Company lists · Data refreshed November 2026

Top 25 Contract engineering firms worldwide

RevenueBase identified 7,372 company matches for contract engineering firms worldwide as of November 2026 and tracks 116,426 professional contacts across them, including 31,844 with verified work emails. The United States is the largest market and Riyadh the largest hub.

This list covers company matches for contract engineering firms worldwide, 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. Country and city lists for contract engineering firms follow the table.

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
7,372Companies
116,426Contacts tracked
31,844Verified emails
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The 25 largest contract engineering firms worldwide

Ranked by team size
Top 25 of 7,372 company matches for contract engineering firms worldwide, 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 matchOslo, NorwayHQ recorded Nov 6, 20261,001-5,0002,654 contacts →

Exact match

“Multiconsult Norway is one of the leading firms of architectures, consulting engineers and designers in Norway.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDublin 4, IrelandHQ recorded Nov 6, 20261,001-5,0002,643 contacts →

Exact match

“Jones Engineering is a multi-disciplined engineering contracting company, offering the complete range of engineering and building services installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchJacksonville, WI, United StatesHQ recorded Nov 6, 20261,001-5,0002,439 contacts →

Exact match

“Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Nov 6, 202610001+1,566 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMelville, FL, United StatesHQ recorded Nov 6, 20261,001-5,0001,401 contacts →

Exact match

“With a staff of over 1,800 professionals, Greenman-Pedersen, Inc.(GPI) is a leading engineering consulting firm that specializes in the innovative design and construction of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSão Paulo, BrazilHQ recorded Nov 6, 20261,001-5,0001,164 contacts →

Exact match

“No mercado desde 2007, atuamos em todo território nacional com foco no segmento industrial e na construção de parcerias a longo prazo, oferecendo diversos tipos de soluções e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGiza, EgyptHQ recorded Nov 6, 20261,001-5,0001,089 contacts →

Exact match

“Square (S.A.E) is an Egyptian joint-stock company founded in 1992.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,000985 contacts →

Exact match

“NK India is a part of the ID & E Group (formerly known as Nippon Koei Group) worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFort Wayne, IN, United StatesHQ recorded Nov 6, 20261,001-5,000922 contacts →

Exact match

“Founded in 1926, Shambaugh & Son, L.P.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSeattle, CO, United StatesHQ recorded Nov 6, 2026501-1,000919 contacts →

Exact match

“The right team is more than an advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000844 contacts →

Exact match

“Under the visionary leadership of Founder and Chairman Shri.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEstaque, FranceHQ recorded Nov 6, 20261,001-5,000801 contacts →

Exact match

“For over 50 years the Parlym Group has managed to establish itself as a major player in industrial engineering all over the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000798 contacts →

Exact match

“FREYSSINET SAUDI ARABIA CO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGarner, CO, United StatesHQ recorded Nov 6, 20261,001-5,000733 contacts →

Exact match

“Overland Contracting Inc,(OCI) is a Black & Veatch Company (BV) that provides construction services in the open/merit shop arena.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchUnited StatesHQ recorded Nov 6, 2026n/a724 contacts →

Exact match

“Boom Construction is a grade A contracting company established since 1995, leading amongst other specialist discipline companies that comprises of Boom Group of companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCairo, EgyptHQ recorded Nov 6, 2026501-1,000617 contacts →

Exact match

“Sabbour Consulting is one of the leading multidisciplinary engineering consulting firms in the region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBeit Dagan, IsraelHQ recorded Nov 6, 2026501-1,000614 contacts →

Exact match

“Welcome to Baran Group!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVila Nova De Gaia, PortugalHQ recorded Nov 6, 202651-200588 contacts →

Exact match

“Fundada em 1985, a AFA – Consultores de Engenharia, Lda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSavannah, GA, United StatesHQ recorded Nov 6, 2026501-1,000535 contacts →

Exact match

“Our story began in 1946 with the collaboration of former US Army Corps of Engineers Officers, Hue Thomas and Joe Hutton, in their start-up engineering firm in Savannah, GA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNorth Sydney, AustraliaHQ recorded Nov 6, 2026501-1,000531 contacts →

Exact match

“Great engineering starts with great people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSchaumburg, KY, United StatesHQ recorded Nov 6, 2026201-500522 contacts →

Exact match

“We are an engineering firm that goes beyond a typical consulting role.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 20265,001-10,000513 contacts →

Exact match

“GINCO is fortunate to be part of this burgeoning country’s ever-growing skyline, contributing to the country’s’ success by working alongside its partners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchDoha, QatarHQ recorded Nov 6, 202651-200465 contacts →

Exact match

“BIN OMRAN TRADING AND CONTRACTING COMPANY is a civil engineering company based out of AL WAA'B CITY BULIDING C2, Doha, Doha, Qatar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchKaty, TX, United StatesHQ recorded Nov 6, 20261,001-5,000462 contacts →

Exact match

“Established in 1980, Optimized Process Designs LLC (OPD) provides clients with detailed engineering packages in all disciplines, single-point procurement for all equipment and…”

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

Showing 25 of 7,372 contract engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 31,844 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Contract engineering firms worldwide at a glance

As of Nov 6, 2026
27.4%Verified-email coverage
15.8Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Riyadh
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,592
11-50
2,291
51-200
968
201-500
270
501-1,000
104
1,001-5,000
72
5,001-10,000
12
10001+
11

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for contract engineering firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “contract engineering firms” 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. 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 31,844 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.

Contract engineering firms by location

34 lists · largest first

Every Contract engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many contract engineering firms are there worldwide?

RevenueBase identified 7,372 company matches for contract engineering firms worldwide 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?

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

Which country has the most contract engineering firms?

The United States leads with 1,837 companies, followed by Brazil (474) and India (335). Every contract engineering firms list by country and city is linked on this page.

Which city has the most contract engineering firms?

Riyadh leads with 76 company records, followed by Sao Paulo (75) and Dubai (47).

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 31,844 professional contacts with verified work emails tracked across these 7,372 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.