In September 2014, ECP made an investment in US Development Group, LLC (“USDG”). USDG and its affiliates are engaged in designing, developing, owning, managing and operating energy infrastructure assets throughout North America. USDG was among the first companies to develop unit-train capable terminals for the transportation of energy-related products.

USD Partners LP is a fee-based, growth-oriented master limited partnership formed by USDG to acquire, develop and operate energy-related rail terminals and other high-quality and complementary midstream infrastructure assets and businesses. USDP completed its IPO on the NYSE in October 2014 under the ticker symbol "USDP".

Headquartered in Houston, Texas, USDP’s assets consist primarily of: (i) an origination crude-by-rail terminal in Hardisty, Alberta, Canada, with capacity to load up to two 120-railcar unit trains per day; (ii) a crude oil rail loading terminal with onsite crude storage located in Casper, WY (iii) and a crude oil destination terminal in Stroud, OK (near Cushing) with a unit train-capable unloading capacity of ~50,000 barrels per day, expandable to approximately 70,000 barrels per day, as well as two onsite tanks with approximately 140,000 barrels of total capacity.