Company lists · Data refreshed November 2026

Top 25 Geotechnical engineering companies based in Ireland

Find 64 geotechnical engineering companies based in Ireland, with 1,156 business contacts and 621 email addresses, published November 2026. Dublin is the single most-represented city among the companies on this list. Use the directory to identify firms for site investigation, subsurface analysis, foundation design, and related project needs.

Geotechnical engineering companies investigate soil, rock, groundwater, and subsurface conditions to inform foundation design, earthwork, construction, and infrastructure projects. This list covers companies that provide geotechnical investigation, testing, analysis, design, consulting, or related subsurface engineering services. Ranked by team size, largest first. Data current as of November 5, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Nov 5, 2026 86% judged on-target in blind review
64Companies
1,156Contacts tracked
621Verified emails
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The 25 largest geotechnical engineering companies based in Ireland

Ranked by team size
Top 25 of 64 geotechnical engineering companies based in Ireland, ranked by team size, largest first. Data refreshed Nov 5, 2026. RevenueBase Smart Search rates how each company's information relates to geotechnical engineering companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceSandyford, IrelandHQ checked Nov 5, 2026201-500254 contacts →

Partial evidence

“Roughan and O’Donovan (ROD) is a leading civil, environmental and structural engineering consultancy.”

Source: RevenueBase Database · checked Nov 5, 2026
2Partial evidenceNaas, IrelandHQ checked Nov 5, 202651-200159 contacts →

Partial evidence

“IGSL is one of Ireland’s leading ground investigation and geotechnical companies.”

Source: RevenueBase Database · checked Nov 5, 2026
3Partial evidenceDublin 14, IrelandHQ checked Nov 5, 202651-200100 contacts →

Partial evidence

“At Gavin & Doherty Geosolutions (GDG), we are experts at finding innovative engineering solutions to support some of the most challenging offshore wind, marine and infrastructure…”

Source: RevenueBase Database · checked Nov 5, 2026
4Partial evidenceCork, IrelandHQ checked Nov 5, 202651-20074 contacts →

Partial evidence

“Sorensen Civil Engineering Ltd is a multi-disciplined construction company that was established in 1977 and has grown to become one of Ireland's leaders in the civil and marine…”

Source: RevenueBase Database · checked Nov 5, 2026
5Partial evidenceArklow, IrelandHQ checked Nov 5, 202651-20065 contacts →

Partial evidence

“Mechanical & Structural Engineering Solutions for both on-site and offsite construction.”

Source: RevenueBase Database · checked Nov 5, 2026
6Indirect evidenceNewcastle, IrelandHQ checked Nov 5, 202651-20042 contacts →

Indirect evidence

“Ground Investigations Ireland Ltd.”

Source: RevenueBase Database · checked Nov 5, 2026
7Indirect evidenceAthenry, IrelandHQ checked Nov 5, 202611-5038 contacts →

Indirect evidence

Source: RevenueBase Database · checked Nov 5, 2026
8Strong evidenceCastlebar, IrelandHQ checked Nov 5, 202611-5034 contacts →

Strong evidence

“Established in 2003, we are an award winning design focused civil, structural, geotechnical and water engineering practice.”

Source: RevenueBase Database · checked Nov 5, 2026
9Partial evidenceDundalk, IrelandHQ checked Nov 5, 202611-5020 contacts →

Partial evidence

“Civil & Structural Engineering Consultancy”

Source: RevenueBase Database · checked Nov 5, 2026
10Indirect evidenceDublin, IrelandHQ checked Nov 5, 2026201-50020 contacts →

Indirect evidence

Source: RevenueBase Database · checked Nov 5, 2026
11Partial evidenceCork, IrelandHQ checked Nov 5, 202611-5019 contacts →

Partial evidence

“At DOSA, we practice the art of structural, civil engineering and project management.”

Source: RevenueBase Database · checked Nov 5, 2026
12Partial evidenceDublin, IrelandHQ checked Nov 5, 202611-5018 contacts →

Partial evidence

“Founded in 1998, TST Engineering Group has established itself as an internationally recognized civil engineering firm specializing in non-destructive investigations.”

Source: RevenueBase Database · checked Nov 5, 2026
13Partial evidenceCo. Dublin, IrelandHQ checked Nov 5, 202651-20014 contacts →

Partial evidence

“PJ Edwards & Company Limited are a leading piling contractor and geotechnical specialist company based out of Kennelsfort Rd Upper, Palmerstown, Dublin 20, Ireland.”

Source: RevenueBase Database · checked Nov 5, 2026
14Partial evidenceDublin, IrelandHQ checked Nov 5, 202611-5013 contacts →

Partial evidence

“Doherty Finegan Kelly (DFK) Consulting Engineers are established Engineering Consultants and provide a comprehensive range of consultancy services specialising in all aspects of…”

Source: RevenueBase Database · checked Nov 5, 2026
15Partial evidenceDublin, IrelandHQ checked Nov 5, 202611-5013 contacts →

Partial evidence

“Since 1983, Liffey Developments has been providing a full range of civil engineering and project management services.”

Source: RevenueBase Database · checked Nov 5, 2026
16Strong evidenceSandyford, IrelandHQ checked Nov 5, 20261-1013 contacts →

Strong evidence

“AGL Consulting is one of the leading geotechnical engineering consulting firms in Ireland.”

Source: RevenueBase Database · checked Nov 5, 2026
17Partial evidenceAthy, IrelandHQ checked Nov 5, 202611-5013 contacts →

Partial evidence

“Providing piling and ground engineering solutions to the Irish construction sector”

Source: RevenueBase Database · checked Nov 5, 2026
18Partial evidenceLimerick, IrelandHQ checked Nov 5, 202611-5012 contacts →

Partial evidence

“Civil Engineering Company who specialize in Earthworks, In-situ Concrete, Kerbing, Drainage, Ducting, Watermains & Water Treatment Works, Roadworks & Building Construction.”

Source: RevenueBase Database · checked Nov 5, 2026
19Partial evidenceBallybofey, IrelandHQ checked Nov 5, 20261-1012 contacts →

Partial evidence

“CARR CONSULTING ENGINEERS Carr Consulting Engineers is a Civil & Structural engineering firm providing consultancy services to the private and public sectors.”

Source: RevenueBase Database · checked Nov 5, 2026
20Indirect evidenceDublin, IrelandHQ checked Nov 5, 202611-5010 contacts →

Indirect evidence

“Kavanagh Mansfield and Partners was established in 1988.”

Source: RevenueBase Database · checked Nov 5, 2026
21Partial evidenceSligo, IrelandHQ checked Nov 5, 20261-1010 contacts →

Partial evidence

“Consulting Civil, Structural & Traffic Engineers with expert knowledge in the fields of - Economic, sustainable development - Traffic Engineering - Road Safety Auditing (RSA)- RTA…”

Source: RevenueBase Database · checked Nov 5, 2026
22Partial evidenceIrelandHQ checked Nov 5, 202611-5010 contacts →

Partial evidence

“O'Keeffe Civil Ltd are a leading groundworks & civil engineering company with a proven track record of delivering the highest quality projects on time & within budget.”

Source: RevenueBase Database · checked Nov 5, 2026
23Partial evidenceCarrickmore, IrelandHQ checked Nov 5, 202611-5010 contacts →

Partial evidence

“MCB Civils Limited, through initiative and ambition, provide a range of specialist activities, in addition to the core elements of construction, demolition and civil engineering…”

Source: RevenueBase Database · checked Nov 5, 2026
24Partial evidenceLimerick, IrelandHQ checked Nov 5, 20261-109 contacts →

Partial evidence

“Civil and Structural Consulting Engineering Company”

Source: RevenueBase Database · checked Nov 5, 2026
25Partial evidenceNewtownstalaban, IrelandHQ checked Nov 5, 202611-507 contacts →

Partial evidence

“NVM are an Irish owned ISO 9001: 2015 registered company, providing geotechnical, hydrological and environmental monitoring services to the Construction Sector, Government…”

Source: RevenueBase Database · checked Nov 5, 2026

Showing 25 of 64 geotechnical engineering companies based in Ireland

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Geotechnical engineering companies based in Ireland at a glance

As of Nov 5, 2026
53.7%Verified-email coverage
18.1Average contacts per company
1-10Median size (employees)
10.9%Largest-city concentration · Dublin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
20
51-200
6
201-500
3

Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 64 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among geotechnical engineering companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Ireland whose own description of what they do matches “geotechnical engineering companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names geotechnical engineering companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among geotechnical engineering companies, and records with no verified work email. Companies headquartered outside Ireland are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 621 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What do geotechnical engineering companies do?

Geotechnical engineering companies assess soil, rock, groundwater, and subsurface conditions to support foundation design, earthwork, construction, and infrastructure projects.

How many geotechnical engineering companies are based in Ireland?

The directory lists 64 geotechnical engineering companies based in Ireland.

Where are most geotechnical engineering companies located?

Dublin is the single most-represented city among the companies on this list.

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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 Smart Search, 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.