Company lists · Data refreshed September 2026
Top 25 Structural steel fabricators based in Italy
RevenueBase identified 746 structural steel fabricators headquartered in Italy as of September 2026 and tracks 4,489 professional contacts across them, including 809 with verified work emails. Milano Mi is the largest hub.
This list covers structural steel fabricators headquartered in Italy, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 18, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest structural steel fabricators based in Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 143 contacts → | ||||
Indirect evidence “La realtà odierna di Manini Prefabbricati, azienda leader del Gruppo Manini, trova le sue origini ad Assisi, nel lontano 1962, per iniziativa del fondatore e attuale…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 111 contacts → | ||||
Strong evidence “Specialist in the design, manufacturing and installation of steel structures.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 94 contacts → | ||||
Indirect evidence “O.M.A.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 90 contacts → | ||||
Partial evidence “AZA:"Steel and glass curtain wall for cutting-edge architectures" AZA is synonymous with reliability and technology in the construction of envelopes for industrial, civil and…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 63 contacts → | ||||
Indirect evidence “With 24 companies in 5 continents, 4 production plants covering about more than 700 employees and collaborators and more than customers in 136 countries all over the…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 60 contacts → | ||||
Indirect evidence “Un'ampia gamma di prodotti, sistemi costruttivi innovativi, personale motivato e impianti di produzione all'avanguardia e altamente automatizzati nel settore delle costruzioni in…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 57 contacts → | ||||
Indirect evidence “Siamo un’azienda giovane e dinamica, costituita da personale specializzato nell’allestimento di ponteggi prefabbricati e lavorazioni a tubo e giunto di qualsiasi tipo.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 55 contacts → | ||||
Indirect evidence “IPE Progetti is an Engineering Company born in 2007 in Turin, Italy, inheriting the great fund of experience coming from a previous engineering company which needed to be taken to…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 51 contacts → | ||||
Indirect evidence “Tecnostrutture began to design composite beams in 1983 and some years later we extended also to composite columns.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 36 contacts → | ||||
Indirect evidence “We are a company in constant growth, we operate globally and, with great commitment, we dedicate ourselves to the construction of industrial plants or parts of them, starting from…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Partial evidence “Ferroberica has been a leader in Europe for the supply of cut & bent and assembled reinforcing steel in bar for 50 years.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 28 contacts → | ||||
Indirect evidence “La storia della Sider Engineering S.p.A, anche se la società è stata costituita solo nel 2004, inizia molto tempo prima.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 27 contacts → | ||||
Indirect evidence “Bronifer Spa, società del Gruppo Groupfer, specializzata nella lavorazione e commercializzazione di prodotti siderurgici per carpenteria ed edilizia, è presente sul mercato dal…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 27 contacts → | ||||
Indirect evidence “L’azienda PTL Srl nasce nel 1976 a Mirandola per la lavorazione dell'acciaio e del ferro, è dotata di uno stabilimento produttivo che si estende su mq, circa 60 addetti…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 26 contacts → | ||||
Indirect evidence “C’è una grossa differenza fra essere un’azienda produttrice di serramenti, scale, arredamenti in acciaio inox o in altri materiali, ed essere il referente che mette a disposizione…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 25 contacts → | ||||
Indirect evidence “Wood Beton nasce nel 1989 e negli anni si afferma sul mercato sia nell'ambito residenziale che in quello delle grandi strutture.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 24 contacts → | ||||
Indirect evidence “Nella comunità internazionale delle costruzioni in metallo, MTS è riconosciuta come una delle realtà più affermate nell’influenzare le tendenze della sua industry, grazie alle…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 24 contacts → | ||||
Indirect evidence “Da una realtà consolidata con oltre 35 anni di esperienza nel campo delle costruzioni meccaniche nasce Sapre Costruzioni S.r.l.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 21 contacts → | ||||
Indirect evidence “Fabbricazione di strutture metalliche altoresistenziali e progettazione di attrezzature speciali.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 20 contacts → | ||||
Partial evidence “Ocem, with more than one hundred years of experience in the medium-heavy structural steelwork, proposes itself as a partner for all those Companies believing in development, in…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 20 contacts → | ||||
Indirect evidence “Since 1977, New House S.p.A.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 18 contacts → | ||||
Indirect evidence “La principale attività della M2 Ingegneria S.r.l è il calcolo strutturale, con particolare attenzione all´acciaio, grazie alla grande esperienza maturata in tale campo, la nostra…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 18 contacts → | ||||
Indirect evidence “Prefabbricati Guerrini nasce nel 1968 da un’idea di Giacomo Guerrini che, nel 1984, passò il testimone a un gruppo di soci industriali.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 24 | 18 contacts → | ||||
Indirect evidence “Fabbricazione, costruzione e montaggio di strutture metalliche, parti assemblate di strutture e tubazioni in genere attivita di manutenzione, verifica periodica di funi e catene…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 25 | 17 contacts → | ||||
Indirect evidence “La storia della nostra azienda affonda le radici nell'esperienza decennale delle persone che la compongono: grazie alle competenze tecniche, manageriali e di ambito commerciale…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: structural steel fabricators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names structural steel fabricators.
- Partial evidence
- Its own public description names part of structural steel fabricators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name structural steel fabricators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 746 structural steel fabricators based in Italy
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Structural steel fabricators based in Italy at a glance
As of Sep 18, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 746 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among structural steel fabricators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Italy whose own description of what they do matches “structural steel fabricators”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names structural steel fabricators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among structural steel fabricators, and records with no verified work email. Companies headquartered outside Italy are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 809 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 18, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names structural steel fabricators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many structural steel fabricators are there based in Italy?
RevenueBase identified 746 structural steel fabricators headquartered in Italy as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Manini Prefabbricati SPA, headquartered in Assisi, tops this list with the largest team on record.
Which city has the most structural steel fabricators?
Milano Mi leads with 11 headquartered companies, followed by Torino (9) and Roma (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 809 verified decision-maker contacts tracked across these 746 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 18, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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