 Moodys Investors Service, Moodys today assigned a B3 rating to the new 500 million guaranteed senior secured notes due 2025 co-issued by Navios South American Logistics Inc. Navios Logistics, a port, barge and cabotage operator in the Hidrovia region in South America, and its subsidiary Navios Logistics Finance US Inc.. Moodys also affirmed the corporate family rating CFR of Navios Logistics at B3 and its probability of default rating at B3-PD. The new notes will refinance the existing guaranteed senior secured term loan B due 2021 and 375 million guaranteed senior notes due 2022. 