This is very nice and interesting thread. Most of the groups use around 30 crore taka per year for their team but i dont have enough idea about them. Most of the groups are are unknown to me.
1. I know a bit about Orion Pharma. Its a medium quality pharmaceuticals in Bangladesh. Probably this pharma have a business of around 200 crore taka per year.
2. Walton is no doubt a big company in Bangladesh now.Though its a new company.
3. Europa group:
http://www.bangladeshyellowbook.com/...companies.html
4. Flora Telecom
http://www.floratelbd.com/main.php
5. Alif group: They produce Navy and Fivestar cigarette Export, Real Estate, Trading, Poly Fibre .
http://www.alifgroup.net/
6. Digital autocare:
http://www.dacbd.com/contact-us.php
Though I voted for Orion but it seems Walton is the richest.