Prashant Namdev Khairnar, who worked as a junior engineer in a Nashik-based firm, was scheduled to get married yesterday.
However, just a few hours before the wedding was to be solemnised, Prashant hanged himself from the ceiling at his house in Pimpalgaon-Wakhari village of the district, an official at Devala police station said.
Police were yet to ascertain the reason behind suicide.
The Devala police registered a case in this connection.
The man's body was handed over to his family members after a postmortem was done at Devala rural hospital.