- Shihab & Associates, LPA, is a law firm located in Ohio and Washington, DC that focuses on U.S. immigration and naturalization law. We assist both companies and individuals with all types of immigration concerns, including H-1B visas, labor certification, RIR, employment visas, EB-1, EB-2, EB-3, political asylum, deportation, refugees, family petitions, and investor visas, Immigration ...www.shihab.net