Lengiprotrans developed and introduced a quality management system in accordance with the requirements of the international standard ISO 9001: 2008 (state standard GOST R ISO 9001-2011).

Certificate IQNet
Certificate OHSAS 18001 2007
Certificate ISO 9001 2015
Certificate ISO 9001 2008

JSC Lengiprotrans is a member of two self-regulating organizations:
Self-Regulatory Organization for Engineering Survey Non-commercial partnership Northwest Northwest Survey Organizations.


The specialists of JSC Lengiprotrans carry out the design of general transport development plans, including a set of works related to the placement of all railway infrastructure devices in accordance with the accepted technological solutions

Leningrad Association of Design Organizations
Газовый клуб ОАО
Gas Club OJSC
Job Reviews

Experts of JSC Lengiprotrans carry out the design of master plans for the development of transport, which include a set of works related to the placement of all the produced estimates of the air

ООО «Тервинго»
LLC "Tervingo"
ООО «Морстройтехнология»
Morstroytechnology LLC
ДКРС-Санкт-Петербург ОАО «РЖД»
DKRS-Saint-Petersburg JSC Russian Railways
Licenses and certificates

JSC Lengiprotrans has the right to carry out work using information constituting state secrets, as well as to conduct work on the preservation of cultural heritage objects (historical and cultural monuments) of the peoples of the Russian Federation.

The business reputation index of Lengiprotrans is 98.13. The certificate confirms the high degree of reliability of the company. In addition, Lengiprotrans has a certificate of trust to the employer.

Лицензия на осуществление работ с использованием сведений, составляющих государственную тайну
License for work with the use of information constituting state secrets
Лицензия на осуществление деятельности по сохранению объектов культурного наследия
License for carrying out activities for the preservation of cultural heritage sites
Сертификат деловой репутаии ГОСТ 66.1.02-2015 ОКВЭД 71.12
Certificate of business reputation GOST 66.1.02-2015 OKVED 71.12