HOS CORNERSTONE

  • General
    • Vessel Name : HOS CORNERSTONE 0
    • Operator : HORNBECK OFFSHORE SERVICES, LLC 0
    • Ships Type (ICST) : 422 0
    • Vessel Type : 02 0
    • Construction : A 0
  • Engine
    • Horsepower rating : 4000 0
  • Location
    • City : FOURCHON 0
    • STATE : LA 0
  • Capacity
    • Net Tonnage : 464 0
    • Full Load Capacity : 2259 232
  • Size
    • Register length : 220.5 257
    • Regular Breadth : 54 257
    • Overall Length : 238 257
    • Overall Breadt : 54 257
    • Load draft : 16 257
    • Light Draft : 6 257
    • Height : 59 257
  • Other
    • Year : 2000 0
    • EQUIP2 : PUMPS 0
    • EQUIP1 : 4 CENTRIFUGAL 0
    • Coast Guard Number : 1091051 0

HORNBECK OFFSHORE SERVICES, LLC

  • Area of Operation : OCEANS AND GULF OF MEXICO 0
  • Principal Commodity : LIQUID MUD AND DRILLING FLUIDS 0

CAPE BRETON

  • Type : 02 0
  • Construction : A 0

HOS ARROWHEAD

  • Type : 02 0
  • Construction : A 0

HOS BAYOU

  • Type : 02 0
  • Construction : A 0

HOS BEAUFORT

  • Type : 02 0
  • Construction : A 0

HOS BEIGNET

  • Type : 02 0
  • Construction : A 0

HOS BLACK FOOT

  • Type : 02 0
  • Construction : A 0

HOS BLACK POWDER

  • Type : 02 0
  • Construction : A 0

HOS BLACK ROCK

  • Type : 02 0
  • Construction : A 0

HOS BLACK WATCH

  • Type : 02 0
  • Construction : A 0

HOS BLUEWATER

  • Type : 02 0
  • Construction : A 0

HOS BOUDIN

  • Type : 02 0
  • Construction : A 0

HOS BOURRE

  • Type : 02 0
  • Construction : A 0

HOS BRIMSTONE

  • Type : 02 0
  • Construction : A 0

HOS CALEDONIA

  • Type : 02 0
  • Construction : A 0

HOS CAPTAIN

  • Type : 02 0
  • Construction : A 0

HOS CAROLINA

  • Type : 02 0
  • Construction : A 0

HOS CAROUSEL

  • Type : 02 0
  • Construction : A 0

HOS CAYENNE

  • Type : 02 0
  • Construction : A 0

HOS CHICORY

  • Type : 02 0
  • Construction : A 0

HOS CLAYMORE

  • Type : 02 0
  • Construction : A 0

HOS CLEARVIEW

  • Type : 02 0
  • Construction : A 0

HOS COMMANDER

  • Type : 02 0
  • Construction : A 0

HOS COQUILLE

  • Type : 02 0
  • Construction : A 0

HOS CORAL

  • Type : 02 0
  • Construction : A 0

HOS CRESTVIEW

  • Type : 02 0
  • Construction : A 0

HOS CROCKETT

  • Type : 02 0
  • Construction : A 0

HOS DOMINATOR

  • Type : 02 0
  • Construction : A 0

HOS DOUGLAS

  • Type : 02 0
  • Construction : A 0

HOS EAGLEVIEW

  • Type : 02 0
  • Construction : A 0

HOS EXPLORER

  • Type : 02 0
  • Construction : A 0

HOS GEMSTONE

  • Type : 02 0
  • Construction : A 0

HOS GREYSTONE

  • Type : 02 0
  • Construction : A 0

HOS INNOVATOR

  • Type : 02 0
  • Construction : A 0

HOS LODE STAR

  • Type : 02 0
  • Construction : A 0

HOS MYSTIQUE

  • Type : 02 0
  • Construction : A 0

HOS NOME

  • Type : 02 0
  • Construction : A 0

HOS NORTH STAR

  • Type : 02 0
  • Construction : A 0

HOS PIONEER

  • Type : 02 0
  • Construction : A 0

HOS POLESTAR

  • Type : 02 0
  • Construction : A 0

HOS RED DAWN

  • Type : 02 0
  • Construction : A 0

HOS RED ROCK

  • Type : 02 0
  • Construction : A 0

HOS RENAISSANCE

  • Type : 02 0
  • Construction : A 0

HOS RIDGEWIND

  • Type : 02 0
  • Construction : A 0

HOS RIVERBEND

  • Type : 02 0
  • Construction : A 0

HOS SANDSTORM

  • Type : 02 0
  • Construction : A 0

HOS SHOOTING STAR

  • Type : 02 0
  • Construction : A 0

HOS SILVER ARROW

  • Type : 02 0
  • Construction : A 0

HOS SILVERSTAR

  • Type : 02 0
  • Construction : A 0

HOS STORMRIDGE

  • Type : 02 0
  • Construction : A 0

HOS SUPER H

  • Type : 02 0
  • Construction : A 0

HOS SWEET WATER

  • Type : 02 0
  • Construction : A 0

HOS VOYAGER

  • Type : 02 0
  • Construction : A 0

HOS WESTWIND

  • Type : 02 0
  • Construction : A 0

HOS CENTERLINE

  • Type : 20 0
  • Construction : A 0

HOS STRONGLINE

  • Type : 20 0
  • Construction : A 0

News

Born into Maritime: John McDonald, Chairman & CEO, ABS

Born into Maritime: John McDonald, Chairman & CEO, ABS

Many claim to have ‘saltwater in their veins,’ but all you have to do is walk into the corner office of John McDonald, the new Chairman and CEO of the American Bureau of Shipping (ABS), to see that him saying “I was born into maritime” is not hyperbole. The first thing that greets you is a Dusan Kadlec nighttime painting of the Brooklyn Bridge

HOS, Saronic Link Up to Trial Autonomous Vessels Offshore

HOS, Saronic Link Up to Trial Autonomous Vessels Offshore

When we interviewed Saronic Co-Founder and CEO Dino Mavrookas late last year, he insisted that Saronic's mission was to deliver commercially viable autonomous vessels first, and in turn parlay that into a ready package for defense. That vision comes to fruition as Saronic announced a partnership with Hornbeck Offshore Services, Inc.

ESG Completes Service Operation Vessel Conversion for HOS

ESG Completes Service Operation Vessel Conversion for HOS

Eastern Shipbuilding Group (ESG) completed and redelivered HOS Rocinante, a first-of-its-kind U.S.-flagged Service Operation Vessel (SOV) converted for Hornbeck Offshore Services.The vessel marks a milestone in the evolution of the U.S. offshore service fleet to be future-ready for both the offshore wind and petro-energy sector demands for broadly capable marine support vessels.

Offshore Service Vessels: Regional Bright Spots Emerge

Offshore Service Vessels: Regional Bright Spots Emerge

As oil exploration and production goes, so goes the market for Offshore Service Vessels (OSVs) and Platform Supply Vessels (PSVs). Throughout 2025, the prices of oil- which drives exploration and production (E & P), have softened, moving down towards $60/barrel amidst economic uncertainty and a wider than anticipated opening of the taps by major oil producers.

Davie Acquisition of Texas Shipyards Could Fast Track U.S. Icebreaker Ambitions

Davie Acquisition of Texas Shipyards Could Fast Track U.S. Icebreaker Ambitions

Davie, a leader in icebreaker and specialized vessel construction, announced plans to acquire shipbuilding assets in Galveston and Port Arthur from Gulf Copper & Manufacturing Corporation — marking a major step toward revitalizing large-scale shipbuilding of icebreakers in the United States. The move underscores growing momentum behind domestic production of ice-capable vessels and aligns with U.

Helix, Hornbeck Merger to Form ‘Premier’ Offshore Services Company

Helix, Hornbeck Merger to Form ‘Premier’ Offshore Services Company

Helix Energy Solutions and Hornbeck Offshore Services have agreed to combine in an all-stock transaction to create an integrated offshore services company.Under the agreement, Hornbeck shareholders will own about 55% of the combined company, while Helix shareholders will hold around 45%.

UK Grants $85M to Develop Port Talbot Floating Wind Hub

UK Grants $85M to Develop Port Talbot Floating Wind Hub

The U.K. government has committed up to $85 million (£64 million) to support the development of a floating offshore wind port at Port Talbot in Wales, as part of efforts to expand clean energy capacity.The funding will support Associated British Ports (ABP) in completing design and engineering work required to develop infrastructure for floating offshore wind projects in the Celtic Sea.

Tampnet Connectivity for First CO₂ Injection Platform Offshore Netherlands

Tampnet Connectivity for First CO₂ Injection Platform Offshore Netherlands

Tampnet won a contract with Porthos CO2 Transport and Storage C.V. to deliver communications infrastructure for what will be the first CO₂ injection platform on the Dutch Continental Shelf.The project centers on Platform P18-A, a former gas production asset being converted into an unmanned installation for carbon storage as part of the broader Porthos CCS Project.

Keel of USS Philadelphia Authenticated by HII’s Ingalls Shipbuilding

Keel of USS Philadelphia Authenticated by HII’s Ingalls Shipbuilding

Ingalls Shipbuilding division authenticated the keel  for the future USS Philadelphia (LPD 32), a Flight II San Antonio-class amphibious transport dock ship.The ceremony included ship sponsor Maureen Paparo, a Philadelphia native, who was joined by her spouse, Adm. Samuel Paparo, commander U.S. Indo-Pacific Command.

AI Welding Studied for Louisiana Shipyard

AI Welding Studied for Louisiana Shipyard

U.S. autonomous vessel developer Saronic is moving to integrate physical AI-driven welding robotics into its Louisiana shipyard operations, launching a collaboration with Path Robotics aimed at accelerating production and modernizing American shipbuilding.The initiative will begin at Saronic’s Franklin, Louisiana facility

Panama Canal Launches Concession Process for Natural Gas Pipeline

Panama Canal Launches Concession Process for Natural Gas Pipeline

The Panama Canal Authority (ACP) has launched the concessionaire selection process for a natural gas pipeline project, holding its first market engagement event with more than 45 representatives from global energy companies.The 76-kilometre pipeline, with a planned transfer capacity of up to 2.5 million barrels per day, will connect maritime terminals on the Atlantic and Pacific coasts.

AMIGO LNG Signs 15-Year LNG Sale and Purchase Agreement with Macquarie

AMIGO LNG Signs 15-Year LNG Sale and Purchase Agreement with Macquarie

AMIGO LNG S.A. de C.V., a Mexican joint venture of Texas-based Epcilon LNG LLC and Singapore-based LNG Alliance, announced the execution of a long-term Sale and Purchase Agreement (SPA) with Macquarie Group, a global trading and financial services group.Under the agreement, AMIGO LNG will deliver 0.