Company lists · Data refreshed November 2026

Top 25 Engineering consultancies based in Iran

RevenueBase identified 1,371 company matches for engineering consultancies associated with Iran as of November 2026 and tracks 27,290 professional contacts across them, including 72 with verified work emails. Tehran is the largest hub.

This list covers company matches for engineering consultancies 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 November 6, 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 Nov 6, 2026 How this list was built
1,371Companies
27,290Contacts tracked
72Verified emails
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The 25 largest engineering consultancies based in Iran

Ranked by team size
Top 25 of 1,371 company matches for engineering consultancies based in Iran, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 20261,001-5,000849 contacts →

Exact match

“Oil Design & Construction Company (ODCC) We are a first grade full-service contractor ranked by the GOI primarily serving the hydrocarbon market with the capability to execute…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchTehran, IranHQ recorded Nov 6, 20261,001-5,000814 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchIsfahan, IranHQ recorded Nov 6, 2026501-1,000734 contacts →

Exact match

“International Systems Engineering & Automation Company (IRISA) was established in 1992, with joint investment of Mobarakeh Steel Company (MSC), Iran International Engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTehran, IranHQ recorded Nov 6, 20261,001-5,000682 contacts →

Exact match

“Farab is an engineering, procurement, construction, and project management company operating as a turnkey general contractor for most major industries, including civil…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,000471 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,000439 contacts →

Exact match

“TAM with over two decades of continuous business presence and engagement with Iran’s major industrial companies is well known as a leading engineering (EPC) service company in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,000363 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,000304 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTehran, IranHQ recorded Nov 6, 2026201-500221 contacts →

Exact match

“Enerchimi Engineering Company was established in July 1980 by a group of qualified and experienced executive managers of the National Iranian Oil Company with the objective of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTehran, IranHQ recorded Nov 6, 20261,001-5,000187 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTehran, IranHQ recorded Nov 6, 202610001+178 contacts →

Exact match

“Sabir Dam and Water Works Construction Company, was established in 1966 by the ministry of Power and has been able to accomplish tens of spectacular and giant projects up to the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTehran, IranHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“On this basis, NIPEC, Non-ferrous Industries Process Engineering and Construction company, was established with the support of NICICO, National Iranian Copper Industries Company…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,000123 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTehran, IranHQ recorded Nov 6, 2026201-500110 contacts →

Exact match

“Namavaran Delvar Engineering and Construction (NDEC) was established by a group of veteran PM professionals in oil, gas and petrochemical industries in 2004.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,00081 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTehran, IranHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“RoNaK Engineering Company specializes in engineering activities and services in mineral processing and industrial projects offering solutions in EPC, EP, Design & Engineering, MC…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchEsfahan, IranHQ recorded Nov 6, 2026201-50072 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTehran, IranHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Project Management knowledge along with the technical experiences and local engineering backgrounds could play major roles in implementing successfully the development projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchTehran, IranHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTehran, IranHQ recorded Nov 6, 2026501-1,00054 contacts →

Exact match

“شركت مهندس فكور صنعت تهران با سه دهه فعالیت درخشان و هدفمند در مسير توسعه و تكميل صنايع بالا دستي و پايين دستي زنجيره ارزش آهن و فولاد،نقش بسزایی را در تحقق تولید فولاد خام به…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTehran, IranHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Middle East Water & Environment (MEWE) is an Iranian company delivering Engineering Design, Consultancy, Supervision and Project Management services and conducting Feasibility and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchTehran, IranHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“آلومینیوم شیشه تهران: از تجربهی دیروز تا نوآوری امروز در صنعت نمای ساختمان بیش از 20 سال همراه با پروژههای شاخص ملی، اکنون به عنوان اولین مشاور تخصصی نما در ایران، نقشآفرینی در…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTehran, IranHQ recorded Nov 6, 2026201-50050 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTehran, IranHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Iran oston consulting engineers has over than 40 years of well-grounded experience in taking constructions projects from preliminary design to successful handover.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTehran, IranHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Samix is a leading Consulting Engineering company in the Field of Information System Design and Development in Iran and presents a wide range of services based on technologies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,371 engineering consultancies based in Iran

See the full list, filter by size, metro and specialty, and access 72 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Engineering consultancies based in Iran at a glance

As of Nov 6, 2026
0.3%Verified-email coverage
19.9Average contacts per company
11-50Median size (employees)
68.3%Largest-city concentration · Tehran
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
306
11-50
539
51-200
306
201-500
128
501-1,000
54
1,001-5,000
31
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 1,371 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 “engineering consultancies” 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 72 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 November 6, 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.

Engineering consultancies by metro

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 “engineering consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many engineering consultancies are there based in Iran?

RevenueBase identified 1,371 company matches for engineering consultancies associated with Iran as of November 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?

OIL Design & Construction Company Odcc tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most engineering consultancies?

Tehran leads with 936 company records, followed by Isfahan (53) and Mashhad (48).

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 72 professional contacts with verified work emails tracked across these 1,371 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 November 6, 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.