Company lists · Data refreshed September 2026

Top 25 Rail tunnel construction companies based in the United States

Name: Rail tunnel construction companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 47 companies tracked

RevenueBase identified 47 company matches for rail tunnel construction companies associated with the United States as of September 2026 and tracks 2,484 professional contacts across them, including 1,234 with verified work emails. Antioch is the largest hub.

This list covers company matches for rail tunnel construction companies associated with the United States, 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 17, 2026.

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 17, 2026 How this list was built

47Companies

2,484Contacts tracked

1,234Verified emails

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The 25 largest rail tunnel construction companies based in the United States

Ranked by team size

Top 25 of 47 company matches for rail tunnel construction companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Railpros	Exact match	Irving, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	481 contacts →
	Exact match “RailPros was founded in and is exclusively focused on providing rail and transit engineering and construction services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Delve Underground	Exact match	Seattle, WA, United StatesHQ recorded Sep 17, 2026	201-500	311 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 · Sep 17, 2026 · View company records in RevenueBase
3	Frontier-Kemper Constructors, INC	Exact match	Sylmar, CA, United StatesHQ recorded Sep 17, 2026	201-500	273 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Robbins	Exact match	Solon, OH, United StatesHQ recorded Sep 17, 2026	501-1,000	264 contacts →
	Exact match “With 70 years of innovation and experience, Robbins is the world’s foremost developer and manufacturer of advanced, underground construction machinery.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Drill Tech Drilling & Shoring, INC	Exact match	Antioch, CA, United StatesHQ recorded Sep 17, 2026	201-500	217 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 · Sep 17, 2026 · View company records in RevenueBase
6	Brookville Equipment Corporation	Exact match	Brookville, PA, United StatesHQ recorded Sep 17, 2026	201-500	108 contacts →
	Exact match “Brookville Equipment was established in 1918 and over its rich history has primarily been involved in the manufacture of rail mounted vehicles.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	JW Fowler	Exact match	Dallas, OR, United StatesHQ recorded Sep 17, 2026	201-500	81 contacts →
	Exact match “J.W.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	JAY DEE Contractors INC	Exact match	Livonia, MI, United StatesHQ recorded Sep 17, 2026	201-500	77 contacts →
	Exact match “Jay Dee Contractors (Jay Dee) is a family-owned company and a leader in heavy underground construction serving clients across the United States and Canada since 1965.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Ric-Man Construction, INC	Exact match	Sterling Heights, MI, United StatesHQ recorded Sep 17, 2026	51-200	55 contacts →
	Exact match “With over 60 years of pioneering excellence in underground construction, Ric-Man has established itself as a leader in the industry, renowned for our innovative approaches and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	LJB Underground Services Aldea Services INC	Exact match	Frederick, MD, United StatesHQ recorded Sep 17, 2026	201-500	53 contacts →
	Exact match “LJB Underground Services (Aldea) provides expert technical resources for design and construction management, of heavy civil underground projects and risk management of all major…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Gall Zeidler Consultants	Exact match	Ashburn, VA, United StatesHQ recorded Sep 17, 2026	51-200	50 contacts →
	Exact match “This year marks 25 years of engineering excellence at Gall Zeidler Consultants (GZ)-a global leader in tunnel design, engineering, geotechnics, tunnel rehabilitation, and program…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Bradshaw Construction Corporation	Exact match	Eldersburg, MD, United StatesHQ recorded Sep 17, 2026	51-200	45 contacts →
	Exact match “Bradshaw Construction Corporation is a leading contractor in the tunneling industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Kilduff Underground Engineering, INC	Exact match	Denver, CO, United StatesHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “Kilduff Underground Engineering (KUE) was established in 2014 by Todd Kilduff, PE, to support contractors, A/E firms and owners.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	360 Rail Services	Exact match	Englewood, CO, United StatesHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “360 Rail is a full service railroad company serving our customers with value added services such as Design, Construction, Maintenance, and Operations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Barbco INC	Exact match	East Canton, OH, United StatesHQ recorded Sep 17, 2026	51-200	28 contacts →
	Exact match “At Barbco, we push the underground construction industry forward.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Pacific Boring, INC	Exact match	Caruthers, CA, United StatesHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Building tunnels is grueling work and so is finding a company with the know-how and dedication to get it done safely, on time, and within budget.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Moffat Pipe	Exact match	Wake Forest, NC, United StatesHQ recorded Sep 17, 2026	51-200	10 contacts →
	Exact match “Moffat Pipe, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	The Driller, LLC	Exact match	Pleasant Hill, IA, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “We construct “trenchless” pathways for underground utilities such as water, sewer, electrical and drainage as well as pedestrian tunnels using specialized boring and tunneling…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Herrenknecht Tunneling Syst	Exact match	Tacoma, WA, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Lithos Engineering	Exact match	Fort Collins, CO, United StatesHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Lithos Engineering was formed with the vision of serving communities by providing our clients and their projects with recognizable value through prudent site evaluations…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Tunnel Electric INC	Exact match	Shingle Springs, CA, United StatesHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “TUNNEL ELECTRIC INC is a company based out of PO BOX 1659, SHINGLE SPRINGS, California, United States.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Iowa Trenchless	Exact match	Panora, IA, United StatesHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “Iowa Trenchless is a full service boring and tunneling company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Moonin Associates	Exact match	Las Vegas, NV, United StatesHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “Moonin Associates is a team of tunneling industry experts with a broad range experience and backgrounds - Owner, Consultant, and Construction Contractor - to support clients in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Subsurface & Tunnel Engineering LLC	Exact match	Gaithersburg, MD, United StatesHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “STE specializes in the planning, design, and management of heavy civil tunnel and underground projects such as transportation, water, wastewater, and mining projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Merco INC	Exact match	Lebanon, NJ, United StatesHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “A heavy specialty engineering contractor with extensive experience and a proven track record of successfully completing some of the nation’s most challenging and complex projects…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “rail tunnel construction companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 47 rail tunnel construction companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,234 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rail tunnel construction companies based in the United States at a glance

As of Sep 17, 2026

49.7%Verified-email coverage

52.9Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · Antioch

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 47 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “rail tunnel construction 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,234 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 17, 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.

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 “rail tunnel construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail tunnel construction companies are there based in the United States?

RevenueBase identified 47 company matches for rail tunnel construction companies associated with the United States 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?

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

Which city has the most rail tunnel construction companies?

Antioch leads with 1 company records, followed by Ashburn (1) and Azusa (1).

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 1,234 professional contacts with verified work emails tracked across these 47 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 17, 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 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.