USTDA aims to advance economic development and US commercial interests in developing countries. It has a dual mission as a foreign assistance agency and trade promotion agency. It provides funding for investment analysis, feasibility studies, technical assistance, and reverse trade missions to enable investments in infrastructure and support a fair trading environment. USTDA evaluates projects based on their developmental priority, likelihood of implementation funding, and potential for US exports. It has numerous success stories funding projects in Sub-Saharan Africa focused on energy, transportation, and other infrastructure sectors.