Company lists · Data refreshed September 2026

Top 25 Offshore platform maintenance services based in Italy

RevenueBase identified 186 offshore platform maintenance services headquartered in Italy as of September 2026 and tracks 39,409 professional contacts across them, including 10,365 with verified work emails. Napoli is the largest hub.

This list covers offshore platform maintenance services 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
186Companies
39,409Contacts tracked
10,365Verified emails
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The 25 largest offshore platform maintenance services based in Italy

Ranked by team size
Top 25 of 186 offshore platform maintenance services based in Italy, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to offshore platform maintenance services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMilan, ItalyHQ checked Sep 29, 202610001+34,095 contacts →

Partial evidence

“Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceRavenna, ItalyHQ checked Sep 29, 2026201-500841 contacts →

Indirect evidence

“MICOPERI has been active in the marine sector since 1946 when the company was incorporated as a salvage company to free the shipping routes from vessels sunk during the Second…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceVado Ligure, ItalyHQ checked Sep 29, 2026201-500520 contacts →

Indirect evidence

“Expertise was founded in 1984 in Genoa offering technical assistance services, then developing into an Engineering and Technical Services Company mainly operating in the energy…”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceTaranto, ItalyHQ checked Sep 29, 2026501-1,000141 contacts →

Partial evidence

“Tecnomec Engineering develops solutions, products and services for different purposes: Oil & Gas companies, onshore and offshore structures, Petrochemical & Power-Generation…”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSiracusa, ItalyHQ checked Sep 29, 2026501-1,000138 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceRosignano Marittimo, ItalyHQ checked Sep 29, 202651-200130 contacts →

Indirect evidence

“PES Group is a group of companies operating in the Engineering and Services sectors that began its activities in 1979.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceFirenze, ItalyHQ checked Sep 29, 202651-200121 contacts →

Indirect evidence

“Basis Plant Services srl is an independent service provider working in Oil & Gas, Energy, Heavy Industry, and Manufacturing Industry fields.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceGuasticce, ItalyHQ checked Sep 29, 202651-200100 contacts →

Indirect evidence

“RAM Energy E&C acts as main contractor, EP, EPC and EPCM, meeting the customers’ needs and ensuring the highest quality and safety standards- Engineering: able to develop…”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceSestri Levante, ItalyHQ checked Sep 29, 202611-5064 contacts →

Indirect evidence

“Providing Specialized Technical Services to Naval, Off-Shore & Industrial Plants- Multidisciplinary Site supervision - Structural, Mechanical, Electrical & Automation- Quality…”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceSyracuse, ItalyHQ checked Sep 29, 2026201-50061 contacts →

Partial evidence

“IRTIS is construction and maintenance contractor focused on the insulation and scaffolding works, it is a company of IREM group, a global construction contractor.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceCepagatti, ItalyHQ checked Sep 29, 202651-20054 contacts →

Indirect evidence

“Supply of equipment and qualified personnel for oilfield operations, specially for the following applications: On-Shore Oil Well Testing Off-Shore Gas Well Testing On-Shore Oil…”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceSyracuse, ItalyHQ checked Sep 29, 202611-5048 contacts →

Indirect evidence

“Con una presenza operativa sul campo di oltre 50 anni, Sikel offre servizi di installazione e manutenzione di impianti produttivi, specializzandosi nel settore petrolchimico e…”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceMassa, ItalyHQ checked Sep 29, 2026n/a48 contacts →

Indirect evidence

“Sinergy is a service Company providing highly qualified solutions for the energy sector.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceFirenze, ItalyHQ checked Sep 29, 202611-5040 contacts →

Indirect evidence

“Compression Service Technology - C.S.T.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceGuidonia Montecelio (rome), ItalyHQ checked Sep 29, 202651-20032 contacts →

Indirect evidence

“GeoTeam Spa is a joint stock company, founded in 2008, parent company of a group of companies operates globally and present in Azerbaijan, Mozambique, Russia, United Arab…”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceAtena Lucana, ItalyHQ checked Sep 29, 202651-20032 contacts →

Indirect evidence

“Sa.gest.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceLa Spezia, ItalyHQ checked Sep 29, 202651-20026 contacts →

Partial evidence

“Zephyr Group, providing maintenance and overhauling services and stocking quality spare parts for engines used on large ships and in power generation units, brings together the…”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceMarghera, ItalyHQ checked Sep 29, 202651-20025 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceRosignano Marittimo, ItalyHQ checked Sep 29, 2026201-50025 contacts →

Indirect evidence

“Progeco NeXt has been recognized among its clients as one of the most important Oil & Gas, Energy and Petrochemical service and technology provider around the world.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidencePotenza Picena, ItalyHQ checked Sep 29, 202651-20024 contacts →

Indirect evidence

“NSC is a leading global provider of specialized services for the Oil & Gas and Geothermal Industry.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceAssago (mi), ItalyHQ checked Sep 29, 202611-5020 contacts →

Partial evidence

“Tecon is an engineering consulting company specialized in the offshore/marine field.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceGenova, ItalyHQ checked Sep 29, 2026201-50019 contacts →

Indirect evidence

“Our company was founded in 1973 by Mr.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceRosignano Marittimo, ItalyHQ checked Sep 29, 202651-20017 contacts →

Indirect evidence

“Valmec SM nasce grazie all’esperienza più che decennale ed alla passione inesauribile verso il multiforme universo della manutenzione industriale, proprie di ciascuno dei membri…”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceTrieste, ItalyHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Meccano Engineering S.R.L.(Ltd) is a privately-owned specialist engineering company operating in the marine and offshore fields as EPC-M and Design Authority offering a wide range…”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceStaranzano, ItalyHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“We specialize in fault prevention and equipment maintenance for industrial facilities in the Energy and Oil & Gas sectors.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 186 offshore platform maintenance services based in Italy

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Offshore platform maintenance services based in Italy at a glance

As of Sep 29, 2026
26.3%Verified-email coverage
211.9Average contacts per company
11-50Median size (employees)
6.5%Largest-city concentration · Napoli
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
96
51-200
30
201-500
10
501-1,000
5
1,001-5,000
1
10001+
1

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 186 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 offshore platform maintenance services, 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 “offshore platform maintenance services”. 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 offshore platform maintenance services), 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 offshore platform maintenance services, 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, 10,365 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 29, 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 offshore platform maintenance services, 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 offshore platform maintenance services are there based in Italy?

RevenueBase identified 186 offshore platform maintenance services 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?

Saipem, headquartered in Milan, tops this list with the largest team on record.

Which city has the most offshore platform maintenance services?

Napoli leads with 12 headquartered companies, followed by Ravenna (12) and La Spezia (6).

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 10,365 verified decision-maker contacts tracked across these 186 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 29, 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.