Company lists · Data refreshed September 2026

Top 11 Energy infrastructure consulting firms based in Iran

RevenueBase identified 294 energy infrastructure consulting firms headquartered in Iran as of September 2026 and tracks 7,555 professional contacts across them, including 29 with verified work emails. Tehran is the largest hub.

This list covers energy infrastructure consulting firms headquartered in Iran, 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 21, 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 21, 2026 86% judged on-target in blind review
294Companies
7,555Contacts tracked
29Verified emails
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The 11 largest energy infrastructure consulting firms based in Iran

Ranked by team size
Top 11 of 294 energy infrastructure consulting firms based in Iran, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to energy infrastructure consulting firms: 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
1Indirect evidenceTehran, IranHQ checked Sep 21, 20261,001-5,000785 contacts →

Indirect evidence

“Monenco Iran was formed in 1973 as a joint venture between the private sector of Iran and Montreal Engineering Company of Canada.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceTehran, IranHQ checked Sep 21, 2026501-1,000453 contacts →

Partial evidence

“Namvaran Consulting Engineers; Managers founded in 1979 in the era of engineering service industry genesis in Iran, was in fact unfolded from a foreign base - a joint ventured…”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidenceTehran, IranHQ checked Sep 21, 20261,001-5,000294 contacts →

Partial evidence

“Pasargad Energy (PEDC) is an independent and privately owned energy company located in Tehran, Iran.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceTehran, IranHQ checked Sep 21, 2026501-1,000150 contacts →

Indirect evidence

“Mapna Special Projects Construction & Development Co.(MD3) is an affiliated company to MAPNA Group.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceTehran, IranHQ checked Sep 21, 2026501-1,000121 contacts →

Indirect evidence

“A Canadian consultancy company, whose name changed to Ghods Niroo Engineering Company, founded in 1975, is one of the most continually operating engineering firms in Iran and The…”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceTehran, IranHQ checked Sep 21, 202651-20071 contacts →

Partial evidence

“TABA Service Company established in Jan 2015 as one affiliated TANA Group to follow up Service activities, for implementation of infrastructure projects related to different…”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceTehran, IranHQ checked Sep 21, 2026501-1,00070 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceEsfahan, IranHQ checked Sep 21, 2026201-50067 contacts →

Indirect evidence

“In effect of the structural changing in “Design and consultant Institute of Steel” the Foolad Technic international engineering company (FIECO) was founded in 1991.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceTehran, IranHQ checked Sep 21, 2026201-50055 contacts →

Indirect evidence

“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 &…”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceTehran, IranHQ checked Sep 21, 202611-5013 contacts →

Partial evidence

Enermonde is a diversified technology and investment company, established in 2011, which is pioneer in development of innovative solutions in energy sector, especially for project…”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceTehran, IranHQ checked Sep 21, 202611-503 contacts →

Indirect evidence

“Clidoon Integration (Clidoon), registered on Jan.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 11 of 294 energy infrastructure consulting firms based in Iran

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Energy infrastructure consulting firms based in Iran at a glance

As of Sep 21, 2026
0.4%Verified-email coverage
25.7Average contacts per company
11-50Median size (employees)
76.2%Largest-city concentration · Tehran
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
43
11-50
125
51-200
78
201-500
23
501-1,000
13
1,001-5,000
11
5,001-10,000
1

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 294 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 energy infrastructure consulting firms, 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 Iran whose own description of what they do matches “energy infrastructure consulting firms”. 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 energy infrastructure consulting firms), 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 energy infrastructure consulting firms, and records with no verified work email. Companies headquartered outside Iran 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, 29 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 21, 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.

Energy infrastructure consulting firms by metro

  • Energy infrastructure consulting firms in Tehran224

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 energy infrastructure consulting firms, 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 energy infrastructure consulting firms are there based in Iran?

RevenueBase identified 294 energy infrastructure consulting firms headquartered in Iran 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?

Monenco Iran Consulting Engineers, headquartered in Tehran, tops this list with the largest team on record.

Which city has the most energy infrastructure consulting firms?

Tehran leads with 224 headquartered companies, followed by Isfahan (10) and Mashhad (10).

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 29 verified decision-maker contacts tracked across these 294 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 21, 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.