Company lists · Data refreshed September 2026

Top 25 Rail bridge engineering firms based in the United States

Name: Rail bridge engineering firms 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 921 companies tracked

RevenueBase identified 921 company matches for rail bridge engineering firms associated with the United States as of September 2026 and tracks 25,135 professional contacts across them, including 12,004 with verified work emails. New York is the largest hub.

This list covers company matches for rail bridge engineering firms 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

921Companies

25,135Contacts tracked

12,004Verified emails

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The 25 largest rail bridge engineering firms based in the United States

Ranked by team size

Top 25 of 921 company matches for rail bridge engineering firms 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	HNTB	Exact match	Kansas City, MO, United StatesHQ recorded Sep 17, 2026	5,001-10,000	7,469 contacts →
	Exact match “For over a century, HNTB has shaped the built environment with distinctive expertise across a full spectrum of infrastructure solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	AI Engineers, INC	Exact match	Middletown, CT, United StatesHQ recorded Sep 17, 2026	201-500	491 contacts →
	Exact match “Founded in 1991, AI Engineers provides comprehensive Bridge, Transportation, Construction Support, Water/Wastewater, Site/Civil, Building Systems, Design-Build, Survey/Mapping…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	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
4	Collins Engineers, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 17, 2026	201-500	432 contacts →
	Exact match “In 1979, Collins Engineers, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Traylor Bros., INC	Exact match	Evansville, IN, United StatesHQ recorded Sep 17, 2026	201-500	404 contacts →
	Exact match “William F.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Burns Engineering, INC	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 17, 2026	201-500	401 contacts →
	Exact match “Burns is a nationally respected provider of specialized engineering services, bringing highly-technical, sought-after engineering expertise to transportation, critical…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Hubbard Construction Company	Exact match	Winter Park, FL, United StatesHQ recorded Sep 17, 2026	501-1,000	391 contacts →
	Exact match “Hubbard is Florida's largest heavy civil construction company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	TRC Worldwide Engineering, INC	Exact match	Brentwood, PA, United StatesHQ recorded Sep 17, 2026	201-500	316 contacts →
	Exact match “Founded in 1989, TRC Worldwide Engineering, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	American Bridge Company	Exact match	Coraopolis, PA, United StatesHQ recorded Sep 17, 2026	501-1,000	281 contacts →
	Exact match “American Bridge is a legendary construction company whose projects include a significant proportion of the world’s large bridges, marine installations, and other complex…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Kisinger Campo & Associates, Corp. KCA	Exact match	Tampa, FL, United StatesHQ recorded Sep 17, 2026	201-500	265 contacts →
	Exact match “KCA is a multidisciplinary engineering firm with offices throughout the Southeastern United States.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Modjeski And Masters	Exact match	Mechanicsburg, PA, United StatesHQ recorded Sep 17, 2026	201-500	241 contacts →
	Exact match “Modjeski and Masters is a nationwide leader in the design, inspection, and rehabilitation of all bridges types, including long-span and movable structures.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Infrastructure Engineering INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 17, 2026	201-500	224 contacts →
	Exact match “Infrastructure Engineering Inc.(IEI) is a majority African American-owned, multi-disciplinary consulting firm with offices in eight states that delivers design engineering…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Kraemer North America	Exact match	Plain, WI, United StatesHQ recorded Sep 17, 2026	501-1,000	220 contacts →
	Exact match “A national reputation for quality and safety isn’t built overnight.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	SPS NEW England, INC	Exact match	Salisbury, MA, United StatesHQ recorded Sep 17, 2026	201-500	220 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Butler, Fairman & Seufert, INC	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 17, 2026	51-200	194 contacts →
	Exact match “Butler, Fairman & Seufert provides outstanding civil engineering services to governments and businesses through open communication, teamwork, honesty, and professionalism.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Veritas Steel LLC	Exact match	Lisle, IL, United StatesHQ recorded Sep 17, 2026	201-500	174 contacts →
	Exact match “Veritas Steel is a leader in the steel bridge fabrication industry with a broad range of experience in the manufacture of highly complex steel structures.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	United Infrastructure Group	Exact match	Great Falls, SC, United StatesHQ recorded Sep 17, 2026	501-1,000	170 contacts →
	Exact match “Celebrating 100 years in 2024, United Infrastructure Group is one of the leading firms in the Southeast with expertise in engineering, construction, and progressive/alternative…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Schaefer	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 17, 2026	51-200	158 contacts →
	Exact match “We are open-minded in our approach + thinking, thought leaders with diverse experience.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Qk4, INC	Exact match	Louisville, KY, United StatesHQ recorded Sep 17, 2026	51-200	152 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Cp&y, INC	Exact match	Dallas, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	149 contacts →
	Exact match “CP & Y was acquired by STV and is now doing business as STV.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Civiltech Engineering, INC	Exact match	Itasca, IL, United StatesHQ recorded Sep 17, 2026	51-200	144 contacts →
	Exact match “Civiltech is a consulting engineering firm that provides a full range of transportation and civil engineering services which include transportation, civil, construction…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	PND Engineers, INC	Exact match	Anchorage, AK, United StatesHQ recorded Sep 17, 2026	51-200	139 contacts →
	Exact match “PND Engineers, Inc.(PND) is a consulting engineering firm founded in 1979 in Anchorage, Alaska.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	GLF Construction Corporation	Exact match	Miami, FL, United StatesHQ recorded Sep 17, 2026	51-200	139 contacts →
	Exact match “GLF Construction Corporation was incorporated in Miami, Florida, in 1993.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Twm, INC	Exact match	Swansea, IL, United StatesHQ recorded Sep 17, 2026	51-200	132 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	IH Engineers, P.C	Exact match	Princeton, NJ, United StatesHQ recorded Sep 17, 2026	51-200	127 contacts →
	Exact match Recorded description not available. 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 bridge engineering firms”. 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 921 rail bridge engineering firms based in the United States

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Rail bridge engineering firms based in the United States at a glance

As of Sep 17, 2026

47.8%Verified-email coverage

27.3Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · New York

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

416

11-50

311

51-200

137

201-500

501-1,000

1,001-5,000

5,001-10,000

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 921 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 bridge engineering firms” 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 12,004 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 bridge engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail bridge engineering firms are there based in the United States?

RevenueBase identified 921 company matches for rail bridge engineering firms 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?

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

Which city has the most rail bridge engineering firms?

New York leads with 19 company records, followed by Houston (16) and Dallas (13).

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 12,004 professional contacts with verified work emails tracked across these 921 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.