Tetra Tech, Inc. announced that the U.S. Agency for International Development (USAID) has awarded the Company a five-year, $439 million, single-award contract to advance energy security and resilience in Ukraine. Through the USAID Securing Power, Advancing Resilience & Connectivity Activity, Tetra Tech will provide strategic technical assistance to the Government of Ukraine, focusing on enhancing the resilience, reliability, and security of the electricity, natural gas, and district heating sectors. Tetra Tech will support the Government of Ukraine's efforts to meet and exceed the energy-related requirements for European Union integration, and increase energy efficiency in commercial and industrial sectors.