Company Overview

PT YuichiTech Engineering Solutions is a general contractor and engineering company focused on supporting industrial projects through integrated engineering, construction, and manpower solutions.

The company is led by experienced professionals with a proven background in managing and developing general contracting operations, including strengthening key functions across project execution, manpower management, and operational systems.

With extensive industry exposure and a strong professional network, our team has been involved in various projects across core sectors such as downstream & mining, energy & industrial, and manufacturing.

We deliver practical, efficient, and reliable solutions tailored to meet project requirements, ensuring smooth and timely project execution.

Company NamePT YuichiTech Engineering Solutions
Established2026
FounderLeyka Kikuchi – President Director
Hassan Assegaff – CEO
Focus AreasEngineering, Construction, Manpower, Interior Design & Build
IndustriesDownstream Industry (Smelter, Mineral & Chemical)
Industrial Energy, Manufacturing Industrial
Project Experience TeamPlant Expansion & Debottlenecking, Utility & Supporting Facilities Material Handling System, Maintenance & Shutdown Project, Refinery Upgrade/Revamp, Tank Farm & Storage Facilities, Piping & Mechanical Work (EPC), New Factory Construction, Factory Expansion, Production Line & Utility Project
Focus AreaEast Java

Company Details

Company NamePT YuichiTech Engineering Solutions
Date of Establishment2026
OwnershipFounder
Leyka Kikuchi – President Director
Hassan Assegaff – CEO
DomicileKabupaten Gresik
Business Activity and ProductPT YuichiTech Engineering Solutions is a general contractor providing integrated services in engineering, construction, manpower supply, and interior design & build. We support industrial and commercial projects through installation, modification, maintenance, and facility development, with a focus on practical execution, operational flexibility, and reliable workforce support.
LicenceNo NPWP: 1000 0000 0950 2307
Taxation

Izin Usaha Jasa Kontruksi
NIB: 0705260003178
Contruction Service Business Licence

SK Kemenkumham: 
No. AHU-0034576.AH.01.01.Tahun 2026
Head OfficeSemen Indonesia Tower 5th Floor 
Jln Veteran No.93, Kb. Dalem Gapurosukolilo, Kec Gresik
Jawa Timur 61122