- Schoenrock Hydraulik Marine Systems GmbH
- Schonwolf Hamburg
- SCHOTTEL GmbH
- Schwarze-Robitec GmbH
- SCHWINGUNGSTECHNIK-BRONESKE GmbH
- SCLASHING SHANGHAI CO.,LTD
- Sclashing Shanghai Co.,Ltd
- Scotgrip (UK) Ltd
- SDT International
- SEA-LINKERS PVT. LTD.
- SEAB Marine AB
- Seafresh Desalinators Ltd
- Seaglaze Marine Windows Ltd
- Seagull Marti Deniz Temizligi Ltd. Sti.
- SeaKing (International) AG
- SEALANTERN ELECTRONICS CO.,LTD.
- Sealink Marine Engg & Services
- Sealite Pty Ltd.
- Sealtech ApS
- SEASAFE MARINE SUPPLY CO.
- Seasafe Systems
- Seastema S.p.a.
- Seastemi s.r.l.
- Seatek SpA
- SeaVsat
- SEBERT ENGINEERING GMBH
- SEC SHIP'S EQUIPMENT CENTRE BREMEN GmbH
- SEC Ship's Equipment Centre Groningen B.V.
- SECKIN KLIMA
- SEEKARTE KAPITAN A. DAMMEYER GmbH & Co. KG
- Seiho Machinery & Electric Co Pte Ltd
- SEIM S.r.l.
- Selma - Ship Electric Marine Automation
- Semar Marine & Industrial Co.
- SENKRON ELEKTROMEKANIK LTD
- SES-X MARINE TECHNOLOGIES
- Sevenseas Electronic Company
- Shailesh Industries
- Shameem Electric & Electronics
- Shandong Nanhai Airbag Engineering Co., Ltd
- Shanghai Accessen New-Tech Co., Ltd.
- Shanghai Allmarine Industry Co., Ltd.
- Shanghai Chengxing Shipping Fitting Manufacturing Co.,Ltd.
- Shanghai Chongchi Gearbox Sales Company
- SHANGHAI CLIENT DIESEL ENGINE CO. LTD
- Shanghai Complee Instrument Co., Ltd.
- Shanghai Dan Marine I/E Co., Ltd.
- Shanghai Dayang Marine Engine Parts Co., Ltd
- Shanghai Dexie Engineering Equipments Co., Ltd.
- Shanghai Donghuang Forging Co., Ltd.
- SHANGHAI DONJUN SHIPPING CO.LTD
- SHANGHAI FORTRUST POWER ELECTRIC CO.,LTD
- Shanghai Guoqing Machinery Co., Ltd
- SHANGHAI HENGYUAN MARINE EQUIPMENT CORPORATION
- Shanghai Highsun Marine Equipment Trading Co., Ltd.
- Shanghai Himalayal Co., Ltd
- Shanghai Hissen Marine Spare Parts Co., Ltd.
- Shanghai Honghao Science & Technology Co., Ltd
- Shanghai K&G Machinery CO., LTD
- Shanghai Know-How Marine Equipment Ltd
- Shanghai Lankelec Co., Ltd.
- Shanghai Lingyun Redsun Combustion Equipment Co.,Ltd.
- Shanghai Oseed Industrial Co.,Ltd
- Shanghai Qifan Co.,Ltd.
- SHANGHAI REFINE MARINE ENGINEERING CO,.LTD
- Shanghai Refrigerating Mahine Works
- SHANGHAI RONGDE ENGINEERING EQUIPMENT CO.,LTD
- Shanghai Safetec Marine Fire & Safety Equipment Co Ltd
- Shanghai Sailfish Rope Net Co.,Ltd
- Shanghai Ship Refrigerating Machine Co.,Ltd.
- Shanghai Star Rubber Products Co., Ltd.
- Shanghai Sure-Safe Fire Equipment Co., Ltd.
- Shanghai Tayor Heavy Industry (GROUP) Co.,Ltd .
- Shanghai YingXin Industrial Co.,Ltd
- Shanghai YongDing Industrial Co.,Ltd.
- Shanghai Zesun Marine Electronics Co.,Ltd
- Shelquip Ltd
- Shenyang Yuanlong Industry Co., Ltd.
- Sherwin Williams
- Shijiazhuang Huize pipe fitting Co., Ltd
- Shijiazhuang Jinmo Pipe Import and Export Trading Co. Ltd
- Shijiu Marine Equipment Co., Ltd.
- SHIN DONG DIGITECH CO., LTD.
- Shin Young
- Shin Young Air Clutch
- Shinko Ind Ltd
- SHINMYUNG TECH CO., LTD.
- SHIP EQUIP AS
- Ship Machine-Building JSCo
- Shipham Valves Ltd
- Ships Electronic Services Ltd
- Ships Spare Parts Inc.
- ShivTech Marine Control Systems & Services Pvt. Ltd.
- Shree Extrusions Limited
- Shree Refrigerations Pvt. Ltd.
- SHREEJI IMPEX
- Shuangda valve CO.,LTD
- Shyam Exports
- SIEMENS AG Industrial Solutions and Services Industrial Plants
- Siemens Nederland N.V. Bruinhof Marine