Holyhead Marine Services has one of the best equipped and most up to date yards of its size in the country. The capacity to lift up to 100 tonnes and the ability to work on them in environmentally secure buildings added to a skilled and permanent workforce offers an unrivalled service to our customers.
The company design, constructs and fits out a wide range of commercial vessels in steel, aluminium and GRP including pilot boats, patrol boats, workboats and tugs.
The company also undertakes refit and repairs on commercial craft such as lifeboats, patrol boats, tugs, and pilot boats in the yard in steel, aluminium, GRP and timber.
Services to the offshore industry include testing, maintenance and repair of flexible floating hoses and associated equipment for the transfer of oil. Hoses of up to 24" bore with an overall assembled length of 350m can be handled. Facilities are available for testing in accordance with OCIMF rules.
The companies Quality Management System has been approved by Lloyds Register Quality Assurance to BS EN ISO 9001:1994
Honda Marine Group, based in Alpharetta, GA, is known for designing and engineering advanced four-stroke marine engines with a reputation for quality, reliability, and industry leadership.
Hong Kong Association of Freight Forwarding and Logistics Ltd is a trade association representing freight forwarding and logistics professionals in Hong Kong, providing industry guidance, education, and member services.
Hong Kong Pilots Association Ltd is a pilot organisation established in 1965, responsible for providing safe and efficient pilotage services to the shipping industry in the Hong Kong Special Administrative Region.
Carrier of choice for Alaska, Hawaii, Guam and Puerto Rico. Born of Sea-Land’s and CSX Lines’ proud heritage comes the world’s newest ocean transportation and logistics provider – Horizon Lines. Now a part of The Carlyle Group, Horizon Lines brings you the same industry-leading innovation and high quality service that made CSX Lines a favorite for shippers in the Jones Act trades. Under the same leadership and management you know and trust, Horizon Lines will continue to offer a full range of containerized solutions at competitive rates for shippers moving cargo between the continental United States, Hawaii, Guam, Alaska and Puerto Rico. You will continue to enjoy the convenience and efficiency of online booking, tracking, and billing through the NetCaptain, powered by Horizon Services Group, a part of Horizon Lines.
HMS provides a wide range of
marine management services in the
passenger vessel industry, including
vessel operations, project
management, marine hospitality and
business plan execution.
Deerfield Beach, FL, United StatesUpdated May 2005
Hose-McCann Telephone Co. Inc. is a leading manufacturer and designer of land and marine turn-key communication solutions, serving the marine and shipbuilding industry worldwide since 1923.
Manufacturer of Hosebun™, a patented urethane hose saddle designed to properly suspend and protect industrial hoses in various maritime and industrial applications.
Hubbell Power Systems, Inc. manufactures electric utility transmission and distribution products, serving the power and utilities industry with a broad range of electrical and electronic solutions.
HudsonAnalytix is an international risk solutions company providing expert risk management and incident response support to the maritime industry, including shipping companies, ports, and government entities.
HWRT Oil Company, LLC is a family-owned petroleum company operating a large terminal in Hartford, IL, providing gasoline, diesel fuel, and related petroleum products with extensive industry experience.
Sunderland., Tyne & Wear, United KingdomUpdated May 2026
Hydraulic & Offshore Supplies Ltd is a UK-based company specializing in hydraulic, marine, and pipeline materials and refurbishment services, offering products and solutions for industries including marine, oil & gas, and ship management.
Hydril Technology Center is the global hub for Tenaris, a leading manufacturer and supplier of pipes and related services for the energy industry and industrial applications, including OCTG and Rig Direct® services.
I.D.E.A.S Ltd IS a UK based engineering consultancy, providing a comprehensive support facility to most of the major Oil/Gas companies, Petrochemical, Process Plant, OEM's and Manufacturing Industries.
I.D.E.A.S. enjoys a first class reputation amongst its clients - so much so that it has maintained its original client base for 17 years and has grown through personal recommendation and reference. We have a strong track record of being able to solve complex engineering problems as well as service the common needs of our clients - be they small companies or large multinationals.
"Integri-Tech" (TM), is the firm's totally new concept in the management of integrity for many types of process plant and structures. The concept has been specifically taken forward for use in the oil and gas industry, and is finding applications in the integrity of offshore process plant and major on-shore refineries and petro-chemical plant, as well as particular applications with FPSO’s, LNG and LPG carriers. Other modules are directed at monitoring the integrity of water treatment and desalination plants, and many more.