Company lists · Data refreshed September 2026

Top 25 Underground infrastructure companies worldwide

RevenueBase identified 5,420 company matches for underground infrastructure companies worldwide as of September 2026 and tracks 139,522 professional contacts across them, including 44,566 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for underground infrastructure companies 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 22, 2026. Country and city lists for underground infrastructure companies 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 22, 2026 How this list was built
5,420Companies
139,522Contacts tracked
44,566Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest underground infrastructure companies worldwide

Ranked by team size
Top 25 of 5,420 company matches for underground infrastructure companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchIndianapolis, IN, United StatesHQ recorded Sep 22, 202610001+3,767 contacts →

Exact match

“Performing tens of millions of locates annually, USIC is the most trusted name in underground utility damage prevention.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 22, 20261,001-5,0003,095 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 · Sep 22, 2026 · View company records in RevenueBase
3Exact match75685 Paris Cedex 14, FranceHQ recorded Sep 22, 20265,001-10,0002,527 contacts →

Exact match

“RESEAUX ET INFRASTRUCTURES Entreprise plus que centenaire forte de quelque 7 collaborateurs, la SADE est le spécialiste de la conception, la construction, la réhabilitation et…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchEdmonton, AB, CanadaHQ recorded Sep 22, 20261,001-5,0002,511 contacts →

Exact match

“Clean water, reliable electricity, drainage services and natural gas are at the heart of what we do.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchPerth, AustraliaHQ recorded Sep 22, 20261,001-5,0002,289 contacts →

Exact match

“SRG Global is a diversified infrastructure services company.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchMount Airy, NC, United StatesHQ recorded Sep 22, 202610001+2,082 contacts →

Exact match

“The Pike family of companies is a leading provider of utilities solutions to over 300 investor-owned, municipal and cooperative utilities in the United States.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchDocklands, AustraliaHQ recorded Sep 22, 20261,001-5,0001,823 contacts →

Exact match

“Service Stream plays a vital role, working with our clients in keeping communities connected to essential network services across Australia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchRiyadh, Saudi ArabiaHQ recorded Sep 22, 20265,001-10,0001,820 contacts →

Exact match

“ABV Rock Group is a construction contractor that operates in several interlinked sectors covering buildings and civil works, and acts as a principal and specialist contractor.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchBlue Bell, PA, United StatesHQ recorded Sep 22, 20265,001-10,0001,813 contacts →

Exact match

“Henkels & McCoy, Inc.(H&M) is a leading utility construction firm providing critical infrastructure for the power, oil & gas pipeline, telecommunications, and gas distribution…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchCanadaHQ recorded Sep 22, 20261,001-5,0001,441 contacts →

Exact match

“Badger is the largest provider of non-destructive excavating and related services in North America.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchPhoenix, AZ, United StatesHQ recorded Sep 22, 20265,001-10,0001,358 contacts →

Exact match

“NPL is a nationally recognized leader in energy infrastructure construction, with 50 years of experience.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchNijkerk, NetherlandsHQ recorded Sep 22, 20261,001-5,0001,307 contacts →

Exact match

“De infrapartner voor Nederland.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchMarkham, ON, CanadaHQ recorded Sep 22, 20261,001-5,0001,246 contacts →

Exact match

“Our work makes the world work.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchEast Jordan, MI, United StatesHQ recorded Sep 22, 20261,001-5,0001,246 contacts →

Exact match

“EJ is the global leader in the design, manufacture, and distribution of access solutions for the world’s growing infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchEdmonton, AB, CanadaHQ recorded Sep 22, 20261,001-5,0001,229 contacts →

Exact match

“In the spirit of reconciliation, we acknowledge the traditional territories and homelands on which many of our ATCO operations and facilities are located.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchHarefield, United KingdomHQ recorded Sep 22, 20261,001-5,0001,218 contacts →

Exact match

“The Clancy Group was founded in 1958 by Michael Clancy as M.J.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchEnglewood, CO, United StatesHQ recorded Sep 22, 20261,001-5,0001,143 contacts →

Exact match

“Mears is an industry-leading energy infrastructure solutions provider offering engineering, construction and maintenance services to the oil and natural gas, electric transmission…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchAlpharetta, GA, United StatesHQ recorded Sep 22, 20261,001-5,0001,115 contacts →

Exact match

“UtiliQuest, LLC is a leading provider of quality underground utility damage prevention for over three decades.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchColumbus, OH, United StatesHQ recorded Sep 22, 20261,001-5,0001,074 contacts →

Exact match

“Team Fishel is a family-owned and operated utility engineering, construction, installation, and maintenance services provider for natural gas distribution, electric power…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchIndianapolis, IN, United StatesHQ recorded Sep 22, 20261,001-5,000974 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 · Sep 22, 2026 · View company records in RevenueBase
21Exact matchStevenage, United KingdomHQ recorded Sep 22, 202610001+851 contacts →

Exact match

“M Group | Essential Infrastructure Services for Life It’s an exceptional time to be part of M Group.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchWalsall, United KingdomHQ recorded Sep 22, 20261,001-5,000803 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 · Sep 22, 2026 · View company records in RevenueBase
23Exact matchFort Lauderdale, FL, United StatesHQ recorded Sep 22, 20261,001-5,000765 contacts →

Exact match

“Founded in 2013, ITG is a national provider of end-to-end digital infrastructure services delivered through a turnkey model.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchMaumee, OH, United StatesHQ recorded Sep 22, 2026501-1,000736 contacts →

Exact match

“Creating possibility for our team members and clients by Intelligently Visualizing the Built World is who we are.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSan Giovanni Teatino, ItalyHQ recorded Sep 22, 20261,001-5,000668 contacts →

Exact match

“Circet Italia opera da oltre 30 anni nel mercato di sistemi e reti di telecomunicazione, energia e trasporti con servizi di progettazione, installazione e manutenzione di grandi…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 5,420 underground infrastructure companies worldwide

See the full list, filter by size, metro and specialty, and access 44,566 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Underground infrastructure companies worldwide at a glance

As of Sep 22, 2026
31.9%Verified-email coverage
25.7Average contacts per company
11-50Median size (employees)
0.6%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
1,532
11-50
1,974
51-200
1,235
201-500
348
501-1,000
144
1,001-5,000
114
5,001-10,000
15
10001+
13

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 underground infrastructure companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “underground infrastructure companies” 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 44,566 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 22, 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.

Underground infrastructure companies by location

19 lists · largest first

Every Underground infrastructure companies 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 “underground infrastructure companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many underground infrastructure companies are there worldwide?

RevenueBase identified 5,420 company matches for underground infrastructure companies 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?

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

Which country has the most underground infrastructure companies?

The United States leads with 1,969 companies, followed by the United Kingdom (405) and Germany (324). Every underground infrastructure companies list by country and city is linked on this page.

Which city has the most underground infrastructure companies?

Houston leads with 35 company records, followed by London (26) and Phoenix (24).

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 44,566 professional contacts with verified work emails tracked across these 5,420 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 22, 2026.

Ready to reach these companies? Verified emails and direct dials for all 5,420 underground infrastructure companies 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.