West Coast Engineering Company Limited (WCE)

Provide comprehensive engineering solutions including

  • Industrial maintenance management.
  • Engineering design services for machinery and parts manufacturing by modern and high-precision machinery, together with research and development of mechanical parts.
  • We provide fabrication and installation services for steel structures, pipe systems, pressure tanks, and industrial machinery.
  • We provide Procurement of machinery and equipment, Construction and Project Management as well as providing Energy and Environmental Management services
  • In 2022, WCE expanded its services in the rail and railway engineering business, and the robotics business. and automation

   The company was established in 1999, and currently has a registered capital of 120 million baht. WCE started by providing services to the steel industry group in the Sahaviriya group in Bang Saphan District, Prachuap Khiri Khan Province. The company has expanded the service to customers in other industries both domestic and international area. The company’s experience covering in many industries such as steel, paper, cement, energy, petrochemical, and other infrastructures both for the public and private sectors.

Vision and Mission

Corporate Vision

Corporate Vision: WCE aims to be Thailand’s leading engineering company to provide excellent engineering services and products solutions as one-stop services. We strive to deliver the best-in-class products and services that meet and exceed the needs and expectations of our customers and all the stakeholders.

Corporate Mission

  • To meet the highest satisfaction of service recipients both within the organization, and external customers
  • Recognize the importance of continuous development in all aspects, including research and technological development in technology and the creation of machinery according to the customer and market demand.
  • Continuously improve work processes with good management systems.
  • Personnel are trained to develop themselves regularly.
  • Values

    1. Value awareness and belief in the ability of the personnel.
    2. Aware of safety and environmental care.
    3. Professionally satisfy customer satisfaction.
    4. Create innovations in developing engineering excellence

    Corporate Philosophy

    We enhance running our business to achieve one of the Thai leading companies providing engineering services. With our ‘can-do attitude and knowledge, we continuously work on studying, researching, and developing to accomplish better results. We aim for developing our organization to excellence, going together with applying the Knowledge-Based Economy (KBE) as one of our policies.

    We provide our high-quality products and services concerning the ultimate customer satisfaction by embedding the concept of production and quality assurance that customer success is our success and customers must always be more than satisfied with what they paid. Meticulous care and attention in every step must be monitored and updated to be up-to-date to meet the needs of customers at all times. There is a tracking system to provide good service to customers both pre-sale service during the sale and after sales Deliver products on time responsibly and most importantly, every activity must be carried out with knowledge. to lead to sustainable development

    WCE values our crews as we believe that the good employee brings about the company’s success. We recruit our colleagues by considering putting the right man into the right job as the first-priority concern. We offer reasonable and fair benefits, training courses, educational support, and additional capability building as well as promoting the quality of working life with good health and safety at work which will be beneficial to employees Company and society as a whole

    The Company has a strong determination to conduct business with morals and ethics in a Buddhist way, which is a good business practice. We believe that morals and ethics would be one of the important factors that create a peaceful society and lead the country to be stable and prosperous. As a result, the business will grow and prosper permanently.  WCE will conduct its business with responsibility, transparency and fairness towards all groups of people appropriately and fairly, such as shareholders, investors, trading partners, creditors, competitors, employees, government, community and society, etc.

    We pay attentions to society and environment because business is a unit of society.  Consequently, a good society would provide a good quality of life. We believe that society, environment, and business must be developed together for sustainable business running. WCE takes it as a duty and responsibility to establish great value to the society and environment to keep ‘giving’ and ‘receiving’ in balance. We get ready to accomplish our purposes.

    Board of Directors

    Kamol Juntima

    Chairman of the Board of Directors

    Tongchat Hongladaromp


    Narongrit Chotnuchittrakul


    Harit Sutabutr


    Panya Srichandr


    Jira Chotinuchit


    Win Viriyaprapaikit


    Kittisak Mapanao


    Thawatchai Wongpaisarn


    Executive Board Directors

    Win Viriyaprapaikit

    Chairman of the Executive Board

    Kittisak Mapanao

    Executive Board Director / Managing Director

    Narongrit Chotnuchittrakul

    Executive Board Director

    Jira Chotinuchit

    Executive Board Director

    Executive Officer

    Kittisak Mapanao

    Managing Director

    Pongrapree Sapankaew

    Senior Deputy Managing Director

    Ueamporn Ritthikraironnakarn

    Deputy Managing Director of Accounting and Finance

    Surasak Boonsripirat

    Deputy Managing Director of Human Resources Division

    Narongrit Sivasaroch

    Rail System Engineering Consultant

    Anastasia Rosario

    Maintenance and project consultant

    Weerachai Fungfuang

    Human Resources Management Consultant

    Head of Business Unit

    Pratak Suttisamdang

    Head of MFE Service Business Unit

    Kittiwut Siriprompisan

    Head of Machinery Service Business Unit

    Yongyut Yambang

    Head of Fabrication Service Business Unit

    Danai Prawatruangsri

    Head of EPC Service Business Unit

    Kajorn Sivarungson

    Head of Rail Engineering Business Unit

    Chatchawat Sae-Jung

    Head of Robotics & Automation Business Unit


    Sukanya Dachtunkca

    Human Resources Manager

    Adul Tremeyakul

    Design and Estimator Cost Manager

    Niyom Phimwal

    Manager of skilled labor service and factory maintenance

    Saichon Sukthep

    Manager of Steel Structure Fabrication and Assembly

    Manuspaphon Srisuwitwong

    EPC Manager

    Tiwat Pimsor

    EPC Manager

    Wansa Wichit

    EPC Manager

    Affiliated Company Group

    West Coast Engineering Co., Ltd

    West Coast Engineering Co., Ltd., or WCE, was established in 1999 with a registered capital of 50 million baht and is a 100%-owned subsidiary of SSI In 2001, the capital was increased to 75 million baht and the current registered capital was increased to 120 million baht.

    business scope

    1. Skilled labor service business and factory maintenance
    2. Business of refurbishing and manufacturing machinery
    3. Steel structure manufacturing and assembly business
    4. EPC Project Service
    5. Railway and railway system engineering
    6. Robots and automation systems

    16 K&Y Building 5 Fl., Surasak Road, Silom Sub-District, Bangrak District, Bangkok, Thailand 10500

    9/1 Moo 4, BanKlangNa – YaiPloy Road, Maeramphueng, BangSaphan, Prachuap KhiriKhan, Thailand 77140

    • Telephone Headquarters: (+66) 2234 9889 Factory: (+66) (0) 3290 6112-119
    • Fax Headquarters: (+66) (0) 2233 6669 Factory: (+66) (0) 3290 612

    Sahaviriya Steel Industries Public Company Limited

    Sahaviriya Steel Industries Public Company Limited

          Sahaviriya Steel Industries Public Company Limited or SSI is Southeast Asia’s largest producer of hot rolled steel sheet in coils (HRC), with the production capacity of hot-rolled steel coils up to 4 million tons per year. SSI endeavors to supply quality steel plate products to support the growing demand for steel in the region for the automotive, energy, transportation and construction industries. All SSI employees are committed to and the driving force for success which reflects through the Company’s vision statement – “Leading Innovative and Reliable Steel Company.” and Company’s mission statement – “Innovate premium value steel product and service for customers, create shared values and trust with stakeholders in a sustainable way.”

    2nd – 3rd Floor, Prapawit Building, 28/1 Surasak Road, Silom, Bangrak, Bangkok, Thailand 10500.

    9 Moo 7 Ban Klang Na – Yai Ploy Road, Mae Rumphueng, Bang Saphan, Prachuap Khirikhan, Thailand 77140.

    • Phone Headquarters: (+66) (0) 2630-0257-61 Factory: (+66) (0) 3269 1403-5, 1412-5, 1419-20
    • Fax Headquarters: (+66) (0) 2236-8890, 8892 Factory: (+66) (0) 3269 1416, 1421

    Thai Cold Rolled Steel Sheet Public Company Limited

    Thai Cold Rolled Steel Sheet Public Company Limited

          Thai Cold Rolled Steel Sheet Public Company Limited or TCRSS, was established in 1995 as a joint venture between SSI and a number of leading Japanese companies, namely NKK Corporation, Marubeni Corporation, Tomen Corporation, Nichimen Corporation, Okura & Co., Ltd., and Toyota Tsusho (Thailand) Co., Ltd..
    TCR was granted investment privileges by the Board of Investment to be the first company in Thailand to produce cold-rolled steel sheets in the coil.

          Cold-rolled steel sheet is used in the manufacture of automobiles, electrical appliances, furniture, packaging, and various types of coated steel, and in construction.

    28/1 Prapawit Bldg. 5th Floor, Surasak Rd., Silom, Bangrak, Bangkok, Thailand 10500

    111 Moo 4, Maeramphueng, Bangsaphan, Prachuap Khirikhan, Thailand 77140

    • Phone Headquarters: (+66) (0) 2630-0300 Factory: (+66) (0) 3254-8375-9
    • Fax Headquarters: (+66) (0) 2630-0320-2 Factory: (+66) (0) 3254-8382-3

    Thai Coated Steel Sheet Co., Ltd.

    Thai Coated Steel Sheet Co., Ltd.

    Thai Coated Steel Sheet Co., Ltd., or TCS, is the first company in Thailand to produce electro-galvanized steel sheets in coils. It was founded in 1992 as a joint venture between SSI and three Japanese companies, namely NKK Corporation, Marubeni Corporation, and Itochu Corporation.

    TCS has been granted investment privileges by the Board of Investment to produce galvanized steel sheets by electrolytic coating process. Costing 2.45 billion baht, or approximately US$100 million, TCS’s plant began production in February 1994 with a capacity of 180,000 tonnes per year. The main raw material used is cold-rolled steel sheet. The properties of galvanized steel sheet with electrical processes, the product will be suitable for applications requiring durability. The smoothness and harmony of the chemicals on the surface of the steel sheet makes it easy to paint, suitable for applications that require aesthetics. At present, the industries of automobiles, computers, and various electrical appliances such as video players, televisions, refrigerators, washing machines, etc., have turned to using galvanized steel sheets with a special process. more electrically according to consumer demand which focuses on durability, beauty. Cold rolled steel is used in the automobile industry. Electrical appliances, furniture, packaging, construction and steel sheet manufacturing industries various types of coatings

    28/1 PrapawitBuilding ,8th Floor., Surasak Rd., Silom Bangrak, Bangkok, Thailand 10500

    2 Moo.7 , T.Mearumphung Bangsaphan, Prachup Khirikhan, Thailand 77140

    • Phone Headquarters: (+66) (0) 2630-390 Factory: (+66) (0) 2630-0398-9
    • Fax Headquarters: (+66) (0) 3269 1423-7 Factory: (+66) (0) 3269 1422

    Prachuap Port Co., Ltd

    Prachuap Port Co., Ltd., or PPC, is a subsidiary of SSI, established at a cost of over 1.4 billion baht, or approximately US$55 million, and supported by investment privileges from the Board of Investment. PPC is a private enterprise operating the deepest seaport facilities in Thailand. Its two berths serve mainly to unload raw materials and load finished iron and steel products manufactured in the district of Bang Saphan, Prachuap Khirikhan Province, moreover, it provides port services and facilities for all sorts of other ocean-going vessels.
    The Main Berth

    The Main Berth began offering service in February 1994. This berth is 30 metres wide, 450 metres long, has a dockside MSL depth of 15 metres, and can dock two ships of 100,000 DWT each.

    The Second Berth began offering service in April 1994. This berth is 25 metres wide, 245 metres long, has a dockside MSL depth of 8-11 metres, and can dock two ships of 20,000 DWT each.

    Scope of Business

    1. Unloading and loading ocean-going cargo.
    2. Transshipment of cargo to and from ocean-going and coastal vessels of all types.
    3. Docking services.
    4. Storage of various goods in temporary storage facilities or bonded warehouses.

    Prachuap Port has installed breakwater technology from France that employs Accropode® concrete barriers to interrupt incoming waves rather than natural stones.

    6th floor, Prapawit Bldg., 28/1 Surasak Rd., Silom, Bangrak, Bangkok, Thailand. 10500

    62 Moo 3 Maerumphueng, Bangsaphan, Prachuap Khirikhan, Thailand. 77140

    • Phone Headquarters: (+66) (0) 2630 0323-32 Factory: (+66) (0) 3269 3101-17
    • Fax Headquarters: (+66) (0) 2236 7057 Factory: (+66) (0) 3269 3123