New U.S.-Flag coastwise registered tonnage was delivered into service April 18, 2026 by Alternative Marine Technologies (AMTECH) as Vessel Construction Managers. The ATB MAM 141 & Tug Battery Park departed Gulf Marine Repair of Tampa, Florida…<p><p>https://www.marinelink.com/news/amtech-delivers-atb-mam-tug-battery-park-538213</p></p>