---
title: "Manni Group: about us"
description: Get to know the team and the history of Manni Group better, and stay up to date by subscribing to our newsletter.
---
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# ABOUT US
**[Click here to find out more about the authors of Manni Group Magazine](https://info.mannigroup.com/en/manni-group-authors?hsLang=en)**
## MANNI GROUP
**Since 1945, Manni Group has been developing solutions and expertise for safe, efficient, future-oriented construction.**
The Group operates mainly in the fields of steel processing, renewable energy and the energy transition, combining industrial innovation, off-site technologies and specialised services.
Through research and development, international expansion and strategic partnerships, Manni Group promotes new construction approaches, with a particular focus on resource efficiency and the quality of the built environment.
This approach also includes its stake in **Isopan, a 50/50 joint venture with Marcegaglia Steel**, which strengthens its industrial expertise and range of building envelope solutions.
## ISOPAN
**Isopan is a joint venture owned 50% by Manni Group and 50% by Marcegaglia Steel**, bringing together the expertise and industrial experience of the two Groups since 2025.
Specialising in the manufacture of **insulated steel sandwich panels with polyurethane foam or rock wool insulation**, Isopan develops roof and wall solutions for new buildings and renovation projects.
With an international industrial and commercial presence, the company meets the needs of a wide range of sectors, including industry, logistics, the cold chain, data centres, commercial buildings and residential construction.
Through research, innovation and technical design support, Isopan works alongside designers, contractors and industry professionals to deliver **efficient, safe and reliable buildings**, enhancing building envelope performance and the integration of products and design.
## MANNI SIPRE
**Manni Sipre is an industrial company specialising in the distribution, pre-processing and processing of steel**, supporting businesses in projects of varying complexity in Italy and international markets.
Through a network of service centres and advanced technologies, it supplies **steel products, custom processing services and steel solutions** for the construction, mechanical engineering and industrial sectors.
Drawing on technical expertise and integrated services, from material supply to the production of finished components and steel structures through its **Steelior** division, Manni Sipre helps customers optimise production processes, ensuring quality, precision and reliability throughout the supply chain.
## MANNI GREEN TECH
**Manni Green Tech develops off-site steel construction solutions** using Light Steel Frame (LSF) technology to meet the needs of contemporary construction.
Specialising in the design and production of **lightweight, modular and customisable structural systems**, the company provides solutions for residential, commercial and industrial buildings, combining technological innovation with design flexibility.
With its experience in steel construction and an integrated approach, Manni Green Tech supports designers, contractors and property developers through the various stages of a project, from design to construction. Its solutions promote the industrialisation of construction processes, execution accuracy and resource optimisation, contributing to the evolution of modern building systems.
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