Officials say Kenneth Lindquist, 56, and his wife, Janet Lindquist 61, perished in the blaze on Dec. 20.
According to authorities, the fire broke out at 5:15 a.m. that morning at 70 Kenwood Estates, engulfing the home.Related Content: State police develop “person of interest” in fatal Griswold fire
Detectives located the remains of both victims on the same day as the fire.
On Dec. 21, officials developed a person of interest regarding the incident.Related Content: 2 bodies discovered in Griswold fire; officials search for connections to Glastonbury car blaze
The cause of the fire remains under investigation.
Police also believe a car fire in Glastonbury is related to the Griswold fire.
No arrests have been made at this time.