JSC Lengiprotrans mostly subcontracts design and site survey work to organizations that have passed the pre-qualification and were put on the register of legal entities eligible as subcontractors.
To enter the register, companies must read the Contractor Pre-Qualification Regulation and provide the documents listed therein.
On any issues regarding pre-qualification, please contact the specialists of the marketing department.
Regulation on qualification selection
04 July 2025
7,3 Mb, pdfList of documents
04 July 2025
0,0 Mb, docxForms
04 July 2025
0,0 Mb, docx8.1. Agreement on the application of special conditions
04 July 2025
0,1 Mb, docx8.2. Agreement on the application of special conditions (USN)
04 July 2025
0,1 Mb, docx