Business English Coaching for Professionals

Speak with Confidence

Welcome to All About English Mastery—your go-to resource for Business English Coaching for Professionals. Whether you want to improve your speaking skills, write professional emails, or communicate confidently at work, our coaching is designed for busy professionals like you.

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Learn Anytime, Anywhere

You’re a busy Professional, so whether it’s a coffee break, commute, or before bed, practice English on your schedule.

Personalized AI-Driven Learning Plans

Smart strategies tailored to your unique learning needs for faster progress.

Practical English for Real-Life Success

Master meetings, interviews, emails, and conversations—not textbook phrases you’ll never use. So you can Speak with confidence.

How Our Coaching Helps Professionals Like You

Learn Why Business English Coaching for Professionals Matters, and how AI-driven learning and personalized guidance can lead to your success.

🗣 Personalized 1:1 English Coaching

One-on-one coaching focused on your goals—whether it’s conversation, business, or academic English.

🤖 AI-Driven Personalized Learning Plans

Smart tools analyze your strengths and weaknesses to create a plan that works for you.

📚 Master Conversational & Communication Skills

Speak naturally and confidently in real-world situations—both personal and professional.

✏️ Boost English Test Scores (Middle & High School)

Targeted lessons designed to improve scores on school exams and entrance tests.

💼 Professional English for Career Growth

Get the skills you need for presentations, negotiations, and interviews so you can advance faster.

Meet Dennis – Your Guide to Confident English

For over a decade, I’ve helped professionals, students, and executives break through their English barriers. As the host of JEI English TV’s most popular shows, I know what works—and I bring that same energy and expertise to my coaching.

You don’t need perfect English. You just need to be understood—and I’ll show you how.

Whether you need to lead meetings, nail a job interview, or feel comfortable in daily conversations, I’ll show you how to make English work for you.

10+

Years of Coaching Experience

1000+

Happy Learners

Ready to Finally Speak English with Confidence?

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What Our Learners Say

Real experiences from our satisfied students.

★★★★★

“Teacher Dennis’s classes are always helpful. He quickly understands my learning goals and helps me improve in every session. With his deep experience and excellent comprehension skills, we discuss advanced topics in my field with ease.
He is both intelligent and considerate—always providing constructive feedback in a way that never makes me feel embarrassed. His YouTube videos also cover practical expressions and cultural insights, making them incredibly useful.
I highly recommend his classes!”

이현숙

★★★★★

I used to worry about speaking to foreigners. While I’m confident in giving presentations in English, I didn’t feel comfortable enough to respond to questions or engage in small talk. However, thanks to your help, those concerns are no longer an issue for me.

Mandy Chiu

★★★★★

I highly recommend Dennis as a business English tutor! He is extremely professional, experienced, and incredibly helpful for my daily work situations. Whether it’s 1-on-1 sessions, interview preparation, or business conversations, Dennis always provides specific and practical tips to help me navigate these scenarios with confidence. His guidance has significantly improved my communication skills, making me feel more prepared and effective in professional settings. 我超推薦 Dennis 當商務英語老師！他超專業、經驗豐富，對我的工作超有幫助。不管是一對一學習、準備面試，還是職場對話，他總是能給出超實用、超貼合實際的建議，讓我更有自信應對各種情境。在他的指導下，我的溝通能力進步超多，讓我在工作上更順利、更自在！