• Special Branch of Police (Immigration)
  Dhaka, Bangladesh
• Bangladesh Police (Police Headquarter)
  Dhaka, Bangladesh
• Criminal Investigation Department of Bangladesh (CID)
  Dhaka, Bangladesh
• Eastman Steel Group Ltd.
  Motijhil, Dhaka, Bangladesh
• Icon Group
  Dhanmondi, Dhaka, Bangladesh
• PCS Securities
  United States of America
• Pest Control NYC
  Newyork,USA
• Nyamah Computers
  Shiddeshwary, Dhaka, Bangladesh
• Shahid Abdul Malek Foundation
  Firmgate, Dhaka, Bangladesh
• etc.