Allyson Stewart-Allen

Allyson Stewart-Allen is an internationally acclaimed leadership expert renowned for guiding brands to global success and a world authority on international marketing, US business, and inter-cultural working advising European and US organizations growing their presence on either side of the Atlantic. Having consulted for major brands like Burberry, HSBC, and Shell, Stewart-Allen helps them expand and succeed in international markets. Originally from Los Angeles, California, and a dual British and US citizen, she has been based in London since 1988, applying her fluency in French and German along with extensive consulting experience through the company she founded, International Marketing Partners, and her prior roles with blue-chip consulting firms including Price Waterhouse, PA Consulting Group, and Hay Management Consultants.

Stewart-Allen has developed innovative tools such as the BrandBarometer™, powered by Seattle-based GMI (Global Market Insite), which surveyed a worldwide panel of over 17,000 consumers across 17 countries on their perceptions and direct experiences of the world’s most recognized brands. She is a best-selling author of "Working with Americans," which provides insights into US business culture and has been highly received by CNN, Sky News, Financial Times, and various BBC television and radio programs. This book was notably the first 'business' book featured at the Hay-on-Wye literary festival. Additionally, her expertise contributes to volumes such as The FT Handbook of Management and Win New Business.

Stewart-Allen's work enables clients to lead and manage across cultures and achieve their marketing and business development strategies successfully. She has worked with over 260 organizations in 26 countries, enhancing their global business strategies. Her keynotes, delivered on international platforms such as Wilton Park and Economist Conferences, focus on empowering teams and strategies for international growth, emphasizing the importance of cultural diversity, inclusive leadership, and strategic branding. Recently, she has appeared on BBC News, CNN, and other platforms sharing her expertise in these areas.

In addition to a regular column in Market Leader magazine and frequent contributions to prestigious publications like The Financial Times and The Wall Street Journal Europe, Stewart-Allen holds several affiliations with esteemed organizations and academic institutions. She is a Fellow of the Marketing Society, the Chartered Institute of Marketing, and the British American Project, among others. Stewart-Allen holds a Bachelor of Science degree in International Business from the University of Southern California's Marshall School and an MBA from Claremont Graduate University, having studied under Dr. Peter Drucker. Her continued engagement in global business education and consultancy underscores her commitment to advancing international business practices and leadership.