Yes, Collection d'Arnell-Andrea could be partially considered a goth band because on some of their albums they played Ethereal Wave, Darkwave, and Gothic Rock, which are among the core subgenres of goth music. Albums like Un Automne A Loroy, Au Val Des Roses, and Les Marronniers are examples of their goth sound.
Some of the other goth artists that are similar to them are Dead Can Dance, Faith and The Muse, and Violet Tears.
Collection d'Arnell-Andrea is located in France, Gien, active in 1986 — present. You can find more information about Collection d'Arnell-Andrea on their GothDB band page.