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13,435 companies

Schiffsmeldedienst GmbH

Hamburg, GermanyUpdated May 2003

Schiffsmeldedienst GmbH is a traditional Hamburg-based company active since 1931, providing ship reporting services, shipping information, hazardous goods notifications, export customs declarations, and electronic security monitoring for German ports.

Schlumberger Oilfield Services

Stavanger,, NorwayUpdated Jan 2008

Schlumberger Oilfield Services provides offshore operations, research and development, manufacturing, and maintenance services with offices and facilities in Stavanger, Norway.

Schlumberger USA

Sugar Land,, TX, United StatesUpdated Jan 2008

Schlumberger is a global technology company specializing in oilfield services, including reservoir characterization, drilling, production optimization, and digital solutions.

Schneider Electric Ltd.

Coventry, West Midlands, United KingdomUpdated Oct 2004

Schneider Electric Ltd. provides marine and shipping industry solutions focused on vessel footprint efficiency, operational efficiency, ship lifecycle extension, and energy savings.

Schneider Logistics, Inc.

Green Bay,, WI, United StatesUpdated Jan 2006
BrokerFreight/RFQ

Schneider Logistics, Inc. provides comprehensive logistics and freight management services, specializing in supply chain solutions across various transportation modes.

Schneider National Inc.

Green Bay,, WI, United StatesUpdated May 2026
BrokerFreight/RFQ

Schneider National Inc. is a transport, freight shipping, and logistics company offering solutions including dedicated brokerage, long-haul, regional, expedited, cross-border shipping, warehousing, and port drayage services.

Schoellhorn-Albrecht Machine Co.

St. Louis, MO, United StatesUpdated Jun 2005

Designs and manufactures marine mooring equipment such as; capstans, deck and dock fittings, winches, hawser reels,accommodation ladders, anchors, chain stoppers, and custom deck machinery.

Schonstedt Instrument Co.

Reston, VA, United StatesUpdated Nov 1998

Schonstedt Instrument Company is an American manufacturer founded in 1953, specializing in the design and production of magnetic locators and pipe & cable locators used in surveying, construction, and utilities industries.

Schooner

New Haven, CT, United StatesUpdated Jan 2004
Training

Schooner is a maritime education organization based in New Haven, United States, offering hands-on sailing and sound learning experiences.

Schottel, Inc (Texas)

Sugar Land, TX, United StatesUpdated Oct 2002
Training

SCHOTTEL develops and manufactures azimuth propulsion and manoeuvring systems as well as complete propulsion systems for vessels of all types and sizes, with power ratings up to 30 megawatts.

Schrider & Associates, Inc.

Daphne, AL, United StatesUpdated Nov 2004

Schrider & Associates, Inc., established in 1999, provides naval architecture and marine engineering design services.

Schwartz Electro-Optics, Inc.

Orlando, FL, United StatesUpdated Oct 2002

Schwartz Electro-Optics, Inc. (SEO) designs and manufactures solid-state lasers system for commercial and governmental markets. Products include laser-based weapon simulation systems, laser sensors for traffic management and precision farming, government-funded laser research projects, and lasers for art conservation.

Scienco/FAST

Sunset Hills, MO, United StatesUpdated Apr 2016

Scienco/FAST provides innovative land and marine water management solutions including marine wastewater, sewage, sanitation, and ballast water treatment systems for ships.

Scientific Drilling

Location not listedUpdated May 2026

Scientific Drilling provides advanced drilling technologies and services including rotary steerable systems, measurement while drilling, logging while drilling, and magnetic ranging solutions for complex drilling operations.

Scientific Management Associates Inc.

Alexandria, VA, United StatesUpdated Nov 1998

Scientific Management Associates Inc. was a maritime services firm providing marine engineering and international ship management, with operations in Washington, New Jersey, and Australia. The company was acquired by new owners in March 1983.