- Tata Tea Limited
- Brooke Bond Limited
- Duncan Agro
- Jayshree Tea
- Tamil Nadu Tea Plantations
- KTDA, Kenya
- Tea Development Authority, Mauritius
- Shaw Wallace
- Warren Plantations, Papua New Guinea
- A.N.G. Papua New Guinea
- George Williamson, Kenya
- Sathgao Tea Estate, Bangladesh
- Tanzania Tea Authority
- Ram Bahadur Thakur