About Us Grossman Law, LLC is a full service immigration law firm located in Rockville, Maryland that provides top-notch, professional, and compassionate legal advice and client service in all areas of immigration law. Our firm represents clients before the United States Department of Homeland Security (DHS), including the United States Citizenship and Immigration Services (USCIS), Customs and Border Protection (CBP), Immigration and Customs Enforcement (ICE), the Executive Office for Immigration Review (the Immigration Courts), the Board of Immigration Appeals (BIA), the Department of State (DOS), and the federal courts. Whatever your immigration issue, Grossman Law attorneys have the knowledge, experience, and reputation to provide you with the quality representation you deserve.