Semaisim Immigration Law Office, PLLC, was created by Haider Semaisim. Haider's legal path began in 2012 in Iraq, starting with criminal and divorce law. Then, in 2014, he came to the United States. Shortly after arriving, Haider enrolled at FXUA, earning a Master's in Applied Linguistics. Continuing, he attended George Mason's Scalia Law School and took the California state bar, where he is currently licensed. Haider knows through first and second-hand experience that immigration is not an easy path, which is what inspired Semaisim Immigration Law Office after he got his license in 2021. SILO's mission is to translate the legalities of immigration to the client, making the options and choices transparent, clear, and known while ensuring those represented are well-informed and treated with respect.

Attorney Robert Sheldon has more than 20 years of experience helping immigrants to legally establish themselves in the United States. He is a member of the State Bar of Florida and the District of Columbia; He worked in Latin America for Baker & Mckenzie, the world's largest law firm representing corporate clients. In the United States, he has made possible the approval of thousands of immigrant and nonimmigrant visas, successfully defended entire families before the different Immigration Courts, avoiding unfair deportations. Attorney Sheldon offers seminars to educate criminal defense lawyers about the immigration consequences of criminal activity, and new immigration laws.

Miami immigration lawyer Robert Sheldon is the lead attorney in several landmark asylum cases for immigrants fleeing persecution, including a Supreme Court case.

Sergio Jose Siderman, the main Immigration America lawyer and former Commissioner of the City of Los Angeles, has dedicated his career to fulfilling the dreams of immigrants who live and work legally in the United States. Lawyer Sergio José Siderman was born and raised in Argentina. He lived there until 1976, when his family was forced to forcibly leave the country, due to death threats from the then military government. Sergio and his entire family left the country with only the clothes they were wearing and sought asylum in the United States. Sergio is a well-known lawyer in Los Angeles and helps his clients obtain legal status in the United States. Sergio has worked for the Governor of California (Wilson), the Senator of California (Seymour), the Mayor of Los Angeles Antonio Villaraigosa, and the Mayor of Los Angeles Eric Garcetti. Sergio is a licensed attorney from California in Rule and speak Spanish fluently. Sergio has practiced law for the past 21 years, representing clients in state and federal courts. He is also an authorized instructor of Continuing Legal Education. Sergio received his law degree from the Law School of Cornell University and also holds a B.A. in political science with honors from USC (the University of Southern California).