Company lists · Data refreshed November 2026

Top 20 Infrastructure consultants based in South Korea

RevenueBase identified 95 company matches for infrastructure consultants associated with South Korea as of November 2026 and tracks 9,182 professional contacts across them, including 519 with verified work emails. Seoul is the largest hub.

This list covers company matches for infrastructure consultants associated with South Korea, 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
95Companies
9,182Contacts tracked
519Verified emails
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The 20 largest infrastructure consultants based in South Korea

Ranked by team size
Top 20 of 95 company matches for infrastructure consultants based in South Korea, 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 matchSeoul, South KoreaHQ recorded Nov 6, 20265,001-10,0005,115 contacts →

Exact match

“Daewoo E&C has been enriching people’s lives ever since its establishment in 1973.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSeoul, South KoreaHQ recorded Nov 6, 20265,001-10,0001,296 contacts →

Exact match

“Samsung C&T Engineering & Construction is a global leader in construction and engineering, delivering world-class projects that shape cities and industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBusan, South KoreaHQ recorded Nov 6, 202651-200223 contacts →

Exact match

“COENS is a total support services provider to clients and consultants in the Oil and Gas Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSeoul City, South KoreaHQ recorded Nov 6, 20261,001-5,000223 contacts →

Exact match

“DOHWA ENGINEERING CO, LTD.(DOHWA) is one of the top reputed civil engineering firms in South Korea, established in 1957 as the first one of its kind in the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSeoul, South KoreaHQ recorded Nov 6, 202610001+162 contacts →

Exact match

“Who We Are This page is being SK E&C has been growing steadily to gain solid reputation for providing civil, transportation, and telecommunication infrastructure as well as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSeoul, South KoreaHQ recorded Nov 6, 20261,001-5,000158 contacts →

Exact match

“Dongbu Corporation, a major affiliate of Dongbu Group, is Korea’s top-tier construction contractor, with a reputation for providing high efficient and technically advanced…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSeoul City, South KoreaHQ recorded Nov 6, 20261,001-5,000145 contacts →

Exact match

“With its establishment in 1976, Sambo E&C has been highly competetive in such civil engineering as Subway, Highway, Express Railroad, Maritime Construction and Design and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGwacheon, South KoreaHQ recorded Nov 6, 20261,001-5,00094 contacts →

Exact match

“SUNJIN Engineering & Architecture is a globally recognized multidisciplinary consulting firm headquartered in Gwacheon, South Korea.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSeoul, South KoreaHQ recorded Nov 6, 20261,001-5,00045 contacts →

Exact match

“SOOSUNG is an ENR Listed (Top 225 International Design Consulting Firm) Multi-disciplinary Engineering Consulting firm in the field of Civil Infrastructure for Sustainable and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact match과천시, South KoreaHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Saltware co, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact match강남구, South KoreaHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“KCIM has been strategizing and developing the implementation of versatile BIM Services Korea to our clients for the last 31 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJongno, South KoreaHQ recorded Nov 6, 20261-1030 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBusan, South KoreaHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Trusted By Maritime Industry Leaders To Deliver Innovative Business Development Strategies & Turn Key Engineering Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSeoul, South KoreaHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“SYSTRA Korea is the Korean subsidiary of SYSTRA Group, the worldwide leading firm in engineering and consulting of CW, Railway, Subway, and Urban Transport.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSeoul, South KoreaHQ recorded Nov 6, 2026n/a13 contacts →

Exact match

“As one of Asia’s most vibrant and technologically advanced countries, South Korea is also home to many of Asia’s most prolific construction companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSeoul, South KoreaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Our mission is to deliver innovative, client-focused solutions that address both legal and engineering challenges, ensuring seamless project success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSeoul, South KoreaHQ recorded Nov 6, 2026n/a10 contacts →

Exact match

“Business as Unusual] P3 //.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSungnam-si, South KoreaHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“To be an IT leader, we will provide clients with the highest quality products and services and our employees with the best working environments - Consulting & Service Product…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSeoul, South KoreaHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Catching two birds with one stone” Function vs Esthetic, Budget vs Design, Quality vs Quantity… TRD’s goal is to achieve both without sacrificing the other when we face these…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSeoul, South KoreaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“IMAC Partners Global is a professional consultancy firm based in Seoul, South Korea, specializing in project & construction management, quantity surveying, due diligence, project…”

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

Showing 20 of 95 infrastructure consultants based in South Korea

See the full list, filter by size, metro and specialty, and access 519 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure consultants based in South Korea at a glance

As of Nov 6, 2026
5.7%Verified-email coverage
96.7Average contacts per company
51-200Median size (employees)
50.5%Largest-city concentration · Seoul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
26
51-200
19
201-500
4
501-1,000
6
1,001-5,000
15
5,001-10,000
5
10001+
1

Email recency for this list is measured worldwide rather than for South Korea, so it is reported there. Company counts and contact totals on this page are exact for South Korea, over 95 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 South Korea whose business descriptions match “infrastructure consultants” 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 519 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.

Infrastructure consultants 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 “infrastructure consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure consultants are there based in South Korea?

RevenueBase identified 95 company matches for infrastructure consultants associated with South Korea 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?

Daewoo Engineering & Construction Co.,ltd tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure consultants?

Seoul leads with 48 company records, followed by Bundang-Gu (2) and Busan (2).

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 519 professional contacts with verified work emails tracked across these 95 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.