Company Profile

    Company overview

    Industry

    Automotive

    Company size

    More than 10,000

    Primary location

    Hermosa Ecozone Industrial Park, Palihan, Hermosa, Bataan
    Sumi Philippines Wiring Systems Corporation,a Japanese Company wholly owned subsidiary of Sumitomo Wiring Systems, Ltd.,was incorporated on May 23, 2011. The primary activity of the Company is manufacturing, exporting and sales of wiring harness. The principal office is in Hermosa Ecozone Industrial Park, Hermosa, Bataan 2111.The plant facility covers of 4.3 hectares out of the 6.8 hectares property.The manpower as of January 2019 is 10,000 and we are continuously growing.

    Gallery photos

    Reviews overview

    3.828 ratings in total
    5
    11
    4
    6
    3
    7
    2
    2
    1
    2
    75%
    Rate salary as high or average
    71%
    Employees recommend this employer to friends

    What’s it like working at Sumi Philippines Wiring Systems Corporation?

    AI summary of recent reviews

    Sumi Philippines Wiring Systems Corporation offers a positive work environment characterised by friendly co-workers and a supportive culture. Employees value the learning opportunities and comprehensive benefits package, along with the company's commitment to workplace safety. The company's international presence and stability are also seen as significant advantages.

    However, employees face some challenges including physically demanding work conditions with long standing hours, and compensation that some feel could better reflect the workload. The work environment includes strict deadlines and performance targets, while some employees suggest that career development pathways and promotion criteria could be more structured.

    Recent reviews

    5.0
    Production Operator
    Mar 2026
    Hermosa Bataan3 to 4 years in the role, current employee
    mastering teamwork and time management to hit production targets while maintaining strict QA.
    The good thingsBig company with several sister company and it was an international company
    The challengesTeam work, time management, quality assurance, fulfilling the time given target
    5.0
    Assembly Operator
    Nov 2025
    Hermosa BataanLess than 1 year in the role, former employee
    My experience is nice communicate with others and also improve my skills
    The good thingsI enjoyed working with others people
    The challengesImprove my knowledge and skills
    4.0
    Production engineering
    Jul 2023
    Less than 1 year in the role, former employee
    Overloaded work due to understaff
    The good thingsI am glad that I have been under in a very kind and great mentor to my Senior and Supervisor.
    The challengesOverlapping line setup and lack of veteran or well knowledge employee
    Ratings for Sumi Philippines Wiring Systems Corporation are shared as-is from employees in line with our community guidelines
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