now nearly 60 MMA team members in 15 countries. His Board includes CMO’s from Marriott, Uber, Dunkin Brands, Walmart, Samsung, Chobani, and dozen and half others, plus senior execs from Facebook, Google, Twitter, SNAP and more. Read more »

Fabiano Destri Lobo

Fabiano Destri Lobo is the CEO of MMA in Latin America and a born entrepreneur with over 15 years experience in multi-cultural planning, development and deployment of innovative technology in the telecom and digital marketing segments in the region. For the past 7 years he has been engaged in the mobile segment helping grow and shape the ecosystem in Latin America. He is passionate about mobility and holds an international track record in transforming ideas and startups into successful business ventures. He is a mentor in Brazilian accelerator “Start You Up” and an angel investor in several start ups in Brazil. His role in the MMA is to oversee the Latin American membership, research, strategic initiatives, events and educational program. Read more »

Giovanni Romero

Prior to joining MMA, Giovanni Romero supported portfolio companies at Providence Equity Partners, focusing on delivering incremental value through data, analytics, technological change & AI. Previously, he was the Global Chief Business Intelligence and Analytics Officer at Mindshare, where he built the global business consulting and analytics practice for over a decade. Earlier in his career he was a specialist consultant in the marketing practice at McKinsey & Company. He has extensive expertise in digital transformation, product lifecycle management, cloud platforms and infrastructure, applied analytics, ML/AI, generative AI, and growth generation. His experience in marketing specifically covers technical domains such as market research, pricing, media planning, and buying strategy. His work significantly intersects with MMA’s core focus areas, including measurement, attribution, and applied AI. Read more »

Melis Ertem
Managing Director, MMA MEA (Türkiye, Middle East, Africa)

Melis Ertem, with over two decades in marketing, technology, and telecommunications, leads as Managing Director of MMA Türkiye & MEA, driving significant innovation and growth. At Turkcell, she led the Mobile Marketing & Advertising Division to a staggering $150 million in annual revenue. She also established the first GSM Operator-led permission database, reaching over 13 million subscribers and introducing advanced audience targeting with lifestyle clusters, setting new industry standards.

Melis authored one of the pioneering texts in the field, “Mobile Marketing Fundamentals and Strategies Book” (McGraw Hill, August 2010). As Consumer Product Marketing Director, she oversaw the acquisition of Türkiye's first music streaming platform, “fizy.com,” significantly boosting the sector's growth. Read more »

Rohit Dadwal
MMA Board Member, CEO MMA Global APAC & Global Head of Smarties WW

A highly visible industry advocate with over 29 years of experience in the digital, Rohit is a passionate and visionary leader who drives business transformation and growth for MMA Global as the CEO Asia Pacific & Global Head of Smarties WW. Based in Singapore, Rohit is the CEO of MMA Global Asia Pacific driving the growth of advertising and marketing on digital in the region, building MMA’s presence and influencing few billion of advertising and marketing dollars while forging relationships with industry leaders and key stakeholders. Rohit also oversees the SMARTIES program as the Global Head of Smarties WW driving global management and expansion of Smarties, the world's only global Business impact marketing awards program that recognizes and celebrates the best in creativity, effectiveness, and innovation. Read more »

Susan Hothersall
Chief People Officer

Susan is the Chief People Officer at MMA Global. She is responsible for defining the organization’s Talent and Culture agenda. Susan leads MMA’s strategy to attract, develop and retain a team of intellectually curious disruptors who are motivated to lead a total transformation of Marketing. Susan is focused on creating a culture where people can harness their superpowers and engage in personally fulfilling and impactful work while also developing new capabilities. With the support of the Executive Leadership Team, Susan promotes work-life integration, real world on-the-job learning, and managing for outcomes to enable a work-from-anywhere environment. Read more »

Vassilis Bakopoulos
SVP – Head Industry Research

Vas is the SVP of Research and Insights for MMA Global. In this role, he is responsible for defining the organization’s learning agenda, conducting research in areas of multi-touch attribution, ad fraud, location targeting, viewability and more. Before joining the MMA, Vas held senior Research and Strategy roles at Digitas/Publicis and Kantar in New York and Europe. Vas is a frequent speaker and he is published at the Journal of Advertising Research and other publications. Read more »