Company lists · Data refreshed September 2026

Top 25 Road safety consulting firms based in the United States

RevenueBase identified 545 road safety consulting firms headquartered in the United States as of September 2026 and tracks 6,434 professional contacts across them, including 2,509 with verified work emails. Houston is the largest hub.

This list covers road safety consulting firms headquartered in the United States, 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 29, 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 29, 2026 86% judged on-target in blind review
545Companies
6,434Contacts tracked
2,509Verified emails
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The 25 largest road safety consulting firms based in the United States

Ranked by team size
Top 25 of 545 road safety consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to road safety 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
1Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 20261,001-5,000923 contacts →

Partial evidence

“RoadSafe is the national leader in traffic safety services and products.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceDallas, TX, United StatesHQ checked Sep 29, 2026201-500300 contacts →

Partial evidence

“At ALTUS Traffic USA, we are defined by our 24/7 leadership in establishing safer communities and roadways in the US and abroad.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidencePottstown, PA, United StatesHQ checked Sep 29, 2026201-500213 contacts →

Indirect evidence

“We're in the business of moving things forward: projects, communities, careers, and relationships.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceGreenwood Village, CO, United StatesHQ checked Sep 29, 202651-200197 contacts →

Partial evidence

“Felsburg Holt & Ullevig is a consulting firm specializing in transportation planning, traffic engineering, civil engineering design, water resources, and environmental services.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidencePortland, OR, United StatesHQ checked Sep 29, 202651-200192 contacts →

Indirect evidence

“Our work helps clients explore options, make sound decisions, and build a transformative future.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceIrvine, CA, United StatesHQ checked Sep 29, 2026501-1,000109 contacts →

Partial evidence

“Statewide Safety Systems, an AWP Safety Company, is one-stop shop for all the traffic planning and services, signage, equipment rentals, protective gear and everything needed for…”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceFairfax, VA, United StatesHQ checked Sep 29, 202651-20089 contacts →

Indirect evidence

“Founded in 1979, Gorove Slade Associates, Inc.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceWinston-salem, NC, United StatesHQ checked Sep 29, 202651-20086 contacts →

Partial evidence

“DAVENPORT is a leading engineering, design, and consulting firm focused on providing transportation and specialty services such as environmental engineering to clients throughout…”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceBeacon, NY, United StatesHQ checked Sep 29, 202651-20083 contacts →

Indirect evidence

“A recognized leader, HVEA Engineers specializes in the comprehensive design and construction inspection of transportation infrastructure projects throughout the Hudson Valley and…”

Source: RevenueBase Database · checked Sep 29, 2026
10Strong evidenceBayonne, NJ, United StatesHQ checked Sep 29, 2026501-1,00083 contacts →

Strong evidence

“Total Safety Consulting (TSC) understands the intense planning needed to ensure the safety of your workers and the public-and the cost of not doing it right.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceSan Diego, CA, United StatesHQ checked Sep 29, 202611-5068 contacts →

Partial evidence

“Mobility Solutions for Our Changing World As one of Southern California's foremost planning and design consulting firms, CR Associates (CRA) brings fresh vision to the…”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceTampa, FL, United StatesHQ checked Sep 29, 202651-20053 contacts →

Indirect evidence

“Acquisition Notice: Faller, Davis & Associates is now part of PRIME AE!”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 29, 202611-5050 contacts →

Partial evidence

“Founded in 1995, Safety Resources, Inc.”

Source: RevenueBase Database · checked Sep 29, 2026
14Strong evidenceThe Woodlands, TX, United StatesHQ checked Sep 29, 202651-20049 contacts →

Strong evidence

“At Safety Worxs we provide an extensive array of safety consulting services, including safety staffing, safety training, and ongoing safety management support.”

Source: RevenueBase Database · checked Sep 29, 2026
15Strong evidenceIrvine, CA, United StatesHQ checked Sep 29, 202651-20048 contacts →

Strong evidence

“At ADVANTEC Consulting Engineers, we are driven by a shared commitment to shaping smarter, safer, and more connected communities.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceCharlottesville, VA, United StatesHQ checked Sep 29, 202611-5046 contacts →

Partial evidence

“We are a team of world-class engineers and scientists that provides testing, analysis, and other consulting services to companies across the globe.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceLansdale, PA, United StatesHQ checked Sep 29, 202651-20045 contacts →

Partial evidence

“Drive Engineering has served as a partner in transportation engineering since 2010, helping to develop efficient, data driven solutions to improve mobility, operations and safety.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceJacksonville, FL, United StatesHQ checked Sep 29, 202611-5044 contacts →

Indirect evidence

“We are engineers, planners, scientists, public involvement specialists, and traffic operations experts.”

Source: RevenueBase Database · checked Sep 29, 2026
19Strong evidencePhiladelphia, PA, United StatesHQ checked Sep 29, 202611-5042 contacts →

Strong evidence

“For over thirty years, TRA has been a premier safety, security, and operations consulting firm, specializing in public transportation.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceEarlysville, VA, United StatesHQ checked Sep 29, 202651-20042 contacts →

Partial evidence

“Who We Are: Boyd Caton Group, Inc.(bcg) was founded in 1993 with the mission of supporting and strengthening safety, security, and emergency preparedness within the transportation…”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceLas Vegas, NV, United StatesHQ checked Sep 29, 202651-20041 contacts →

Indirect evidence

“CA Group was founded in 2008 by two of Nevada’s leading transportation engineering practitioners, Jim Caviola, PE, PTOE and Chad Anson, PE.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceIrvine, CA, United StatesHQ checked Sep 29, 202651-20037 contacts →

Indirect evidence

“Linscott, Law & Greenspan, Engineers (LLG) provides transportation planning, traffic engineering and parking consultation services.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceOxnard, CA, United StatesHQ checked Sep 29, 202611-5035 contacts →

Partial evidence

“Mecanica Scientific Services Corporation is a scientific and engineering services consulting firm providing engineering and scientific analysis services to the legal, automotive…”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceMillville, NJ, United StatesHQ checked Sep 29, 202651-20035 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
25Strong evidenceBattle Ground, WA, United StatesHQ checked Sep 29, 202611-5033 contacts →

Strong evidence

“G.E.W, LLC is a safety consulting company that specializes in high hazard industries such as construction, logging, mill shutdowns, agriculture and the temporary staffing industry.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 545 road safety consulting firms based in the United States

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Road safety consulting firms based in the United States at a glance

As of Sep 29, 2026
39.0%Verified-email coverage
11.8Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · Houston
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
355
11-50
143
51-200
32
201-500
9
501-1,000
2
1,001-5,000
2
5,001-10,000
1
10001+
1

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 545 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 road safety 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 the United States whose own description of what they do matches “road safety 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 road safety 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 road safety consulting firms, and records with no verified work email. Companies headquartered outside United States 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, 2,509 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 29, 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 road safety 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 road safety consulting firms are there based in the United States?

RevenueBase identified 545 road safety consulting firms headquartered in the United States 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?

Roadsafe Traffic Systems, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most road safety consulting firms?

Houston leads with 19 headquartered companies, followed by New York (19) and Atlanta (9).

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 2,509 verified decision-maker contacts tracked across these 545 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 29, 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.