


EF Hello
E-Learning • London, England, United Kingdom • 11-20 Employees
Company overview
| Headquarters | 22 Chelsea Manor Street, London, England SW3 5RL, GB |
| Websites | |
| Founded | 2020 |
| Employees | 11-20 |
| Socials |
Key Contact at EF Hello
Cecilia Roos
Ai-Powered Head Of Product
EF Hello Email Formats
EF Hello uses 2 email formats. The most common is {first name}.{last name} (e.g., john.doe@ef.com), used 83.3% of the time.
| Format | Example | Percentage |
|---|---|---|
{first name}.{last name} | john.doe@ef.com | 83.3% |
{first initial}.{last name} | j.doe@ef.com | 16.7% |
About EF Hello
Revolutionize your English learning with Addi, your AI tutor! She'll transform how you learn English by adapting to your unique learning style and offering personalized lessons with instant, intelligent feedback. Join the 5M+ learners worldwide who trust EF Hello. With 200,000+ 5-star reviews and repeated features as "App of the Day" and "Apps We Love" on the App Store, Addi makes mastering English more accessible and engaging than ever. Unlock your English potential today – where quality meets innovation.
EF Hello revenue & valuation
| Annual revenue | $1,112,215 |
| Revenue per employee | $86,000 |
| Estimated valuation?This valuation is estimated based on industry average for the E-Learning industry and current estimated revenues | $3,600,000 |
| Total funding | No funding |
Employees by Management Level
Total employees: 11-20
Seniority
Employees
Employees by Department
EF Hello has 8 employees across 4 departments.
Departments
Number of employees
Funding Data
EF Hello has never raised funding before.
Frequently asked questions
4.8
40,000 users



