Oester – Riccobono, located in Phoenix, Arizona, offers legal services in the field of immigration, receiving mixed reviews from clients. While many clients have praised the professionalism and support of staff members like Greg and Esmeralda, highlighting their thoroughness and care throughout the green card process, others have expressed dissatisfaction with the reception staff’s customer service and communication. Overall, the firm has a reputation for assisting clients effectively, although some areas for improvement in client interactions have been noted.