• Leading Electrical Service

    Provider in South Korea

    GrandJR is a renowned Electrical engineering firm for any commercial, residential,
    industrial, expo and exhibition. GrandJR continually offers outstanding
    quality, innovative solutions and superior services, establishing itself
    as a market leader in South Korea.

  • Fast and Reliable Services

    For Home and Bussiness

    Over the years we have built up a well trained, committed staff and workforce,
    who ensure that each contract is efficiently carried out to the highest standard.
    We believe that the way to promote our business is through the development of
    good working relationships with our clients.

  • Professional Electrical

    Engineers & Technicians

    Our courteous technicians respect your business/home environment,
    providing an attention to detail that ensures quality, and safe work.
    No matter what electrical contractor services you need,
    GrandJR has the power to make things better.

  • Specialized in

    EXPO and Exhibition centre

    GrandJR is highly specialized in electrical infrastructure, interior lighting setup
    for expo and exhibition halls.No matter whether it is large or small scale Expo,
    GrandJR can deliver an exquisite lighting experience with the aid of a large number
    of hi-tech equipments and experienced technicians.

Welcome to GrandJR Electrical Company Ltd.

GrandJR’s team of highly trained and experienced staff can handle a wide range of residential, commercial and institutional electrical jobs to help you maintain your home or building’s electrical system. This includes, but not limited to, installing new equipment, looking for a retro-fit, or repairing malfunctioning equipment.

Expo & Exhibition Services

GrandJR is one of the pioneer electrical service provider in top leading Expo and Exhibition centers in Korea

Commercial Services

GrandJR has a wide range of expertise in commercial electrical services.

Residential Services

GrandJR's engineers and technicians are highly skilled. They solves your problems quickly and efficiently

Our Management

Engr. Md Rafiqul Islam

CEO, Founder

Kim Young Ja


Enlisted Exibition Centres

Our projects

Korean Medicine bio fair in jecheon

2016 Korean Medicine Bio Fair in Jecheon Electrical Infrastructure and Lighting Installation

domestic project

domestic project Inspection and Installation

domestic project

domestic project Inspection and Installation

commercial project

commercial project Inspection and Installation

official project

official project Inspection and Installation

Repairing & Maintenance

official project Inspection and Installation

Our Contact: +82 31 769 8025

For any information or inquary, please give us a call