Company lists · Data refreshed September 2026

Top 25 Hydro engineering consultants based in Ireland

RevenueBase identified 78 hydro engineering consultants headquartered in Ireland as of September 2026 and tracks 2,931 professional contacts across them, including 1,442 with verified work emails. Cork is the largest hub.

This list covers hydro engineering consultants headquartered in Ireland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 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 Sep 16, 2026 86% judged on-target in blind review
78Companies
2,931Contacts tracked
1,442Verified emails
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The 25 largest hydro engineering consultants based in Ireland

Ranked by team size
Top 25 of 78 hydro engineering consultants based in Ireland, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to hydro engineering consultants: 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 evidenceKilcolgan, IrelandHQ checked Sep 16, 20261,001-5,000632 contacts →

Partial evidence

“Since its establishment, Ward & Burke has sought to develop and adopt the ideals and aspirations to civil engineering construction and currently delivers class leading, reliable…”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceDublin, IrelandHQ checked Sep 16, 2026201-500284 contacts →

Partial evidence

“Nicholas O'Dwyer Ltd, Consulting Engineers, provide water engineering, environmental engineering and civil and structural engineering services to public and private sector clients.”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceDublin, IrelandHQ checked Sep 16, 2026201-500241 contacts →

Partial evidence

“OCSC is an established International Multidisciplinary Consulting Engineering & Project Management Practice.”

Source: RevenueBase Database · checked Sep 16, 2026
4Strong evidenceSandyford, IrelandHQ checked Sep 16, 2026201-500227 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceBlackrock, IrelandHQ checked Sep 16, 202651-200160 contacts →

Partial evidence

“MWP is a multi-disciplinary Engineering and Environmental Consulting Practice providing a first class service to its clients since it was founded in 1967.”

Source: RevenueBase Database · checked Sep 16, 2026
6Strong evidenceCork, IrelandHQ checked Sep 16, 202651-200116 contacts →

Strong evidence

“Fehily Timoney and Company is a Irish civil and environmental, engineering, scientific and planning consultancy specialising in the areas of Sustainable Infrastructure, Planning…”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceCastlebar, IrelandHQ checked Sep 16, 202651-200106 contacts →

Partial evidence

“Shareridge is a dynamic, modern and innovative civil engineering solutions specialist.”

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceLimerick, IrelandHQ checked Sep 16, 202651-200105 contacts →

Strong evidence

“PUNCH Consulting Engineers is the business name of Michael Punch and Partners Limited and is one of Ireland's leading + most experienced engineering consultancies.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceSligo, IrelandHQ checked Sep 16, 202651-20079 contacts →

Partial evidence

“Jennings O’Donovan is a multidisciplinary consulting engineering firm specialising in renewable energy, water supply, wastewater treatment and in the provision of planning and…”

Source: RevenueBase Database · checked Sep 16, 2026
10Strong evidenceDublin 2, IrelandHQ checked Sep 16, 202651-20079 contacts →

Strong evidence

“Barrett Mahony Consulting Engineers is an established civil and structural engineering consultancy specialising in all aspects of civil and structural engineering and project…”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceCastleisland, IrelandHQ checked Sep 16, 202651-20057 contacts →

Partial evidence

“At Right Group, our experienced team has collectively propelled us to the forefront as the leading provider of Electrical and Mechanical Engineering solutions in the water and…”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceDublin, IrelandHQ checked Sep 16, 202611-5047 contacts →

Partial evidence

“Axiseng Consulting Engineers is a premier independent building services consulting engineering practice, founded in 2004 and celebrating 20 years of excellence in delivering…”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceBlackrock, IrelandHQ checked Sep 16, 202611-5038 contacts →

Indirect evidence

“EirEng Consulting Engineers is a firm of highly experienced and motivated Civil and Structural Design Engineers with offices in Ireland and the UK, dedicated to providing cutting…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceCastlebar, IrelandHQ checked Sep 16, 202611-5031 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceMaynooth, IrelandHQ checked Sep 16, 202651-20026 contacts →

Partial evidence

“Capcon Engineering are rainwater drainage and harvesting specialists providing design consultation and sub-contracting services on large-scale construction projects.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceKilkenny, IrelandHQ checked Sep 16, 202611-5026 contacts →

Partial evidence

“Hayes Higgins Partnership is a multidisciplinary consulting engineering practice employing 38 staff in Dublin, Kilkenny & London.”

Source: RevenueBase Database · checked Sep 16, 2026
17Strong evidenceNaas, IrelandHQ checked Sep 16, 202611-5016 contacts →

Strong evidence

“Donnachadh O’ Brien & Associates was founded by Donnachadh O’Brien, Registered Chartered Engineer, and has grown to be an established civil and structural engineering consultancy…”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceCork, IrelandHQ checked Sep 16, 202611-5016 contacts →

Indirect evidence

“CDGA was founded in 1997.”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidencePortlaoise, IrelandHQ checked Sep 16, 202611-5015 contacts →

Partial evidence

“Kilgallen and Partners perform civil and structural engineering services.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceDundalk, IrelandHQ checked Sep 16, 202611-5015 contacts →

Strong evidence

“Civil & Structural Engineering Consultancy

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceLimerick, IrelandHQ checked Sep 16, 202611-5014 contacts →

Partial evidence

“Conway Engineering have been in operation for over 40 years specialising in the design, manufacture and installation of mechanical and electrical engineering solutions to meet…”

Source: RevenueBase Database · checked Sep 16, 2026
22Strong evidenceDublin, IrelandHQ checked Sep 16, 202611-5011 contacts →

Strong 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 Sep 16, 2026
23Partial evidenceNaas, IrelandHQ checked Sep 16, 20261-1011 contacts →

Partial evidence

“A Consultancy of Chartered Engineers coupling Civil and Marine construction experience with innovative design excellence.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceDublin, IrelandHQ checked Sep 16, 202611-5010 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
25Strong evidenceDublin, IrelandHQ checked Sep 16, 202611-509 contacts →

Strong evidence

“Kavanagh Burke Consulting Engineers originated in 1995 offering a complete civil and structural engineering consultancy to clients in both the private and public sector.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 78 hydro engineering consultants based in Ireland

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Hydro engineering consultants based in Ireland at a glance

As of Sep 16, 2026
49.2%Verified-email coverage
37.6Average contacts per company
11-50Median size (employees)
9.0%Largest-city concentration · Cork
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
27
51-200
11
201-500
3
1,001-5,000
1

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 78 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 hydro engineering consultants, 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 “hydro engineering consultants”. 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 hydro engineering consultants), 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 hydro engineering consultants, 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, 1,442 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 September 16, 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 is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its 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 the category the list is about. Each row is rated strong evidence when the company's own description names hydro engineering consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many hydro engineering consultants are there based in Ireland?

RevenueBase identified 78 hydro engineering consultants headquartered in Ireland as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Ward And Burke, headquartered in Kilcolgan Kilcolgan, tops this list with the largest team on record.

Which city has the most hydro engineering consultants?

Cork leads with 7 headquartered companies, followed by Dublin (7) and Limerick (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,442 verified decision-maker contacts tracked across these 78 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 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.