Saronic Technologies has started construction on its $3 billion Port Alpha shipyard at the Port of Brownsville, Texas, a project the company says will add roughly 150,000 gross tons of annual shipbuilding capacity — more than doubling current U.S. commercial shipbuilding output when operations begin in 2028.

Vice President JD Vance and Texas Governor Greg Abbott joined Saronic executives at Wednesday's groundbreaking ceremony, marking the transition of one of the largest new U.S. shipbuilding ventures in decades from planning into active construction.

Saronic selected Brownsville in July after a site search, outlining plans for a yard capable of building both autonomous and crewed vessels for defense and commercial customers. The initial site spans 835 acres, with options to expand to nearly 4,400 acres over time. The yard will initially build vessels up to 850 feet long, with future phases potentially supporting ships longer than 1,200 feet.

Concrete industrial footprint

The first phase calls for 1.2 million square feet of enclosed production space spread across eight to 10 buildings, more than 2,500 feet of deepwater quay and two to four final ship erection positions. Saronic plans annual steel-processing capacity of about 75,000 tonnes. JE Dunn and Alberici will deliver the initial construction phase as a joint-venture contractor.

"American shipbuilding needs to be rebuilt for what comes next," Saronic co-founder and CEO Dino Mavrookas said at the ceremony. He described the facility as designed around modular construction and higher production throughput for both autonomous and conventional ships.

Navy contracts anchor the ramp-up

The groundbreaking lands as Saronic's Navy business expands quickly. Earlier this month, the Navy selected Saronic alongside Conrad Shipyard and Master Boat Builders for prototype agreements covering the next generation of LCU 1700 landing craft, with the three initial awards carrying a combined obligation of roughly $280.5 million. Saronic plans to build its LCU 1700 landing craft at Brownsville.

The company has also won a U.S. Navy production contract for its 180-foot Marauder autonomous surface vessel after an at-sea evaluation covering more than 140 scenarios.

Together, the programs push Saronic beyond the smaller autonomous craft on which the Austin-based company built its early business, and into large-vessel production and conventional naval shipbuilding. Port Alpha is designed to accommodate that shift.

Jobs and economic claims

Saronic and Texas officials estimate the project could eventually support as many as 10,000 direct jobs, including welders, machinists, naval architects, software engineers and robotics specialists. State officials put the project's potential long-term economic impact in Texas at $264.5 billion, though details behind that projection were not provided in Wednesday's announcements.

Commercial read-through

For shipowners and operators, Port Alpha adds a rare source of new U.S. yard capacity at a moment when the Pentagon is pressing to expand both conventional shipbuilding and future autonomous fleets. If Saronic delivers on its 150,000 gross tons target, domestic customers — naval and commercial — gain an alternative to an aging industrial base, while steel suppliers and marine equipment vendors in the Gulf region gain a large new demand center anchored by a planned 75,000 tonnes of annual steel processing.

For the Port of Brownsville, the project adds deepwater industrial activity on a footprint that could grow five-fold. And for competitors among U.S. mid-tier yards, Saronic's rapid pivot from small autonomous craft to Navy prototype awards worth hundreds of millions signals a new entrant competing for the same defense hull programs.

Wednesday's groundbreaking turns what was announced just two months ago as an ambitious plan into an active industrial project, with first operations targeted for 2028 and capacity that Saronic says will more than double current U.S. commercial shipbuilding output.