(marketscreener.com) WASHINGTON, DC / LONDON / SINGAPORE, Feb. 26, 2020 -- Witt O'Brien's, LLC, a subsidiary of SEACOR Holdings Inc. , announced today the acquisition of the maritime crisis and corporate communications agencies Navigate PR Ltd, Navigate Response Ltd, Navigate Response Asia Pte Ltd and Helix Media Pte Ltd. . Witt...https://www.marketscreener.com/SEACOR-HOLDINGS-INC-12086/news/WITT-O-BRIEN-S-EXPANDS-CRISIS-COMMUNICATIONS-SERVICES-WITH-ACQUISITION-OF-NAVIGATE-30065333/?utm_medium=RSS&utm_content=20200226