Company lists · Data refreshed September 2026

Top 25 Petrochemical plant builders based in Italy

Name: Petrochemical plant builders based in Italy
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 189 companies tracked

RevenueBase identified 189 company matches for petrochemical plant builders associated with Italy as of September 2026 and tracks 13,538 professional contacts across them, including 1,405 with verified work emails. Milan is the largest hub.

This list covers company matches for petrochemical plant builders associated with Italy, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

189Companies

13,538Contacts tracked

1,405Verified emails

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The 25 largest petrochemical plant builders based in Italy

Ranked by team size

Top 25 of 189 company matches for petrochemical plant builders based in Italy, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Irem SPA	Exact match	Siracusa, ItalyHQ recorded Sep 17, 2026	1,001-5,000	789 contacts →
	Exact match “IREM GROUP Provides complete services in the field of Procurement, Detail Engineering, Construction and Maintenance of Industrial Plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Paresa SPA	Exact match	Cesena, ItalyHQ recorded Sep 17, 2026	201-500	229 contacts →
	Exact match “Paresa was established in 1978 with the aim to perform prefabrication activities in its own workshops situated in Gualdo and to develop maintenance activities in refineries and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Sime S.R.L	Exact match	Rosignano Solvay, ItalyHQ recorded Sep 17, 2026	201-500	199 contacts →
	Exact match “Established in 1989 as an Oil and Gas engineering firm, Sime is now a Group of Companies inspired by its past but future oriented, with special focus on energy transition.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Arkad SPA	Exact match	Sesto San Giovanni, ItalyHQ recorded Sep 17, 2026	201-500	197 contacts →
	Exact match “We are an Engineering & Contracting Company with a portfolio of almost 60 years of experience and 300 completed projects in more than 30 countries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Fores Engineering	Exact match	Forli, ItalyHQ recorded Sep 17, 2026	51-200	172 contacts →
	Exact match “Fores Engineering is an Italian company, part of the Rosetti Marino Group, specialized in the Engineering, Integration and Construction of turnkey systems for offshore and onshore…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Sirio Solutions Engineering SPA SSE SPA	Exact match	Prato, ItalyHQ recorded Sep 17, 2026	201-500	159 contacts →
	Exact match “Fox Innovation & Technologies (FOX), a leading provider of advanced technologies aftermarket services and solutions specialized in high-speed rotating equipment announced in May…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Tecnomec Engineering SRL	Exact match	Taranto, ItalyHQ recorded Sep 17, 2026	501-1,000	141 contacts →
	Exact match “Tecnomec Engineering develops solutions, products and services for different purposes: Oil & Gas companies, onshore and offshore structures, Petrochemical & Power-Generation…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	RAM Power S.R.L	Exact match	Ravenna, ItalyHQ recorded Sep 17, 2026	201-500	137 contacts →
	Exact match “RAM Power has been established through a team of oil and gas industry experts, all of whom have widespread experience in the field and its ancillary services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Simeco Engineers & Contractors	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	51-200	135 contacts →
	Exact match “SIMECO, established in 1984, has gradually grown up into a leading medium size Engineering and Contracting Company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	RAM Energy E&c S.R.L	Exact match	Guasticce, ItalyHQ recorded Sep 17, 2026	51-200	100 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	O.M.A. Officina Metalmeccanica Angelucci SPA	Exact match	Castiglione A Casauria Italy, ItalyHQ recorded Sep 17, 2026	201-500	94 contacts →
	Exact match “O.M.A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Eurotecnica Contractors And Engineers S.P.A	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	51-200	92 contacts →
	Exact match “Eurotecnica, part of the Proman family of companies, is the world leader in licensing and designing advanced methods and processes for the production of melamine and carbon black…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Telelettra S.R.L	Exact match	Terni, ItalyHQ recorded Sep 17, 2026	201-500	88 contacts →
	Exact match “Telelettra is a company operating since 1968 in the field of industrial plant engineering with many years of experience in the design, construction and maintenance of large plants…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Comis S.R.L	Exact match	Pesaro, ItalyHQ recorded Sep 17, 2026	51-200	85 contacts →
	Exact match “Creata nel 1994, Comis s.r.l.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Siirtec Nigi	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	201-500	82 contacts →
	Exact match “Siirtec Nigi is an ENGINEERING AND CONTRACTING COMPANY operating internationally in the field of oil and gas treatment sulphur recovery acid gas removal We design and supply…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	SITIE	Exact match	Ferrara, ItalyHQ recorded Sep 17, 2026	51-200	76 contacts →
	Exact match “Specialists of Engineering, Procurement, Construction, Project Management and Technical Support Activities in the Energy and Oil & Gas sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Hysytech S.R.L	Exact match	Orbassano, ItalyHQ recorded Sep 17, 2026	51-200	64 contacts →
	Exact match “Hysytech is an engineering and process equipment construction company established on 2003, in Turin, Italy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Officine RAM Power S.R.L	Exact match	Ravenna, ItalyHQ recorded Sep 17, 2026	11-50	61 contacts →
	Exact match “Società specializzata in costruzioni meccaniche ed industriali, prefabbricazione ed assemblaggio strutture e piping, Costruzione di Caldareria, Skid packages, Cabinati packages…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Oiltech SRL	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	54 contacts →
	Exact match “OILTECH is an engineering company specialized in the process design for the Oil & Gas Sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Welding Duebi S.R.L	Exact match	Fiesso Umbertiano, ItalyHQ recorded Sep 17, 2026	201-500	44 contacts →
	Exact match “Welding Duebi nasce nel 2002 in provincia di Rovigo, e nel giro di pochi anni si estenda a tal punto da insediarsi su tutto il territorio nazionale, con unità locali nei comuni di…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Ferretti Construction	Exact match	Lallio, ItalyHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “Ferretti Construction is a family-run Engineering, Construction and Installation Company with a track record of +100 years in the field of industrial construction.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	OCIS	Exact match	Assago, ItalyHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “OCIS is a Company of Equans - Group Bouygues - specialized in Engineering, Procurement, Construction and Maintenance of Industrial Plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	LA Meccanica Padana	Exact match	Rottofreno, ItalyHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “LA MECCANICA PADANA is located in Piacenza in Northern Italy and since 1954 is one of the most experienced manufacturer of Special Fittings for Pipelines, Petro-Chemical and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Utip S.R.L	Exact match	Melilli, ItalyHQ recorded Sep 17, 2026	51-200	35 contacts →
	Exact match “Progettazione multidisciplianre di macchine e Impianti Industriali, E.P.C.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Sitverba	Exact match	Verbania, ItalyHQ recorded Sep 17, 2026	51-200	32 contacts →
	Exact match “SitVerba vanta una solida esperienza nel mondo della costruzione di impianti, macchinari e infrastrutture sia per l’industria che per il terziario.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “petrochemical plant builders”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 189 petrochemical plant builders based in Italy

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Petrochemical plant builders based in Italy at a glance

As of Sep 17, 2026

10.4%Verified-email coverage

71.6Average contacts per company

11-50Median size (employees)

11.1%Largest-city concentration · Milan

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 189 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Italy whose business descriptions match “petrochemical plant builders” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,405 professional contacts with verified work emails across the full matched dataset. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “petrochemical plant builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many petrochemical plant builders are there based in Italy?

RevenueBase identified 189 company matches for petrochemical plant builders associated with Italy as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Irem SPA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most petrochemical plant builders?

Milan leads with 21 company records, followed by Ravenna (9) and Rome (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,405 professional contacts with verified work emails tracked across these 189 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 SmartSearch, 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.