Company lists · Data refreshed September 2026

Top 25 Hydro engineering and consulting firms based in Finland

RevenueBase identified 53 hydro engineering and consulting firms headquartered in Finland as of September 2026 and tracks 2,020 professional contacts across them, including 1,336 with verified work emails. Helsinki is the largest hub.

This list covers hydro engineering and consulting firms headquartered in Finland, 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 28, 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 28, 2026 86% judged on-target in blind review
53Companies
2,020Contacts tracked
1,336Verified emails
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The 25 largest hydro engineering and consulting firms based in Finland

Ranked by team size
Top 25 of 53 hydro engineering and consulting firms based in Finland, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to hydro engineering and consulting firms: 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
1Indirect evidenceHelsinki, FinlandHQ checked Sep 28, 2026501-1,000580 contacts →

Indirect evidence

“Olemme yksi maailman johtavista asiantuntijayrityksistä.”

Source: RevenueBase Database · checked Sep 28, 2026
2Strong evidenceTurku, FinlandHQ checked Sep 28, 20261,001-5,000571 contacts →

Strong evidence

“Elomatic is an international consulting and engineering company that provides top-level expert services, products and turnkey solutions to process, machinery, marine, energy and…”

Source: RevenueBase Database · checked Sep 28, 2026
3Strong evidenceHelsinki, FinlandHQ checked Sep 28, 2026201-500220 contacts →

Strong evidence

“Fimpec is a top expert specializing in consulting, project management and engineering.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceVantaa, FinlandHQ checked Sep 28, 20265,001-10,00095 contacts →

Indirect evidence

“A company providing Construction Management services.”

Source: RevenueBase Database · checked Sep 28, 2026
5Strong evidenceRauma, FinlandHQ checked Sep 28, 202651-20088 contacts →

Strong evidence

“Nipromec Ltd is a global consulting and engineering company operating in energy, industry- and offshore fields.”

Source: RevenueBase Database · checked Sep 28, 2026
6Strong evidenceTurku, FinlandHQ checked Sep 28, 202651-20079 contacts →

Strong evidence

“Allstars Group is a reliable and innovative engineering and consulting company established in 1983.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceEspoo, FinlandHQ checked Sep 28, 202651-20069 contacts →

Indirect evidence

“Envineer Oy on suomalainen ympäristöalan suunnittelu- ja konsultointiyritys.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceHelsinki, FinlandHQ checked Sep 28, 202651-20036 contacts →

Indirect evidence

“Insinööritoimisto Leo Maaskola on partneri-omisteinen vuonna 1956 perustettu talo- ja rakennetekninen suunnittelu, valvonta ja projektinjohtotoimisto.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceÅbo, FinlandHQ checked Sep 28, 20261-1025 contacts →

Indirect evidence

“We offer a range of services in the field of hydrography and fairway design.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceHelsinki, FinlandHQ checked Sep 28, 202611-5022 contacts →

Indirect evidence

“Yrityksemme tarjoaa laajaan kokemukseen perustuvaa asiakaslähtöistä, kokonaistaloudellista ja laatutietoista rakenneteknistä suunnittelua ja konsultointia.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceHelsinki, FinlandHQ checked Sep 28, 202611-5019 contacts →

Strong evidence

“EP-Logistics Oy is an independent consulting engineering firm, specialising in logistics planning for industry, trade, ports and the public sector.”

Source: RevenueBase Database · checked Sep 28, 2026
12Strong evidenceHelsinki, FinlandHQ checked Sep 28, 202651-20018 contacts →

Strong evidence

“The RE Group is a multidisciplinary consulting and engineering company, working as a long-term cooperation partner with clients worldwide.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceOutokumpu, FinlandHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“Outoplan Oy - kun tarvitsette projekteissanne ketterää ja luotettavaa suunnitteluyhteistyökumppania.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceOulu, FinlandHQ checked Sep 28, 202611-5014 contacts →

Indirect evidence

“Maveplan Oy on insinööritoimisto, jonka juuret ovat syvällä suomalaisessa maaperässä.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceEspoo, FinlandHQ checked Sep 28, 202611-5012 contacts →

Indirect evidence

“Insinööritoimisto Pontek on vuonna 1966 perustettu monipuolinen rakennesuunnittelutoimisto.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceHyvinkää, FinlandHQ checked Sep 28, 202651-20011 contacts →

Partial evidence

“RTA-Yhtiöt Oy provides industrial and infrastructure developers with large-scale civil and environmental engineering contracts and specialised works.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceHelsinki, FinlandHQ checked Sep 28, 202611-5010 contacts →

Partial evidence

“Insinööritoimisto TeknoPlan Oy is the residents friendly pipe renovations consulting company in the capital area of finland.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceIisalmi, FinlandHQ checked Sep 28, 202611-509 contacts →

Partial evidence

“Savolainen Insinööritoimisto Oy is a steadily growing expert in construction, providing construction design and consulting services; architectural and structural design services…”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceRaisio, FinlandHQ checked Sep 28, 202611-509 contacts →

Strong evidence

“Sance Ltd is an Engineering, Design and Consulting company operating in the marine, offshore, and construction industry sectors.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceHelsinki, FinlandHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“Insinööritoimisto Stacon Oy (0912501-0) on kasvava sähkötekninen suunnittelu- ja konsultointiyhtiö.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceHelsinki, FinlandHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Artella on laadukkaita taloteknisiä suunnittelu, valvonta- ja projektinjohtopalveluita tuottava insinööritoimisto.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLapua, FinlandHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceTurku, FinlandHQ checked Sep 28, 20261-105 contacts →

Indirect evidence

“We are Law and Water.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceOrimattila, FinlandHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Palveluihimme kuuluvat pilaantuneen maaperän ja pilaantuneiden vesien tutkimukset, maa-ainesten ottamis- ja jalostussuunnitelmat, ympäristölupahakemukset sekä yhdyskuntatekninen…”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidencePunkalaidun, FinlandHQ checked Sep 28, 202611-503 contacts →

Indirect evidence

“Vesirakennus Ojasella on laaja osaaminen esimerkiksi imuruoppauksesta, maanrakennuksesta ja kuljetuspalveluista.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 53 hydro engineering and consulting firms based in Finland

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Hydro engineering and consulting firms based in Finland at a glance

As of Sep 28, 2026
66.1%Verified-email coverage
38.1Average contacts per company
11-50Median size (employees)
26.4%Largest-city concentration · Helsinki
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
19
51-200
7
201-500
1
501-1,000
1
1,001-5,000
3
5,001-10,000
1

Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 53 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 and consulting firms, 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 Finland whose own description of what they do matches “hydro engineering and consulting firms”. 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 and consulting firms), 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 and consulting firms, and records with no verified work email. Companies headquartered outside Finland 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, 1,336 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 28, 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 and consulting firms, 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 and consulting firms are there based in Finland?

RevenueBase identified 53 hydro engineering and consulting firms headquartered in Finland 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?

WSP In Finland, headquartered in Helsinki, tops this list with the largest team on record.

Which city has the most hydro engineering and consulting firms?

Helsinki leads with 14 headquartered companies, followed by Turku (4) and Espoo (3).

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 1,336 verified decision-maker contacts tracked across these 53 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 28, 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.