UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: July 2, 2013 3:00 P.M.
Form: F-4
CIK: 0001506042
Company Name: Navios South American Logistics Inc.
File Number: 333-187827
CIK: 0001576712
Company Name: ENERGIAS RENOVABLES DEL SUR S.A.
File Number: 333-187827-23
CIK: 0001537609
Company Name: Navios Logistics Finance (US) Inc.
File Number: 333-187827-22
CIK: 0001537477
Company Name: Corporacion Navios S.A.
File Number: 333-187827-21
CIK: 0001537585
Company Name: Nauticler S.A.
File Number: 333-187827-20
CIK: 0001537495
Company Name: Compania Naviera Horamar S.A.
File Number: 333-187827-19
CIK: 0001537562
Company Name: Compania de Transporte Fluvial Internacional S.A.
File Number: 333-187827-18
CIK: 0001537566
Company Name: Ponte Rio S.A.
File Number: 333-187827-17
CIK: 0001537560
Company Name: Petrovia Internacional S.A.
File Number: 333-187827-16
CIK: 0001537977
Company Name: Mercopar S.A.
File Number: 333-187827-15
CIK: 0001537984
Company Name: Navegacion Guarani S.A.
File Number: 333-187827-14
CIK: 0001537496
Company Name: Hidrovia OSR S.A.
File Number: 333-187827-13
CIK: 0001537976
Company Name: Mercofluvial S.A.
File Number: 333-187827-12
CIK: 0001537992
Company Name: Petrolera San Antonio S.A.
File Number: 333-187827-11
CIK: 0001537457
Company Name: Stability Oceanways S.A.
File Number: 333-187827-10
CIK: 0001537564
Company Name: Navarra Shipping Corp
File Number: 333-187827-09
CIK: 0001537481
Company Name: Pelayo Shipping Corp
File Number: 333-187827-08
CIK: 0001537458
Company Name: Varena Maritime Services S.A.
File Number: 333-187827-07
CIK: 0001537565
Company Name: Thalassa Energy S.A.
File Number: 333-187827-06
CIK: 0001537487
Company Name: HS Tankers Inc.
File Number: 333-187827-05
CIK: 0001537497
Company Name: HS Navigation Inc.
File Number: 333-187827-04
CIK: 0001537503
Company Name: HS Shipping Ltd Inc.
File Number: 333-187827-03
CIK: 0001537502
Company Name: HS South Inc.
File Number: 333-187827-02
CIK: 0001573879
Company Name: Merco Parana S.A.
File Number: 333-187827-01