An Intra-company transferee is a person who worked for a company abroad in an executive (L-1A), managerial (L-1A), or "specialized- knowledge" (L-1B) capacity (USCIS has specific definitions for each of these terms) for at least one continuous year within the three years prior to coming to the U.S
The Treaty Trader (E-1) or Treaty Investor (E-2) visa is for a national of a country with which the United States (U.S.) maintains a treaty of commerce and navigation who is coming to the U.S. to carry on substantial trade, including trade in services or technology, principally between the U.S. and the treaty country