Company lists · Data refreshed October 2026

Top 25 Engineering geology consultants worldwide

Name: Engineering geology consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 23,889 companies tracked

RevenueBase identified 23,889 company matches for engineering geology consultants worldwide as of October 2026 and tracks 340,682 professional contacts across them, including 102,965 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for engineering geology 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 October 12, 2026. Country and city lists for engineering geology 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 Oct 12, 2026 How this list was built

23,889Companies

340,682Contacts tracked

102,965Verified emails

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The 25 largest engineering geology consultants worldwide

Ranked by team size

Top 25 of 23,889 company matches for engineering geology consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 12, 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 12, 2026 · View company records in RevenueBase
2	Keller	Exact match	London, United KingdomHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
3	Golder	Exact match	Vancouver, BC, CanadaHQ recorded Oct 12, 2026	5,001-10,000	3,241 contacts →
	Exact match “Golder was acquired by WSP.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Langan Engineering & Environmental Services	Exact match	Parsippany, NJ, United StatesHQ recorded Oct 12, 2026	1,001-5,000	2,402 contacts →
	Exact match “Langan's client-focused, highly entrepreneurial culture cultivates an environment of opportunities in which career growth and teamwork flourish.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	SRK Consulting	Exact match	Vancouver, CanadaHQ recorded Oct 12, 2026	1,001-5,000	2,360 contacts →
	Exact match “SRK Consulting is an independent, international group providing specialised consultancy services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	ECS Group Of Companies	Exact match	Chantilly, VA, United StatesHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
7	SEP Engineers	Exact match	Skelmersdale, United KingdomHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
8	Bowman Consulting	Exact match	Reston, VA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,778 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 · Oct 12, 2026 · View company records in RevenueBase
9	Arab Center For Engineering Studies	Exact match	Amman, JordanHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
10	Partner Engineering & Science, INC	Exact match	Torrance, CA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,418 contacts →
	Exact match “Partner Assessment Corp.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Knight Piesold	Exact match	Denver, CO, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,326 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 · Oct 12, 2026 · View company records in RevenueBase
12	Soletanche Bachy	Exact match	Rueil-malmaison, FranceHQ recorded Oct 12, 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 12, 2026 · View company records in RevenueBase
13	Barr Engineering CO	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,108 contacts →
	Exact match “Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Cemosa	Exact match	Málaga, SpainHQ recorded Oct 12, 2026	1,001-5,000	995 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 · Oct 12, 2026 · View company records in RevenueBase
15	Cesel Ingenieros	Exact match	Lima, PeruHQ recorded Oct 12, 2026	1,001-5,000	936 contacts →
	Exact match “CESEL es una empresa peruana privada de consultoría en ingeniería, reconocida por su sólida trayectoria y prestigio en el desarrollo exitoso de proyectos multidisciplinarios de…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Ingenieria Civil Vicente	Exact match	Santiago, ChileHQ recorded Oct 12, 2026	1,001-5,000	926 contacts →
	Exact match “Más de 60 años aportando al país, a través de servicios integrales para la gran minería, movimiento de tierras masivos y obras de ingeniería civil.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	M. N. Dastur & Co. P LTD	Exact match	Kolkata, IndiaHQ recorded Oct 12, 2026	1,001-5,000	904 contacts →
	Exact match “M.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	GZA Geoenvironmental, INC	Exact match	Norwood, MA, United StatesHQ recorded Oct 12, 2026	501-1,000	903 contacts →
	Exact match “Founded in 1964 as a soils and foundations specialty consultant, GZA GeoEnvironmental, Inc.(GZA) has grown into a full-service company providing its clients with highly…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Klohn Crippen Berger	Exact match	Vancouver, BC, CanadaHQ recorded Oct 12, 2026	501-1,000	890 contacts →
	Exact match “KCB is a global engineering, geosciences, and environmental consulting firm driven by Passion, Integrity and a commitment to Excellence.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Coffman Engineers	Exact match	Seattle, WA, United StatesHQ recorded Oct 12, 2026	501-1,000	889 contacts →
	Exact match “The right team is more than an advantage.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Pares&alvarez	Exact match	Santiago, ChileHQ recorded Oct 12, 2026	501-1,000	871 contacts →
	Exact match “We are Pares & Alvarez, our extensive experience and the recognition of our clients makes us one of the leading Engineering Companies in environmental, consulting, engineering and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Robert Bird Group	Exact match	Brisbane, AustraliaHQ recorded Oct 12, 2026	501-1,000	852 contacts →
	Exact match “Robert Bird Group (RBG), member of the Surbana Jurong Group, is a specialist structural, civil and construction engineering consultancy with over 800 employees across 12 offices…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Bg&e	Exact match	Millers Point, AustraliaHQ recorded Oct 12, 2026	501-1,000	831 contacts →
	Exact match “BG & E is a multidisciplinary engineering consultancy, recognised for innovative, award-winning designs that prioritise practicality, constructability and long-term performance.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	BGC Engineering INC	Exact match	Vancouver, BC, CanadaHQ recorded Oct 12, 2026	501-1,000	813 contacts →
	Exact match “BGC Engineering is an international consulting firm that provides professional services in applied earth sciences.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Theme Engineering Services Private Limited	Exact match	Jaipur, IndiaHQ recorded Oct 12, 2026	1,001-5,000	810 contacts →
	Exact match “Theme Engineering Services Pvt.” Recorded in the RevenueBase company graph · Oct 12, 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 “engineering geology 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 23,889 engineering geology consultants worldwide

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Engineering geology consultants worldwide at a glance

As of Oct 12, 2026

30.2%Verified-email coverage

14.3Average contacts per company

1-10Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

12,518

11-50

8,021

51-200

2,472

201-500

512

501-1,000

149

1,001-5,000

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 engineering geology consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “engineering geology 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 102,965 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 12, 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 geology consultants by location

104 lists · largest first

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

How many engineering geology consultants are there worldwide?

RevenueBase identified 23,889 company matches for engineering geology consultants 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 engineering geology consultants?

The United States leads with 4,176 companies, followed by Brazil (1,910) and the United Kingdom (1,287). Every engineering geology consultants list by country and city is linked on this page.

Which city has the most engineering geology consultants?

Sao Paulo leads with 276 company records, followed by Belo Horizonte (203) and Tehran (174).

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 102,965 professional contacts with verified work emails tracked across these 23,889 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 12, 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.