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629 companies

Oglebay Norton

Cleveland,, OH, United StatesUpdated Jul 2003

We own strategically located, proven, long-life reserves of high-quality industrial minerals. Great Lakes Minerals The largest and highest-quality limestone producer on the Great Lakes, with quarries, processing plants, docking facilities and the largest fleet of self-unloading U.S.- Flag vessels on the Lakes. Global Stone Operates limestone quarries and lime and limestone processing facilities serving customers located primarily in the Mid-Atlantic and southeastern United States. Performance Minerals Mines and processes specialized industrial minerals, primarily high-purity silica sands and muscovite mica, with facilities in the southwestern United States, Ohio and North Carolina.

Oilfiltration.com

Location not listedUpdated Dec 2002

Oilfiltration.com specializes in oil filtration solutions, providing equipment and services for maintaining oil quality in maritime and industrial applications.

Olympic Panel Products

Shelton,, WA, United StatesUpdated Nov 2004

OPP was founded by Atlas Holdings LLC, a Connecticut based private investment group, focused on specialty manufacturing businesses, and a team of former executives of forest product companies, including David Wang and Richard Yarbrough. Mr. Wang was a former Executive Vice President and Director of International Paper Company (“IP”). Mr. Yarbrough has held senior level positions at IP and Louisiana Pacific Company. On-site management includes former Simpson employees: Ben Horn, General Manager, Jim Langenberg, Production Manager, Jim Zmudka, Sales & Marketing Manager, Ken Pratt, Technical Director, and Eric Larsen, Controller. OPP's manufacturing facility is located in Shelton, Washington. It is the single largest overlay panel manufacturing facility, under a single roof, in the world. The site sits on approximately 25 acres adjoining Simpson Timber's sawmill operations. The manufacturing process includes the peeling and drying of veneer for our lay-up and press process plus an extensive finishing department, which includes a panel sander and film press for the production of our Two Step ® high quality overlay panels. We employ a Continuous Process Monitoring (CPM) in all our manufacturing process. OPP provides the world's largest selection of overlaid panels. We have a family of products to meet all the demanding requirements of the markets we serve. These markets include: Concrete Forming, Sign, Transportation and Industrial. OPP plans to continue the Simpson philosophy of cultivating long term mutually successful relationships with those who buy our products and those who supply our material needs. We are proud to have customer ties dating back many decades. Our success depends on their success, which requires that we have a clear understanding of their needs so that we can meet them by providing exceptional products and service. Another key is product development – coming up with new ideas to meet new needs. We are the only overlay panel manufacturer that has a full time staff devoted to product development.

Olympic Tug & Barge, Inc.

Portland,, WA, United StatesUpdated Jan 2007

Olympic Tug & Barge, Inc. provides marine transportation and services in the Puget Sound area of Washington and the Willamette and Columbia Rivers of Oregon, committed to superior customer service, quality operations, and safety since 1987.

Orgem Shipping & Trading Co Ltd

Tophane, Istanbul, TurkeyUpdated Oct 2002
Port Agent

TST Orgem Shipping & Trading Co Ltd provides high-quality ship provision supply services across all Turkish ports and straits, offering a wide range of food, beverages, technical support, and cabin equipment with 34 years of experience.

Orion Shipping Company (Alexandria)

Alexandria,, EgyptUpdated May 2005

Offices are in Alexandria and Suez, Egypt. Orion Shipping is a well-established company with an excellent reputation in ship management and manning services. Our Group companies have been supplying such services over the years. Combining the specialist resources of the former individual companies and partners has enabled Orion Shipping to provide clients with an advanced range of services co-ordinated through a wider international network. Extensive, quality assured shipping services covering technical and crew management, manning supply, commercial management, consultancy and vessel inspection, are available through offices in Alexandria and Suez providing direct sourcing for seafarers. Emphasis is on flexibility - services can be provided either as individual specific elements, or as a complete package with features tailored to the precise requirements of the client - a style more suited to today's needs and owners' expectations. The company's professional approach and commitment meet quality compliance and accordance with the ISM Code. Orion Shipping places a high priority on training sea-going staff to ensure they meet the levels of competence demanded by the industry, the revised STCW Convention, charterer’s vetting requirements and port state inspections.

Ostseestaal GmbH

Stralsund, GermanyUpdated May 2002

Ostseestaal GmbH specializes in advanced 3D cold forming of steel, providing high-quality steel solutions for shipbuilding, industry, and aerospace with over 25 years of experience.

Oviedo University

GIJON, Asturias, SpainUpdated Jul 2004

Teaching & research in the maritime field. In the High nautical School of Gijón - University of Oviedo, The MAritime Field Investigation Group (MaFIG-UniOvi) is constituted.

P and H Marine Associates Inc.

Portsmouth, NH, United StatesUpdated Nov 2001

P AND H Associates are certified in the ISM Code, ISO 9000 and ISO 14001. We are located on all US Coasts, which minimizes travel expenditures for our clients.

PARMAC, L.L.C.

Location not listedUpdated Dec 2002

Parmac L.L.C. is the original manufacturer of the Hydromatic Brake, producing high-quality oil field equipment and brakes since 1917 in Coffeyville, Kansas.

PBM Inc.

Irwin, PA, United StatesUpdated Aug 2005

PBM Inc. is a prominent worldwide manufacturer of safe, reliable, high quality valves serving industries including marine and offshore.

PRONAV GmbH

Hamburg,, GermanyUpdated Sep 2016

PRONAV is one of the top German ship operators for all kind of sea borne dry and liquid cargo transportation. A major activity is the engagement in the Automobile Trade. Today, PRONAV covers time chartering of mainly deep sea car carriers as well as contracting "Contracts of Affreightment" among car manufacturers and carriers. Additionally, PRONAV is involved substantially in providing crewing services of highest standard for all types of vessels under own management as well as for third party clients. The very high quality standard PRONAV commits to is been put in a nutshell by their slogan: "PRONAV - more than just shipping".

PSI Sales, Inc.

Irvington, AL, United StatesUpdated May 2026

Wooldridge Boats is a family-owned company with over 100 years of experience building high-quality custom boats including jet boats, dive boats, research boats, and landing crafts.

PTR Holland B.V.

Europoort-Rt,, NetherlandsUpdated Feb 2007

PTR Holland B.V. produces high quality ship's provisions such as rope ladders and container floors, and supplies gangway and cargo nets, ratguards, carriers, and trucks.

PUERTO MARKET, S.L

Las Palmas de G.C., CANARY ISLANDS, SpainUpdated Oct 2002

SHIP CHANDLERS IN THE CANARY ISLANDS WITH ISO 9001 LLOYD´S REGISTER QUALITY ASSURANCE

PW Platforms Inc.

Houston, TX, United StatesUpdated May 2005

PW Platforms Inc. is a family-owned American manufacturer providing quality steel, aluminum, and stainless steel rolling ladders, fixed work platforms, stairways, crossovers, mobile work stands, gas cylinder storage cabinets, and marine gangways for the Material Handling and Maritime industries for over 50 years.

Pacific Treatment Analytical Services

San Diego, CA, United StatesUpdated Nov 1998

Pacific Treatment Analytical Services is a San Diego-based environmental laboratory providing analytical testing services for wastewater, water quality, and industrial discharge compliance.

Padgett-Swann Machinery Co.

Tampa, FL, United StatesUpdated May 2026

Padgett Swann Machinery is an industry leader for 70 years, providing high-quality, cost-effective marine and industrial machinery services including 24-hour emergency field service and repairs.

Paducah Rigging Co

Greenville, MS, United StatesUpdated May 2026

Paducah Rigging Co provides high quality wire rope, synthetic rope, chain, hardware, and fittings with custom fabrication, professional engineering, on-site inspections, inventory management, and multiple testing capacities for the inland marine industry.

Pan Ocean Shipping Co Ltd

JapanUpdated Nov 2001
Freight/RFQ

Pan Ocean Shipping Co Ltd is a leading South Korean global shipping company providing high-quality transportation services across bulkers, container ships, tankers, heavy lift vessels, and LNG carriers worldwide.

Parat Halvorsen AS

Flekkefjord, NorwayUpdated Apr 2011

Parat Halvorsen is Norway’s leading supplier of steam and heat solutions. We deliver complete systems to land-based industries, ships and the offshore sector. Parat Halvorsen boilers are in daily use in all corners of the world – and we are proud of having delivered products with our trademark of quality and reliability.

Pattje Shipyards

Groningen, NetherlandsUpdated Jul 2001

Pattje Shipyards is a shipyard located near Groningen, Netherlands, known for constructing various types of vessels including inland tankers, coasters, hopper dredgers, bunker ships, and work boats with a reputation for quality craftsmanship and innovative engineering.

Penn El Service Company

MManheim,, PA, United StatesUpdated Aug 2006
Freight/RFQ

Penn El Service Company manufactures and inventories high-quality stuffing tubes and related products for military and commercial ships, adhering to strict specifications for quality and reliability.

Peppers Cable Glands Limited

Camberley, Surrey, United KingdomUpdated May 2026

Peppers Cable Glands Limited - World leaders in the manufacture and supply of quality cable glands (cable terminators) and accessories for armoured and unarmoured cables

Perforated Tubes

Ada,, MI, United StatesUpdated Mar 2008
Freight/RFQ

Perforated Tubes, Inc. is a leading manufacturer of perforated steel tubes and pipes, serving diverse industries including marine, aerospace, oil and gas, and filtration with over 50 years of innovation and quality.