Company lists · Data refreshed October 2026

Top 25 Geotechnical contractors worldwide

Name: Geotechnical contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 37,388 companies tracked

RevenueBase identified 37,388 company matches for geotechnical contractors worldwide as of October 2026 and tracks 580,627 professional contacts across them, including 141,102 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for geotechnical contractors 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 October 13, 2026. Country and city lists for geotechnical contractors 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 Oct 13, 2026 How this list was built

37,388Companies

580,627Contacts tracked

141,102Verified emails

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The 25 largest geotechnical contractors worldwide

Ranked by team size

Top 25 of 37,388 company matches for geotechnical contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Terracon	Exact match	Olathe, KS, United StatesHQ recorded Oct 13, 2026	5,001-10,000	6,380 contacts →
	Exact match “Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	GS E&c	Exact match	Seoul, South KoreaHQ recorded Oct 13, 2026	5,001-10,000	5,758 contacts →
	Exact match “GS E&C is Korea`s representative global contractor leveraging its experience in Civil Engineering, Building, Oil & Gas, Power Plants and Renewable Energy to continually provide…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Keller	Exact match	London, United KingdomHQ recorded Oct 13, 2026	5,001-10,000	4,148 contacts →
	Exact match “Every day, people around the world live, work and play on ground prepared by Keller, the world's largest geotechnical specialist contractor.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	China Harbour Engineering Co. LTD	Exact match	Beijing, ChinaHQ recorded Oct 13, 2026	5,001-10,000	4,026 contacts →
	Exact match “CHEC is focused on basic infrastructure construction, such as Marine Engineering, Dredging and Reclamation, Road and Bridge, Railways, Airports, Complete Plant, and other works.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Macmahon	Exact match	Perth Airport, AustraliaHQ recorded Oct 13, 2026	10001+	2,769 contacts →
	Exact match “Macmahon is a diversified contractor with leading capabilities in surface and underground mining, civil construction and resources engineering.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	PT Cipta Kridatama	Exact match	Jakarta, IndonesiaHQ recorded Oct 13, 2026	1,001-5,000	2,562 contacts →
	Exact match “Starting as a heavy equipment rental service provider, PT Cipta Kridatama has now grown as one of Indonesia leading mining contractor companies.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	PT Darma Henwa TBK	Exact match	Jakarta Selatan, IndonesiaHQ recorded Oct 13, 2026	5,001-10,000	2,300 contacts →
	Exact match “PT Darma Henwa Tbk, as an integrated mining services company, has several business activities as follows: • Coal Mining Contractor Services Company’s core business is coal mining…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	ECS Group Of Companies	Exact match	Chantilly, VA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,259 contacts →
	Exact match “ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Redpath Mining	Exact match	North Bay, ON, CanadaHQ recorded Oct 13, 2026	5,001-10,000	2,182 contacts →
	Exact match “Established in 1962, The Redpath Group is an experienced, full-service solutions provider to the global underground mining industry.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Baker Construction	Exact match	Monroe, OH, United StatesHQ recorded Oct 13, 2026	10001+	2,144 contacts →
	Exact match “The nation's largest concrete contractor, Baker Construction specializes in all types of concrete construction and related solutions, including civil construction, deep…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Bouygues Travaux Publics	Exact match	Saint-quentin-en-yvelines Cedex, FranceHQ recorded Oct 13, 2026	10001+	1,909 contacts →
	Exact match “CONSTRUIRE DES INFRASTRUCTURES DURABLES Bouygues TP est l’un des leaders mondiaux dans les domaines de l’aménagement du territoire et de la construction d’infrastructures durables.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	SEP Engineers	Exact match	Skelmersdale, United KingdomHQ recorded Oct 13, 2026	n/a	1,845 contacts →
	Exact match “Established in 1986, SEP has been the industry’s leader for site engineering, surveying and management solutions for over thirty years, providing vital services, resources and…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	ABV Rock Group	Exact match	Riyadh, Saudi ArabiaHQ recorded Oct 13, 2026	5,001-10,000	1,813 contacts →
	Exact match “ABV Rock Group is a construction contractor that operates in several interlinked sectors covering buildings and civil works, and acts as a principal and specialist contractor.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	U&m Mineração E Construção S A	Exact match	Matias Barbosa, BrazilHQ recorded Oct 13, 2026	1,001-5,000	1,731 contacts →
	Exact match “Há mais de 50 anos, a U&M Mineração e Construção S/A vem movendo não apenas terra e rocha, mas também sonhos e conquistas.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	UES	Exact match	Orlando, FL, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,643 contacts →
	Exact match “UES provides professional engineering, environmental, testing and inspection services to clients across the United States.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Freyssinet	Exact match	Rueil-malmaison, FranceHQ recorded Oct 13, 2026	5,001-10,000	1,559 contacts →
	Exact match “Founded over 70 years ago by Eugène Freyssinet, the inventor of prestressing, Freyssinet brings together an unrivalled range of skills in the specialist civil engineering sector…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	PT Saptaindra Sejati SIS	Exact match	Jakarta Selatan, IndonesiaHQ recorded Oct 13, 2026	10001+	1,496 contacts →
	Exact match “PT Saptaindra Sejati (SIS) is one of Indonesia’s largest mining contractors.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Arab Center For Engineering Studies	Exact match	Amman, JordanHQ recorded Oct 13, 2026	1,001-5,000	1,486 contacts →
	Exact match “At ACES, we offer a wide range of specialized engineering services including site and geotechnical investigation, materials technology and testing, quality control of projects…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	CCECC	Exact match	United StatesHQ recorded Oct 13, 2026	10001+	1,346 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Milicic SA	Exact match	Rosario, ArgentinaHQ recorded Oct 13, 2026	1,001-5,000	1,337 contacts →
	Exact match “We are an Argentine construction and services company with 50 years of experience in large-scale projects that have supported the development of key productive sectors.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Toniolo, Busnello SA	Exact match	Porto Alegre, BrazilHQ recorded Oct 13, 2026	1,001-5,000	1,325 contacts →
	Exact match “A Toniolo, Busnello S.A.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	PT Tatamulia Nusantara Indah	Exact match	Jakarta, IndonesiaHQ recorded Oct 13, 2026	1,001-5,000	1,280 contacts →
	Exact match “Established in 1984, PT.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	Soletanche Bachy	Exact match	Rueil-malmaison, FranceHQ recorded Oct 13, 2026	5,001-10,000	1,265 contacts →
	Exact match “Soletanche Bachy is a world benchmark in foundations and soil technologies, and is involved in over projects every year.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Vial Y Vives - DSD	Exact match	Santiago, ChileHQ recorded Oct 13, 2026	1,001-5,000	1,250 contacts →
	Exact match “Ingeniería y Construcción Vial y Vives SA es una empresa con mas de 30 años de experiencia en la construcción de Obras Civiles y Montaje Electromecánico.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Contech Engineered Solutions	Exact match	West Chester, OH, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,227 contacts →
	Exact match “Contech provides innovative, cost-effective site solutions to engineers, contractors, and developers on projects across North America.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “geotechnical contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 37,388 geotechnical contractors worldwide

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Geotechnical contractors worldwide at a glance

As of Oct 13, 2026

24.3%Verified-email coverage

15.5Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · Sao Paulo

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

14,669

11-50

13,671

51-200

6,199

201-500

1,632

501-1,000

510

1,001-5,000

272

5,001-10,000

10001+

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 geotechnical contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “geotechnical contractors” 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 141,102 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 October 13, 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.

Geotechnical contractors by location

137 lists · largest first

Every Geotechnical contractors 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 “geotechnical contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geotechnical contractors are there worldwide?

RevenueBase identified 37,388 company matches for geotechnical contractors worldwide as of October 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?

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

Which country has the most geotechnical contractors?

The United States leads with 9,063 companies, followed by the United Kingdom (2,792) and Brazil (2,397). Every geotechnical contractors list by country and city is linked on this page.

Which city has the most geotechnical contractors?

Sao Paulo leads with 319 company records, followed by Belo Horizonte (189) and London (187).

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 141,102 professional contacts with verified work emails tracked across these 37,388 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 October 13, 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.