Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Karen Matherne O'Brien, Practice Areas No known practice areas. is located in the city of Marrero, the state of Louisiana. Attorney legal address No address is available.Marrero, LA, 70072. For more information, please call Not available Your comments* (not for publishing) * — Required information Karen Matherne OBrien ← View details No address is available.Marrero, LA, 70072, Marrero, Louisiana Not available