GLOBAL BUSINESS ENGLISH MASTERCLASS
Absolutely EVERYTHING you need to master Business English.
Certificate Program for Upper-Intermediate to Advanced Professionals.
Join the ultimate 6-month certificate masterclass designed for upper-intermediate to advanced English learners who use English professionally.
This 10-module program offers in-depth Business English training, covering:
▪︎ Powerful workplace vocabulary
▪︎ Essential business phrases for meetings, emails, interviews, and networking
▪︎ Real-time conversation practice for fluency and confidence
▪︎ Advanced grammar repair and refinement
▪︎ Speaking clarity, tone, and pronunciation for global professionals
▪︎ Cultural communication strategies for international business
▪︎ And much more...
Whether you're preparing for a promotion, navigating international clients, or leading a team in English, this course will transform your communication skills and build your confidence.
Certificate awarded upon completion.
The waitlist is now open — spots are limited and expected to fill quickly.
Meet your instructor

Melissa Duarte
Founder of Duarte Business English | Author | Chief Instructor
Melissa Duarte is a certified ESL teacher, native English speaker from Canada and the author of The Global Business English Mastery Series. She brings over a decade of international experience helping professionals improve their communication skills in real business environments.
Melissa has lived and worked across the USA, UK, Canada, and Australia, and has held positions at leading global companies including 20th Century Fox, ELLE Magazine, and HarperCollins Publishers.
Today, Melissa blends that business background with her expertise as a certified English instructor, offering strategic, personalized coaching that helps learners speak clearly, confidently, and professionally in high-level global contexts.
Melissa B. Duarte is a highly rated Business English teacher, author of Business English books, and popular YouTube English coach known for helping professionals around the world speak English with confidence, clarity, and credibility.
She is the creator of the Global Business English Mastery Series, a collection of 5-star Business English books designed to improve your real-world communication — from meetings and job interviews to presentations, emails, and workplace conversations.
With years of international business experience across the U.S., UK, Canada, and Australia, Melissa delivers practical, engaging English lessons trusted by thousands of learners worldwide. Whether you're preparing for a promotion, improving your fluency for work, or building strong communication skills in global business environments — Melissa is the Business English expert professionals turn to.
The Global Business English Mastery Series
The 5-Star Rated Business English Series Every Professional Needs
This powerful five-book series gives you everything you need to master Global Business English. Created and written by Melissa B. Duarte — an experienced international teacher and language expert — this series is designed specifically for busy professionals who want real, practical English they can use at work.
Whether you're emailing clients, leading meetings, or preparing for job interviews, these books guide you through it all with clear lessons, realistic dialogues, powerful vocabulary, and practical quizzes to lock in learning.
Volumes 1 and 2 are now available on Amazon — and they're packed with content to help you learn independently and confidently at your own pace.
