Tash Koster-Thomas

Inclusive Leadership & Cultural Intelligence Expert

Fields of expertise:

Leadership development Cultural Leaders Intersectionality Allyship Unconscious Bias Empathy in the Workplace Women Empowerment Psychological Safety PRIDE Month DEI and DEIB Racial Equity LGBTQIA+ Black History Month

Tash Koster-Thomas is an award-winning Equity, Diversity and Inclusion Consultant, facilitator, and speaker who works with organisations across sectors to build cultures where equity and belonging are embedded practice.

Recognised as a D&I Leaders Inspirational Leader 2025 and recipient of the WCS Award for Corporate & Workplace Inclusion, Tash brings a distinctive combination of strategic focus, cultural intelligence and lived experience as a Black queer woman to every engagement. Her work spans inclusive leadership, cultural intelligence, microaggressions, allyship and end-to-end EDI strategy and is known for being direct, evidence-informed and impactful.

Tash has partnered with some of the world's most recognisable organisations, including Google, Disney+, Unilever, UNICEF, Virgin Media, HubSpot, Skyscanner, King's College London, the Mercedes-AMG Petronas Formula One Team, and Kew Royal Botanic Gardens, alongside law firms, universities and professional services organisations. Whether working with senior leadership teams or organisation-wide audiences, her approach centres on creating the conditions for honest dialogue, practical skill-building and lasting cultural change.

Originally trained as a Musical Theatre performer and with a background in journalism, Tash brings an energy and authenticity to her facilitation that makes even the most complex conversations feel accessible and actionable. She is the co-founder of Breaking the Distance, an LGBTQIA+ platform dedicated to positive queer representation, education and community.

Tash speaks on cultural intelligence, parental equity, LGBTQ+ inclusion, EDI strategy and a range of topics spanning the full breadth of workplace inclusion, bringing fresh perspective and practical tools to every session she delivers.

What our clients say about this speaker

Tash is an exceptional EDI expert whose knowledge, passion, and engaging delivery make her a truly inspiring speaker and facilitator. Drawing on both deep expertise and lived experience, she creates learning experiences that are practical, impactful, and highly relatable. Her ability to adapt to different levels of experience ensures that everyone feels included, valued, and able to contribute meaningfully. Tash also fosters psychologically safe environments where respectful challenge, open dialogue, and shared learning lead to meaningful growth and positive outcomes.

Perry Hamilton-Duris, Head of HR & DEI, Norwich City Football Club

Tash delivered an outstanding Pride webinar, combining high-quality, well-researched content with an engaging and accessible presentation style. She expertly guided audiences through topics such as Pride history, inclusive language, and allyship, making complex concepts easy to understand and apply. Her use of personal stories and relatable examples created a genuine connection with participants and enhanced the learning experience. The feedback was overwhelmingly positive, with attendees leaving informed, inspired, and eager to continue their learning journey.

Victoria Morales Muñoz, Head of HR, McArthurGlen Designer Outlets

Tash's Diversity and Inclusion workshop was, without question, one of the most impactful sessions I have had the privilege to attend. She masterfully balanced insightful, thought-provoking content with warmth, humor, and authenticity, creating an environment where participants felt safe to engage openly and vulnerably. Her ability to foster meaningful dialogue while delivering practical, actionable insights made the experience both powerful and memorable.

Fang Chen, HR Lead, Disney+

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