South Korean citizens moving to United States

For individuals with extraordinary ability in sciences, education, business, or athletics. No job offer required — self-petition via agent.

Allows multinational companies to transfer managers and executives to US operations. Strong path to EB-1C green card.

Visa for individuals with specialized knowledge transferring from a foreign office to a US office of the same employer. Different from L-1A (manager/executive). Up to 5 years total.

The most common US work visa for specialty occupations. Requires employer sponsorship and is subject to an annual lottery.

Permanent residency for skilled workers (2+ years experience), professionals (bachelor's degree), and unskilled workers. Lower bar than EB-2 but with longer processing times due to per-country quotas.

Permanent residency path for professionals whose work benefits the US national interest. No employer sponsorship needed.

Permanent residency for individuals at the top of their field. Self-petition, no job offer or employer sponsor required.

Exchange visitor visa for postdoctoral researchers, visiting scholars, and clinical research trainees. Sponsored by the host institution's Office of International Scholars, not by external sponsor orgs.

Visa for nationals of treaty countries who invest a substantial amount of capital in a US business. Renewable indefinitely. Common path for entrepreneurs from UK, Germany, Spain, NL, Australia, and 80+ other treaty nations.

Academic student visa with up to 12 months of Optional Practical Training (OPT) post-graduation, extendable to 36 months for STEM degrees. The most common path for international students entering the US tech workforce.