Company lists · Data refreshed September 2026

Top 19 Triple offset butterfly manufacturers based in Italy

RevenueBase identified 60 triple offset butterfly manufacturers headquartered in Italy as of September 2026 and tracks 1,983 professional contacts across them, including 666 with verified work emails. Colico is the largest hub.

This list covers triple offset butterfly manufacturers 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 30, 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 30, 2026 86% judged on-target in blind review
60Companies
1,983Contacts tracked
666Verified emails
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The 19 largest triple offset butterfly manufacturers based in Italy

Ranked by team size
Top 19 of 60 triple offset butterfly manufacturers based in Italy, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to triple offset butterfly manufacturers: 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 evidenceCastellanza, ItalyHQ checked Sep 30, 2026501-1,000314 contacts →

Partial evidence

“PetrolValves is a leading manufacturer of valves and actuators for the oil and gas industry.”

Source: RevenueBase Database · checked Sep 30, 2026
2Indirect evidenceColico, ItalyHQ checked Sep 30, 2026501-1,000255 contacts →

Indirect evidence

“ATV is a privately owned company whose mission is to serve the Energy Industry with flow control solutions to the highest standards of quality and reliability.”

Source: RevenueBase Database · checked Sep 30, 2026
3Strong evidencePiacenza, ItalyHQ checked Sep 30, 2026201-500154 contacts →

Strong evidence

“IMI is an international leader in the manufacture of triple offset metal-seated valves, large diameter double-eccentric butterfly valves and concentric rubber-lined valves, for…”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceSolbiate Olona, ItalyHQ checked Sep 30, 202651-200112 contacts →

Partial evidence

“The company is one of the oldest valve manufacturer in Italy.”

Source: RevenueBase Database · checked Sep 30, 2026
5Partial evidencePorcari, ItalyHQ checked Sep 30, 202651-20064 contacts →

Partial evidence

“Velan is one of the world's leading manufacturers of industrial steel valves, recognized as a standard-bearer in quality and innovation.”

Source: RevenueBase Database · checked Sep 30, 2026
6Indirect evidenceGrignasco, ItalyHQ checked Sep 30, 202651-20046 contacts →

Indirect evidence

“Passion, knowledge, smart attitude and hard work allow us to propose and supply our Customers with the best solution for their needs.”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceSan Paolo D'argon, ItalyHQ checked Sep 30, 202651-20042 contacts →

Indirect evidence

“Established in 1984, LVF S.p.A.”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceZanica, ItalyHQ checked Sep 30, 202651-20039 contacts →

Indirect evidence

“FG Valvole is a private owned company, part of a Group, established with the aim to serve customers in Oil & Gas, Petrochemical, and Power Industry.”

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceSegrate, ItalyHQ checked Sep 30, 202651-20039 contacts →

Indirect evidence

“Experience, Technology and Flexibility Three key elements that make CARRARO an effective and reliable partner in the field of control and regulation of fluids for industrial…”

Source: RevenueBase Database · checked Sep 30, 2026
10Indirect evidenceTrezzo Sull’adda, ItalyHQ checked Sep 30, 202651-20037 contacts →

Indirect evidence

“Experience, Tradition, Innovation, Excellence, Cooperation, Strategies, New Technologies: Italian expertise and the most innovative solutions with Trunnion Mounted and Floating…”

Source: RevenueBase Database · checked Sep 30, 2026
11Partial evidencePiantedo, ItalyHQ checked Sep 30, 202651-20031 contacts →

Partial evidence

“Valland designs and manufactures high-performance valves and engineered components for Oil & Gas, subsea, energy transition, and advanced industrial applications.”

Source: RevenueBase Database · checked Sep 30, 2026
12Indirect evidenceCosta Di Mezzate, ItalyHQ checked Sep 30, 202651-20020 contacts →

Indirect evidence

“A center of excellence in the designing and manufacturing of specially engineered valves for the Oil and Gas and Power industries.”

Source: RevenueBase Database · checked Sep 30, 2026
13Partial evidenceSalt Di Povoletto, ItalyHQ checked Sep 30, 202611-5014 contacts →

Partial evidence

“FRI is an Italian valve manufacturer specialized in critical applications such as corrosive/erosive media, high pressure and temperature and special services.”

Source: RevenueBase Database · checked Sep 30, 2026
14Indirect evidenceBolgare, ItalyHQ checked Sep 30, 202611-5012 contacts →

Indirect evidence

“Vimec Group Italia S.r.l, formerly known as Vimec S.r.l.(Since 1967), now strategically set its new manufacturing facility at Bolgare, Bergamo area in Italy.”

Source: RevenueBase Database · checked Sep 30, 2026
15Partial evidenceGorla Maggiore, ItalyHQ checked Sep 30, 20261-108 contacts →

Partial evidence

“Established in 1997, Nigrema specializes in the design, manufacture and supply of industrial valves, oil & gas, fittings, adapters, electrical and pneumatic controls.”

Source: RevenueBase Database · checked Sep 30, 2026
16Partial evidenceGorla Minore, ItalyHQ checked Sep 30, 202611-507 contacts →

Partial evidence

“INVALVES S.r.l, establised in 2001, is a manufacturer of a wide range of valves to be used in the oil & gas industries, power generation units and critical services.”

Source: RevenueBase Database · checked Sep 30, 2026
17Indirect evidenceCornaredo, ItalyHQ checked Sep 30, 202651-2003 contacts →

Indirect evidence

“AST GROUP S.p.A, parent company of AST S.p.A, HIT VALVE S.p.A.”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceTrebbia Di Rottofreno, ItalyHQ checked Sep 30, 202651-2002 contacts →

Indirect evidence

“IMI Truflo Italy is a part of IMI, a global engineering group focused on the precise control and movement of fluids in critical applications.”

Source: RevenueBase Database · checked Sep 30, 2026
19Partial evidenceBologna, ItalyHQ checked Sep 30, 202611-501 contacts →

Partial evidence

“is a leading Italian manufacturer of high-performance valves and fluid control systems, serving the Water, Energy, Infrastructure, and Building Services sectors since 2004.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 19 of 60 triple offset butterfly manufacturers based in Italy

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Triple offset butterfly manufacturers based in Italy at a glance

As of Sep 30, 2026
33.6%Verified-email coverage
33.0Average contacts per company
11-50Median size (employees)
5.0%Largest-city concentration · Colico
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
7
11-50
24
51-200
19
201-500
6
501-1,000
3
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 60 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 triple offset butterfly manufacturers, 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 “triple offset butterfly manufacturers”. 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 triple offset butterfly manufacturers), 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 triple offset butterfly manufacturers, 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, 666 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 30, 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 triple offset butterfly manufacturers, 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 triple offset butterfly manufacturers are there based in Italy?

RevenueBase identified 60 triple offset butterfly manufacturers 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?

Petrolvalves, headquartered in Castellanza, tops this list with the largest team on record.

Which city has the most triple offset butterfly manufacturers?

Colico leads with 3 headquartered companies, followed by Arconate (2) and Castellanza (2).

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 666 verified decision-maker contacts tracked across these 60 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 30, 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.