Doreen Deana Dominica Dahlberg Costanzo of Branford entered eternal peace on Monday, August 29, 2022, at her home surrounded by the love of her husband Paul, son James, sisters Diane and Donna, sister-in-law of Maria and many loving friends. She was 57. Doreen came into this world in New Haven on Friday, October 29, 1964. Doreen was the co-owner, along with her husband Paul of, By The Sea Day Spa, in Branford. Beyond Doreen’s dedication to her business, she enjoyed the loving company of her childhood friends and two sisters. She loved many adventures to St John USVI and Nantucket Island. She was an avid reader, her knowledge of U.S. History, Fashion, Home Decor, Self-Care, Theater and Music were among the topics she most delightfully shared. Doreen leaves behind her beloved husband Paul James Costanzo, son, James Aaron Costanzo, her sisters Diane Worrest, late husband Ted and their son Allen, Donna Richmond her husband Bill and her son Alex Fiorentino, brother-in-law Saverio Costanzo, and her sister-in-law Maria Costanzo Marley and husband Evan Marley (Nantucket Island). She is preceded by her parents Donald K. Dahlberg and Emily Allen Dalhlberg. Along with her many loving childhood friends of North Haven Connecticut, she leaves behind the love and respect of the women who were dedicated to her vision at By the Sea. Her love, kindness, wit, sarcasm and friendship she gave to everyone her entire life will never be forgotten. Doreen fought a fierce and brave 13-year battle with metastatic breast cancer. Please consider contributions to Stage 4 Metastatic Breast Cancer Research rather than flowers.

The visiting hours will be Thursday morning, Sept. 1st from 10:00 to 11:30 at The Havens Family North Haven Funeral Home, 36 Washington Avenue, A Mass of Christian burial will follow in St Elizabeth of the Trinity Parish at St. Barnabas Church, 44 Washington Avenue, North Haven at 12 noon. Interment will be private and at the convenience of the family.