

He was preceded in death by his wife of 50 years, Beverly Lagasse Manzella; his son, Gregory J. Caballero Manzella; and his parents, John and Lura Manzella.
John is survived by his daughter, Gay Caballero Manzella Miremont (George Martin); his grandson, James Miremont; his Goddaughter, Daniele Lagasse Palen (Chad); his niece, Terri Lagasse Neyrey; his nephew, Paul Lagasse, III (Linda); his companion, Debbie Lane Doll; and many friends at American Office Machines and at the coffee house.
John was born on July 6, 1940, in New Orleans, Louisiana. He was a proud graduate of Jesuit High School and went on to earn his bachelor’s degree from Southeastern University in 1963. A dedicated supporter of his alma mater, John contributed generously to several of Southeastern’s academic departments and established multiple educational endowments to support future generations of students.
In 1970, John founded American Office Machines, a business he owned and operated with dedication for 50 years. From 1978 to 1992, he served on the Board of Directors at East Jefferson General Hospital, contributing to the growth and development of the institution. He was also a devoted member of Celebration Church in Metairie, where he found fellowship and community.
Relatives and friends are invited to attend a memorial gathering at Lake Lawn Metairie Funeral Home, 5100 Pontchartrain Blvd. in New Orleans, on Tuesday, March 25, 2025 from 10:30AM until 2:00PM. A graveside service will follow the gathering at All Saints Mausoleum (in Metairie Cemetery).
To view and sign the online guest book, please visit www.lakelawnmetairie.com
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