Company lists · Data refreshed September 2026

Top 13 Oil and gas infrastructure builders based in Iran

RevenueBase identified 213 company matches for oil and gas infrastructure builders associated with Iran as of September 2026 and tracks 6,930 professional contacts across them, including 22 with verified work emails. Tehran is the largest hub.

This list covers company matches for oil and gas infrastructure builders associated with Iran, 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
213Companies
6,930Contacts tracked
22Verified emails
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The 13 largest oil and gas infrastructure builders based in Iran

Ranked by team size
Top 13 of 213 company matches for oil and gas infrastructure builders based in Iran, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTehran, IranHQ recorded Sep 17, 20261,001-5,000523 contacts →

Exact match

“Iranian Offshore Engineering and Construction Company (IOEC) is a private company.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchTehran, IranHQ recorded Sep 17, 2026501-1,000367 contacts →

Exact match

“Jahanpars Engineering and Construction Company is a leading, privately-owned general contractor in the Middle East with four decades of successful experience.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchTehran, IranHQ recorded Sep 17, 2026501-1,000276 contacts →

Exact match

“NEYRPERSE has been actively involved in designing, procurement, manufacturing, installation and commissioning of the following fields in industry since its establishment in 1958…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchTehran, IranHQ recorded Sep 17, 20261,001-5,000191 contacts →

Exact match

“We are proud to present over a half century of our history, beginning with formation of the Ofogh Consulting Engineers Company in 1961.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchTehran, IranHQ recorded Sep 17, 20261,001-5,000180 contacts →

Exact match

“For almost half a century, Asfalt Tous Company has demonstrated its ability to execute major Industrial, Mining, Oil, Gas and Petrochemical Projects directed by expert key…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchTehran, IranHQ recorded Sep 17, 2026501-1,00094 contacts →

Exact match

“Pars Energy Gostar Drilling and Exploration Company (PEDEX) was established in 1981 as a construction company and a subsidiary of Mostazafan Foundation, and it started its…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchTehran, IranHQ recorded Sep 17, 20261,001-5,00089 contacts →

Exact match

“Panah-Sanat-Part has been involved in the implementation of oil industry contracting projects since 2002 and has been continuously involved as a private sector contractor in the…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchTehran, IranHQ recorded Sep 17, 20261,001-5,00079 contacts →

Exact match

“The Maroon Karan technical and engineering company was registered in 1992 No.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchTehran, IranHQ recorded Sep 17, 2026501-1,00070 contacts →

Exact match

“Daniel Petro Company has started its activities since 2010 with the aim of conducting study activities and providing technical and engineering services inside and outside of the…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchTehran, IranHQ recorded Sep 17, 2026201-50061 contacts →

Exact match

“Ostovan Kish Drilling Company (OKDC) has been established as a private company in 2011 to implement and manage offshore and onshore drilling operations and since then, has been…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchTehran, IranHQ recorded Sep 17, 2026201-50055 contacts →

Exact match

“SHARGAN was established in 1994 to build an indigenous technological base for design, engineering as well as project management and technical services required by Oil, Gas &…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchTehran, IranHQ recorded Sep 17, 202611-508 contacts →

Exact match

“CPD Construction company was stablished in 1977 and primary worked in construction of concrete and steel structures of commercial and industrial buildings such as office…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchIsfahan, IranHQ recorded Sep 17, 202651-2006 contacts →

Exact match

“Tiran Outreach Petro Paya (TOPPCO)”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 13 of 213 oil and gas infrastructure builders based in Iran

See the full list, filter by size, metro and specialty, and access 22 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas infrastructure builders based in Iran at a glance

As of Sep 17, 2026
0.3%Verified-email coverage
32.5Average contacts per company
51-200Median size (employees)
73.7%Largest-city concentration · Tehran
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
24
11-50
71
51-200
43
201-500
31
501-1,000
18
1,001-5,000
20
5,001-10,000
2
10001+
4

Email recency for this list is measured worldwide rather than for Iran, so it is reported there. Company counts and contact totals on this page are exact for Iran, over 213 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 Iran whose business descriptions match “oil and gas infrastructure 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 22 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 “oil and gas infrastructure builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas infrastructure builders are there based in Iran?

RevenueBase identified 213 company matches for oil and gas infrastructure builders associated with Iran 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?

Iranian Offshore Engineering And Construction Company Ioec tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oil and gas infrastructure builders?

Tehran leads with 157 company records, followed by Isfahan (7) and Shiraz (6).

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 22 professional contacts with verified work emails tracked across these 213 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.