A steel frames production enterprise

Western High-Speed Diameter

A multinational transportation project

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Metal structures for buildings & construction

We carry out our steel structures for use in an industrial and civil construction of any complexity

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Roof steelworks

Manufacturing and installation

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years of market presence

353 640

tons of total output


successful projects


tons of constructions per month

Plant at a glance

ZMK Lenmontag (which is a Russian abbreviation for metalworks facility) firmly stands as one of the major leaders of steel frames industry in St. Petersburg and across the North-West of Russia. Involving the most modern technology, Lenmontag Steelworks enjoys the capability to supply its clients with metal solutions in the fields of bridge, road and general construction.

The constant update of heavy equipment and intellectual reserves makes ZMK Lenmontag a suitable partner even for the extremely complicated or unique requests. Our guarantees for the quality level of steel frame engineering are based on a strict quality management system, as the enterprise is certified after the Russian GOST and international standards ISO 9001:2015, ISO 9001:2015.

Our projects

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Началось изготовление одного из самых высоких флагштоков в мире, который…

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ЖК Дефанс

ЖК «Дефанс»: первая очередь

Изготовление и поставка металлоконструкций мостовой части здания 17-23 этаж. ЖК…

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Строительство съездов к «Лахта-центру»

Construction of highway exits to the Lakhta Center

Reconstruction of the Primorskoye Highway. Stage 2. Connection of business…

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Строительство завода по производству аммиака и карбамида

Строительство завода по производству аммиака и карбамида, Кингисепп 2 Изготовление…

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Металлоконструкции для комплекса ЦПТ Центрального участка карьера Костомукшского месторождения

Steel structures for the complex of CFT of the Kostomuksha field

Manufacturing and supply of conveyor metal structures in the amount…

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Доковые плети

Доковые плети

Изготовление доковых клеток грузоподъемностью 1000 тонн.

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Металлоконструкции Арктик СПГ-2

Metal structures for Arctic LNG-2

Lenmontag Steelworks manufactured and supplied metal structures for the flyover…

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Изготовление и поставка металлоконструкций для ThyssenKrupp

Manufacturing and supply of steel structures

Lenmontag Steelworks produced and installed steel structures for 4 crushers,…

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The services

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Steel frame design & development
Steel Detailing
Plasma cutting
Drilling Holes
H-beams manufacturing and welding
Steel cutting
Air blasting operations
Anti-corrosion surface protection


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30th Anniversary — Lenmontag Group


Dear friends and loyal employees, today our company is celebrating its 30th anniversary since its foundation. We want to sincerely thank all our valuable employees,…

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Congratulations on March 8!


Lenmontag Group congratulates the beautiful half of humanity on the holiday! Dear girls and women, continue to sparkle with your unique beauty, delight with your…

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Happy New Year 2021!


Dear colleagues and partners! Lenmontag Steelworks wishes you a Happy New Year and Merry Christmas! We would like to wish you good health, achievement of…

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Construction Professionals Day 2020!


On behalf of Lenmontag Steelworks, we congratulate our respected team, as well as partners of the enterprise, on the Builder's Day! We wish you good…

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International Women’s Day


Lenmontag Steelworks congratulates the beautiful half of us with the Spring Holidays and the International Women's Day! To all of our girls, wives, mothers, and…

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Happy New Year 2020!


Dear colleagues and partners! Lenmontag Steelworks wishes you a Happy New Year and Merry Christmas! We wish you prosperity in all areas of life, first…

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Construction Professionals Day 2019!


As always, Lenmontag Steelworks congratulates its employees and partners with a Construction Professionals Day! We wish you professional victories, achievements of goals and implementation of…

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Metal Structures for the Nakhimov Naval School


ZMK Lenmontag as soon as possible completed the manufacture and installation of metal structures for the building of the new sports complex of the Nakhimov…

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