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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«Копра клетевого ствола №2» на Талицком участке ВМКМС

“The cage shaft No. 2” at the Talitsky Area of VPMSD

Development of the Talitsky area of the Verkhnekamsk potassium-magnesium salt…

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Аэропортовый комплекс на аэродроме "Левашово"

Airport complex at the Levashovo airfield

Development of KMD, manufacturing and delivery of steel structures of…

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Подключение ШМСД к ЗСД и развязка с Витебским проспектом

Connection of the SHMSD to the WHSD and the junction with Vitebsk Ave.

Development of KMD, manufacture and supply of steel structures of…

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Production of the highest flagpoles in the world, the height…

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Металлоконструкции ЖК Дефанс

Housing estate “Defence”: first stage

Manufacturing and delivery of steel structures of the bridge part…

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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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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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Happy New Year 2024!


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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Успехи добровольной пожарной команды «Ленмонтаж»


  19 апреля 2021 года для обеспечения безопасности объектов и территории завода была создана добровольная пожарная команда «ЛЕНМОНТАЖ». В состав команды были отобраны лучшие инициативные…

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Congratulations on March 8!


Lenmontag Group congratulates you with the International Women's Day! Dear girls and women, we sincerely wish you happiness, warmth and love! Your beauty and smile…

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Happy New Year!


Lenmontag Steelworks congratulates our dear employees, colleagues and partners with the New Year! We express our gratitude for another year of fruitful and diligent work,…

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Construction Professionals Day 2022!


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 health,…

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С Днем Победы!


ЗМК «Ленмонтаж» поздравляет своих дорогих сотрудников, коллег и заказчиков с Днем Победы! Желаем всем крепкого здоровья, добра, любви и счастья. Пусть в каждом доме царит…

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Congratulations on March 8!


Lenmontag Group congratulates you with the International Women's Day! Dear girls and women, we sincerely wish you happiness, warmth and love! Your beauty and smile…

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Компания «Ленмонтаж» приобрела уникальную высокоточную координатно-измерительную систему на базе электронного тахеометра SOKKIA NET05AXII. Наша компания занимается изготовлением мостовых и строительных конструкций, в том числе сложной…

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