• Master of Business Administration in E Governance – KDU
• Master of Science in Hydrography- Goa University, India
• Master of Science (Defence and strategic Studies) – KDU
• Bachelor of Science (Defence Studies) in Management and Technical Sciences – KDU

Commander (H) HBH Deeshana has served onboard number of ships, craft and many land establishments as Officer in Command, Executive Officer and held many other responsible appointments during his 22 years of unblemished naval career. His sea period includes service onboard Fast Attack Craft, Fast Gun Boat, Fast Missile Vessel and Auxiliary vessel. Officer had the opportunity to serve as Staff officer Administration, Staff officer Hydrographic operations at Navy Headquarters, Officer in Command to Auxiliary vessel A 521 and Command Operation Officer to North Western Naval Command.