John Blandin was born on 23 June 1844 to Adolphe Blandin and Celestine Terance. In the 1890s, he began working with the undertaking firm of Labat & Ray, which is now the Charbonnet-Labat Funeral Parlor. In 1909, he partnered with a man nearly thirty years his junior, Mandeville Adrien LeBlanc, to form the Blandin-LeBlanc Company Ltd. Mandeville LeBlanc was born on 19 June 1874 to Montpensier-Louis LeBlanc and Marie Debergue. He died on 4 March 1920 without any heirs. John Blandin died on 7 March 1928. His daughters, Felicia and Julia, inherited the company and reorganized it as the Blandin Undertaking Company, Ltd. Below is a bill for the funeral in 1941 of Fides Elizabeth Justine Jeanbard (1855-1941), the great-great-aunt of Janice Duplantier Smith.