Company lists · Data refreshed September 2026

Top 25 Geotechnical engineering consultants worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 37,967 companies tracked

RevenueBase identified 37,967 company matches for geotechnical engineering consultants worldwide as of September 2026 and tracks 547,184 professional contacts across them, including 158,955 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for geotechnical engineering consultants 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 September 21, 2026. Country and city lists for geotechnical engineering consultants 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 Sep 21, 2026 How this list was built

37,967Companies

547,184Contacts tracked

158,955Verified emails

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The 25 largest geotechnical engineering consultants worldwide

Ranked by team size

Top 25 of 37,967 company matches for geotechnical engineering consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 2026	5,001-10,000	6,113 contacts →
	Exact match “Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Keller	Exact match	London, United KingdomHQ recorded Sep 21, 2026	5,001-10,000	3,960 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 · Sep 21, 2026 · View company records in RevenueBase
3	Golder	Exact match	Vancouver, BC, CanadaHQ recorded Sep 21, 2026	5,001-10,000	3,167 contacts →
	Exact match “Golder was acquired by WSP.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Multiconsult	Exact match	Oslo, NorwayHQ recorded Sep 21, 2026	1,001-5,000	2,553 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 · Sep 21, 2026 · View company records in RevenueBase
5	ECS Group Of Companies	Exact match	Chantilly, VA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,210 contacts →
	Exact match “ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Bouygues Travaux Publics	Exact match	Saint-quentin-en-yvelines Cedex, FranceHQ recorded Sep 21, 2026	10001+	1,850 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 · Sep 21, 2026 · View company records in RevenueBase
7	SEP Engineers	Exact match	Skelmersdale, United KingdomHQ recorded Sep 21, 2026	n/a	1,837 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 · Sep 21, 2026 · View company records in RevenueBase
8	Bowman Consulting	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,666 contacts →
	Exact match “Headquartered in Reston, Virginia, Bowman is a national engineering services firm delivering infrastructure solutions to customers who own, develop and maintain the built…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	UES	Exact match	Orlando, FL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,595 contacts →
	Exact match “UES provides professional engineering, environmental, testing and inspection services to clients across the United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Freyssinet	Exact match	Rueil-malmaison, FranceHQ recorded Sep 21, 2026	5,001-10,000	1,514 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 · Sep 21, 2026 · View company records in RevenueBase
11	Arab Center For Engineering Studies	Exact match	Amman, JordanHQ recorded Sep 21, 2026	1,001-5,000	1,476 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 · Sep 21, 2026 · View company records in RevenueBase
12	Partner Engineering & Science, INC	Exact match	Torrance, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,358 contacts →
	Exact match “Partner Assessment Corp.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	GPI Greenman-Pedersen, INC	Exact match	Melville, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,354 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 · Sep 21, 2026 · View company records in RevenueBase
14	Walter P Moore	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,298 contacts →
	Exact match “Welcome to Walter P Moore!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Atwell, LLC	Exact match	Southfield, MI, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,290 contacts →
	Exact match “Atwell is a full-service consulting, engineering and construction services firm that delivers a broad range of creative solutions to clients in the real estate and land…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Toniolo, Busnello SA	Exact match	Porto Alegre, BrazilHQ recorded Sep 21, 2026	1,001-5,000	1,271 contacts →
	Exact match “A Toniolo, Busnello S.A.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Milicic SA	Exact match	Rosario, ArgentinaHQ recorded Sep 21, 2026	1,001-5,000	1,269 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 · Sep 21, 2026 · View company records in RevenueBase
18	Intercontinental Consultants And Technocrats Pvt. LTD	Exact match	New Delhi, IndiaHQ recorded Sep 21, 2026	1,001-5,000	1,248 contacts →
	Exact match “A multi disciplinary engineering consultancy organisation, headquartered in New Delhi, India providing solutions globally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Knight Piesold	Exact match	Denver, CO, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,231 contacts →
	Exact match “Knight Piésold is an employee-owned, global consulting firm providing specialist services to the mining, power, water resources, and infrastructure industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Soletanche Bachy	Exact match	Rueil-malmaison, FranceHQ recorded Sep 21, 2026	5,001-10,000	1,222 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 · Sep 21, 2026 · View company records in RevenueBase
21	Volkert, INC	Exact match	Mobile, AL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,199 contacts →
	Exact match “Volkert’s history began in 1925 when it was founded in New Orleans as Doullut & Erwin to provide waterfront and heavy construction services, as well as airport design services…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Rimkus	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,184 contacts →
	Exact match “Consultants.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Timmons Group	Exact match	Richmond, VA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,066 contacts →
	Exact match “Timmons Group is an engineering & technology firm specializing in civil, environmental, GIS, and surveying services to clients across the US.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Tonkin Taylor	Exact match	Auckland Central, New ZealandHQ recorded Sep 21, 2026	1,001-5,000	958 contacts →
	Exact match “At Tonkin + Taylor, we’re dedicated to creating and sustaining a better world together.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Cemosa	Exact match	Málaga, SpainHQ recorded Sep 21, 2026	1,001-5,000	943 contacts →
	Exact match “CEMOSA fue constituida en 1972 bajo la denominación mercantil “Centro de Estudios de Materiales y Control de obra, SA”.” Recorded in the RevenueBase company graph · Sep 21, 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 engineering consultants”. 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 37,967 geotechnical engineering consultants worldwide

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Geotechnical engineering consultants worldwide at a glance

As of Sep 21, 2026

29.0%Verified-email coverage

14.4Average contacts per company

1-10Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

19,209

11-50

12,744

51-200

4,255

201-500

1,010

501-1,000

293

1,001-5,000

178

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 engineering consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “geotechnical engineering 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. 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 158,955 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 September 21, 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 engineering consultants by location

139 lists · largest first

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

How many geotechnical engineering consultants are there worldwide?

RevenueBase identified 37,967 company matches for geotechnical engineering consultants worldwide as of September 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 engineering consultants?

The United States leads with 6,479 companies, followed by Brazil (3,298) and the United Kingdom (2,112). Every geotechnical engineering consultants list by country and city is linked on this page.

Which city has the most geotechnical engineering consultants?

Sao Paulo leads with 469 company records, followed by Belo Horizonte (281) and London (271).

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 158,955 professional contacts with verified work emails tracked across these 37,967 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 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 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.