Company lists · Data refreshed November 2026

Top 25 Water conveyance tunnel builders worldwide

RevenueBase identified 657 company matches for water conveyance tunnel builders worldwide as of November 2026 and tracks 48,222 professional contacts across them, including 17,026 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for water conveyance tunnel builders 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 November 6, 2026. Country and city lists for water conveyance tunnel builders 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 Nov 6, 2026 How this list was built
657Companies
48,222Contacts tracked
17,026Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest water conveyance tunnel builders worldwide

Ranked by team size
Top 25 of 657 company matches for water conveyance tunnel builders worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchOmaha, NE, United StatesHQ recorded Nov 6, 202610001+21,044 contacts →

Exact match

“At Kiewit, the projects we deliver make a difference, and we offer opportunities for you to make one, too.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0003,366 contacts →

Exact match

“Murphy is a leading international, multi-disciplined engineering and construction company founded in 1951 that improves life by delivering world-class infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 20261,001-5,0001,370 contacts →

Exact match

“A Toniolo, Busnello S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIndianapolis, OH, United StatesHQ recorded Nov 6, 20261,001-5,0001,051 contacts →

Exact match

“Miller Pipeline is the single-source, premier provider for all underground construction system solutions in transmission, distribution, and water/wastewater management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWalsall, United KingdomHQ recorded Nov 6, 20261,001-5,000886 contacts →

Exact match

“Barhale was formed in 1980 as a specialist tunnelling contractor and grew initially through the successful delivery of projects in the water sector, developing mechanical and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchIselin, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000800 contacts →

Exact match

“This page is now closed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGlen Allen, VA, United StatesHQ recorded Nov 6, 2026501-1,000767 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRome, ItalyHQ recorded Nov 6, 20265,001-10,000761 contacts →

Exact match

“Founded in 1894, Ghella is a major Italian global force recognized for its excellence in the construction of large-scale public infrastructure and expertise in the use of Tunnel…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKilcolgan, TX, IrelandHQ recorded Nov 6, 20261,001-5,000731 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026501-1,000585 contacts →

Exact match

“MAX INFRA (I) LIMITED is a construction company based out of 4th Floor, Plot No.319 & 320, Ayyappa Society, Madhapur, HYDERABAD, Telangana, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchStanford-le-hope, United KingdomHQ recorded Nov 6, 2026501-1,000539 contacts →

Exact match

“Joseph Gallagher is one of the UK's leading Civil Engineering & Tunnelling sub-contractors that has significantly grown over the past 45 years into an international business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSan Sebastián De Los Reyes, SpainHQ recorded Nov 6, 2026501-1,000442 contacts →

Exact match

“OSSA is the leading company in the Spanish market in underground projects in Mining, Civil Engineering tunneling (Road, Rail and Subway/Metro tunnels), Underground Hydraulic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSantiago, ChileHQ recorded Nov 6, 20261,001-5,000402 contacts →

Exact match

“En GEOVITA somos líderes en construcción y desarrollo subterráneo, con un enfoque al futuro e innovación, que surge en el año 1989 especializándose en operaciones para la minería…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchO Fallon, AZ, United StatesHQ recorded Nov 6, 2026501-1,000344 contacts →

Exact match

“SAK Construction is one of the largest privately held pipeline rehabilitation and tunneling contractors in the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBasildon, United KingdomHQ recorded Nov 6, 202651-200318 contacts →

Exact match

“Tunnelcraft Ltd is currently working for the BAM Nuttall.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSeattle, MA, United StatesHQ recorded Nov 6, 2026201-500314 contacts →

Exact match

“Delve Underground is a leader in heavy civil engineering, serving the transportation, water, wastewater, and energy industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSylmar, BC, United StatesHQ recorded Nov 6, 2026201-500305 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNeder-over-heembeek, BelgiumHQ recorded Nov 6, 2026201-500290 contacts →

Exact match

“STADSBADER CONTRACTORS is a leading and high-performing multidisciplinary civil engineering contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSt Jory, FranceHQ recorded Nov 6, 2026201-500261 contacts →

Exact match

“General contracting company specialising in the construction of tunnels and microtunnels, BESSAC has been building underground structures for 50 years to serve a variety of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAntioch, CA, United StatesHQ recorded Nov 6, 2026201-500229 contacts →

Exact match

“Drill Tech Drilling & Shoring, Inc.(DTDS) is a full service Engineering Contractor founded in 1994 Specializing in tunneling, shafts, deep foundation, ground improvement, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLeipzig, GermanyHQ recorded Nov 6, 2026501-1,000227 contacts →

Exact match

“Im Jahr 1991 mit dem Fokus auf Wasserversorgung und Abwasserbeseitigung gegründet, operiert unsere Unternehmensgruppe heute in Deutschland und Österreich.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRegensdorf, United StatesHQ recorded Nov 6, 202651-200223 contacts →

Exact match

“Amberg Engineering is a specialised engineering firm for the design and project management of underground works.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMiamisburg, OH, United StatesHQ recorded Nov 6, 2026501-1,000213 contacts →

Exact match

“Ulliman Schutte is a national leader in providing water infrastructure in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGainesville, NC, United StatesHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“CROM is a water infrastructure solutions provider dedicated to the innovation, design, construction, restoration, and maintenance of the nation’s essential infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000196 contacts →

Exact match

“TG Tunnelling is a tunnelling company based out of 2 Athenaeum Rd, London N20 9AE, United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 657 water conveyance tunnel builders worldwide

See the full list, filter by size, metro and specialty, and access 17,026 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Water conveyance tunnel builders worldwide at a glance

As of Nov 6, 2026
35.3%Verified-email coverage
73.4Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Tehran
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
171
11-50
194
51-200
164
201-500
61
501-1,000
32
1,001-5,000
23
5,001-10,000
3
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 water conveyance tunnel builders are linked below.
What qualifies
Company records worldwide whose business descriptions match “water conveyance tunnel builders” 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 17,026 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 November 6, 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.

Water conveyance tunnel builders by location

4 lists · largest first

Every Water conveyance tunnel builders list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “water conveyance tunnel builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water conveyance tunnel builders are there worldwide?

RevenueBase identified 657 company matches for water conveyance tunnel builders worldwide as of November 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?

Kiewit tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most water conveyance tunnel builders?

The United States leads with 154 companies, followed by Germany (54) and Australia (31). Every water conveyance tunnel builders list by country and city is linked on this page.

Which city has the most water conveyance tunnel builders?

Tehran leads with 11 company records, followed by Singapore (7) and Bogota (5).

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 17,026 professional contacts with verified work emails tracked across these 657 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 657 water conveyance tunnel builders worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.