Johanna Herrero Law Office, located in Miami, Florida, is a reputable law firm specializing in immigration law. Many clients express their satisfaction with the professionalism and ethical standards of the attorneys, particularly highlighting the positive experiences with Lic. Liset Cardo, who is praised for her supportive and reassuring approach. Overall, while there are some concerns about communication with staff, the quality of legal service provided by the attorneys is consistently recognized as excellent and trustworthy.