Company lists · Data refreshed September 2026

Top 25 Coastal geotechnical consulting firms worldwide

RevenueBase identified 5,410 company matches for coastal geotechnical consulting firms worldwide as of September 2026 and tracks 92,357 professional contacts across them, including 34,311 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for coastal geotechnical consulting 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 September 27, 2026. Country and city lists for coastal geotechnical consulting 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 Sep 27, 2026 How this list was built
5,410Companies
92,357Contacts tracked
34,311Verified emails
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The 25 largest coastal geotechnical consulting firms worldwide

Ranked by team size
Top 25 of 5,410 company matches for coastal geotechnical consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchOlathe, KS, United StatesHQ recorded Sep 27, 20265,001-10,0006,113 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 27, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 27, 20265,001-10,0003,960 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 27, 2026 · View company records in RevenueBase
3Exact matchChantilly, VA, United StatesHQ recorded Sep 27, 20261,001-5,0002,210 contacts →

Exact match

“ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchNorwood, MA, United StatesHQ recorded Sep 27, 2026501-1,000880 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 · Sep 27, 2026 · View company records in RevenueBase
5Exact matchVancouver, BC, CanadaHQ recorded Sep 27, 2026501-1,000798 contacts →

Exact match

“BGC Engineering is an international consulting firm that provides professional services in applied earth sciences.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchGlen Allen, VA, United StatesHQ recorded Sep 27, 2026501-1,000707 contacts →

Exact match

“Schnabel is a trusted partner in building the foundation for project success.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchRio De Janeiro, BrazilHQ recorded Sep 27, 2026201-500588 contacts →

Exact match

“Sondotécnica was founded in 1954.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchSan Antonio, TX, United StatesHQ recorded Sep 27, 2026501-1,000582 contacts →

Exact match

“Founded in 1968, Raba Kistner Inc.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchKennesaw, GA, United StatesHQ recorded Sep 27, 2026501-1,000518 contacts →

Exact match

“Established in 1996, NOVA was originally founded to provide Environmental Consulting, Geotechnical Engineering, and Construction Materials Testing and Inspection services to the…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchEdmonton, AB, CanadaHQ recorded Sep 27, 2026501-1,000480 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchSeattle, WA, United StatesHQ recorded Sep 27, 2026501-1,000479 contacts →

Exact match

“Headquartered in Seattle, Washington, Anchor QEA is a nationally recognized environmental science and engineering consulting firm specializing in aquatic, shoreline, and water…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchKgs. Lyngby (copenhagen), DenmarkHQ recorded Sep 27, 2026201-500468 contacts →

Exact match

“Founded in 1943, Geo is a market leading engineering consultancy company and contractor, specialised within the fields of geotechnical and environmental engineering (geoteknik og…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchWest Ryde, AustraliaHQ recorded Sep 27, 2026501-1,000466 contacts →

Exact match

“Welcome to Douglas Partners Pty Ltd, a leading engineering consultancy specialising in geotechnics, rock mechanics, environment, groundwater, earthworks and geophysics.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchAbingdon, MD, United KingdomHQ recorded Sep 27, 2026501-1,000460 contacts →

Exact match

“Geo-Technology Associates, Inc.(GTA) proudly celebrates more than 40 years of service, backed by a team of 600+ professionals-including geotechnical engineers, environmental…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchPlymouth, MI, United StatesHQ recorded Sep 27, 2026201-500459 contacts →

Exact match

“SME® is a professional consulting engineering firm in the geosciences, materials and the environment.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchChennai, IndiaHQ recorded Sep 27, 2026501-1,000458 contacts →

Exact match

“Overview In 2012, L&T acquired a huge fleet of sophisticated foundation equipment and L&T GeoStructure - a unique legal business entity, was formed to focus, capture and build…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchSan Diego, CA, United StatesHQ recorded Sep 27, 2026501-1,000449 contacts →

Exact match

“Ninyo & Moore was acquired by SOCOTEC US.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchQuetigny, FranceHQ recorded Sep 27, 2026501-1,000441 contacts →

Exact match

“Groupe Géotec, bureau d’études en ingénierie géotechnique et environnementale, créé en 1973, conseille l’ensemble des interlocuteurs de l’acte de construire : maîtres d’ouvrage…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 27, 2026201-500432 contacts →

Exact match

“In 1979, Collins Engineers, Inc.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchAlbion, AustraliaHQ recorded Sep 27, 20261,001-5,000423 contacts →

Exact match

“Construction Sciences is a construction materials testing, geotechnical engineering, environmental consulting and specialised testing firm.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchOslo, NorwayHQ recorded Sep 27, 2026201-500418 contacts →

Exact match

“NGI – The Norwegian Geotechnical Institute – is an independent research centre in the field of geotechnical engineering and the engineering geosciences.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchBelo Horizonte, BrazilHQ recorded Sep 27, 2026201-500418 contacts →

Exact match

“A Chammas acredita que a engenharia aplicada com rigor e seriedade contribui para um mundo mais seguro e sustentável; Desenvolvemos soluções eficazes, combinando expertise humana…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchJeddah, Saudi ArabiaHQ recorded Sep 27, 20261,001-5,000418 contacts →

Exact match

“Ammico is a geotechnical specialist contracting company and specializes in foundation engineering and marine works.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchBelo Horizonte, BrazilHQ recorded Sep 27, 2026501-1,000400 contacts →

Exact match

“Fundada em 1981, a empresa é focada na execução de serviços especiais de geologia, engenharia geotécnica e recuperação de estruturas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchSharjah, United Arab EmiratesHQ recorded Sep 27, 2026201-500381 contacts →

Exact match

“Headquartered in the UAE, Horizon Geosciences provide marine survey and geotechnical services to an array of clients around the world.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 5,410 coastal geotechnical consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 34,311 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Coastal geotechnical consulting firms worldwide at a glance

As of Sep 27, 2026
37.2%Verified-email coverage
17.1Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Sao Paulo
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
2,629
11-50
1,891
51-200
676
201-500
127
501-1,000
35
1,001-5,000
20
5,001-10,000
4
10001+
2

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 coastal geotechnical consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “coastal geotechnical consulting 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 34,311 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 27, 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.

Coastal geotechnical consulting firms by location

26 lists · largest first

Every Coastal geotechnical consulting 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 “coastal geotechnical consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many coastal geotechnical consulting firms are there worldwide?

RevenueBase identified 5,410 company matches for coastal geotechnical consulting firms 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 coastal geotechnical consulting firms?

The United States leads with 1,226 companies, followed by Brazil (357) and the United Kingdom (263). Every coastal geotechnical consulting firms list by country and city is linked on this page.

Which city has the most coastal geotechnical consulting firms?

Sao Paulo leads with 61 company records, followed by Belo Horizonte (46) and Tehran (37).

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 34,311 professional contacts with verified work emails tracked across these 5,410 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 27, 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.