Lucille Ossai

Founder & Award-Winning Communications Trainer at Rethinking Business Communications Ltd.

Lagos, Nigeria

Lucille Ossai is an international award-winning communications trainer. She's also a coach, advisor, keynote speaker, and multi-award-winning blogger. She authored the Amazon communications bestseller 'Influence and Thrive'.

She holds an MSc from the London School of Economics (LSE) and a bachelor's degree from the University of Leicester. In 2021, the University of Leicester featured Lucille’s book and highlighted her work in their alumni #CitizensOfChange initiative. In May 2020, LSE named her 'Alum of the Month' for her profile and impact.

Specialising in effective business communication, Lucille helps professionals, entrepreneurs, and business leaders globally improve communication skills to amplify their influence and thrive.

As the founder and chief communications trainer of Rethinking Business Communications Limited, she offers customised virtual, hybrid, and in-person communication programmes. Her services include coaching, training, and advisory sessions in nonverbal communication, public speaking, interpersonal communication, business writing, and leadership communication, persuasion and influence. Lucille’s clients include World Commerce & Contracting, Nestlé Nigeria, the Nigeria Stock Exchange, the Society of Petroleum Engineers (Lagos Chapter), and Ischus.

Her expertise is globally recognised. In 2025, Global Gurus also ranked her as the #7 communication professional worldwide, and she was the only Black professional to feature in the competitive communication category. In 2023, the International Association of Top Professionals named her 'Top Communications Trainer of the Year 2023' for her impact and longevity in the field.

Lucille has been blogging for over 13 years. Since 2017, her multi-award-winning blog, Rethinking Business Communications Blog, has been the only African-based website to appear on Feedspot’s authoritative rank of the top 40 communication blogs.

Her technical note has also been featured on The Case Centre (UK). Furthermore, her insightful articles have appeared on reputable platforms, including BizCatalyst 360, Enterprising Africa Magazine, and BusinessDay Nigeria.

Lucille’s work is truly international. At Ubiquity Executive Coaches (Canada), she is poised to provide business communications support in Canada and beyond. She is also listed on All American Speakers, A-Speakers, and Africa Speakers bureaus.

Her guest appearances on international podcasts and virtual events include the Empowered in My Skin Podcast (Canada), Big Ideas Big Moves Podcast (Canada), the Inspiring Leaders Podcast (Canada), the Level-Up Your Career Summit (US), the Office Hours Show with David Meltzer (US), the Great Speech Podcast (UK), and the Marketing Study Lab Podcast (UK). Radio appearances include Lagos Talks 91.3 FM, Inspiration FM, Metro FM, and Eko FM in Lagos, Nigeria.

When this bestselling author doesn't obsess about effective communication, she watches television to unwind. A huge fan of detective programmes, she fancies herself as an expert in identifying the culprits. She also enjoys watching thrillers, (meaningful) action flicks, and dramas.

Lucille lives in Lagos, Nigeria, with her family.

Available For: Advising, Consulting, Influencing, Speaking
Travels From: Lagos, Nigeria
Speaking Topics: Effective communication, assertive communication (for female leaders), and cross-cultural communication.