Company lists · Data refreshed September 2026
Top 25 Transportation safety consulting firms based in the United States
RevenueBase identified 968 company matches for transportation safety consulting firms associated with the United States as of September 2026 and tracks 13,596 professional contacts across them, including 6,059 with verified work emails. New York is the largest hub.
This list covers company matches for transportation safety consulting 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 29, 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.
The 25 largest transportation safety consulting firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,577 contacts → | ||||
Exact match “J.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 448 contacts → | ||||
Exact match “We are a transportation planning and engineering firm with 24 offices and over 400 staff nationwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 425 contacts → | ||||
Exact match “Founded in 2005, Infrastructure Consulting & Engineering, LLC (ICE) provides transportation consulting and engineering services across the Southeast.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 411 contacts → | ||||
Exact match “We solve complex transportation problems to improve people's everyday lives.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 300 contacts → | ||||
Exact match “At ALTUS Traffic USA, we are defined by our 24/7 leadership in establishing safer communities and roadways in the US and abroad.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 294 contacts → | ||||
Exact match “Oliver Wyman Vector offers top-tier technical consulting and services to the aviation, aerospace, defense, and rail sectors worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 263 contacts → | ||||
Exact match “We are transportation specialists, dedicated to ensuring that transportation investments deliver the best possible results.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 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 29, 2026 · View company records in RevenueBase | |||||
| 9 | 216 contacts → | ||||
Exact match “The Naik Group has been a trusted partner in the engineering community for over 27 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 216 contacts → | ||||
Exact match “CSSI, LLC.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 213 contacts → | ||||
Exact match “We're in the business of moving things forward: projects, communities, careers, and relationships.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 197 contacts → | ||||
Exact match “Felsburg Holt & Ullevig is a consulting firm specializing in transportation planning, traffic engineering, civil engineering design, water resources, and environmental services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 192 contacts → | ||||
Exact match “Our work helps clients explore options, make sound decisions, and build a transformative future.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 162 contacts → | ||||
Exact match “Nelson\Nygaard Consulting Associates, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 151 contacts → | ||||
Exact match “Patel, Greene and Associates (PGA) is a leader in innovative transportation engineering and planning.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 127 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 113 contacts → | ||||
Exact match “Lea+Elliott is a transportation consulting firm offering a broad range of services for clients worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 105 contacts → | ||||
Exact match “Since the firm's establishment in 1985, services have been tailored to meet our clients' needs with regard to their environmental compliance and transportation and engineering…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 103 contacts → | ||||
Exact match “Established in Site Safety is a national safety consulting, training, and management organization.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 99 contacts → | ||||
Exact match “With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 98 contacts → | ||||
Exact match “CORRE is a full-service transportation engineering firm offering large-firm capabilities with small-firm attitude.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 89 contacts → | ||||
Exact match “Founded in 1979, Gorove Slade Associates, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 86 contacts → | ||||
Exact match “DAVENPORT is a leading engineering, design, and consulting firm focused on providing transportation and specialty services such as environmental engineering to clients throughout…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 83 contacts → | ||||
Exact match “A recognized leader, HVEA Engineers specializes in the comprehensive design and construction inspection of transportation infrastructure projects throughout the Hudson Valley and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 81 contacts → | ||||
Exact match “Transportation is not just a branch at TranSmart, it’s our focus.” Recorded in the RevenueBase company graph · Sep 29, 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 “transportation safety consulting 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 968 transportation safety consulting firms based in the United States
See the full list, filter by size, metro and specialty, and access 6,059 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Transportation safety consulting firms based in the United States at a glance
As of Sep 29, 2026Companies by employee count
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 968 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 “transportation safety consulting 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 6,059 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 29, 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.
Transportation safety consulting firms by metro
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 “transportation safety consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many transportation safety consulting firms are there based in the United States?
RevenueBase identified 968 company matches for transportation safety consulting 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?
J. J. Keller & Associates, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most transportation safety consulting firms?
New York leads with 31 company records, followed by Houston (27) and Atlanta (17).
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 6,059 professional contacts with verified work emails tracked across these 968 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 968 transportation safety consulting firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Transportation safety consulting firms by geography
- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada
- Transportation safety consulting firms based in Chile
- Transportation safety consulting firms based in France
- Transportation safety consulting firms based in Germany
- Transportation safety consulting firms based in Italy
- Transportation safety consulting firms based in the Netherlands
- Transportation safety consulting firms based in New Zealand
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada
Company intelligence · public preview
Top 25 transportation safety consulting firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 968 matching company records for transportation safety consulting firms based in the United States, with 13,596 tracked contacts and 6,059 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 transportation safety consulting firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  J. J. Keller & Associates, INCjjkeller.comHQ: Neenah, WI, United StatesReported employees: 1,001-5,000 | Neenah, WI, United States | 1,001-5,000 | Exact match | 1,577 contacts → |
“J.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fehr & Peersfehrandpeers.comHQ: Walnut Creek, CA, United StatesReported employees: 201-500 | Walnut Creek, CA, United States | 201-500 | Exact match | 448 contacts → |
“We are a transportation planning and engineering firm with 24 offices and over 400 staff nationwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Infrastructure Consulting & Engineeringice-eng.comHQ: West Columbia, SC, United StatesReported employees: 501-1,000 | West Columbia, SC, United States | 501-1,000 | Exact match | 425 contacts → |
“Founded in 2005, Infrastructure Consulting & Engineering, LLC (ICE) provides transportation consulting and engineering services across the Southeast.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Kittelson & Associates, INCkittelson.comHQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 411 contacts → |
“We solve complex transportation problems to improve people's everyday lives.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Altus Traffic Managementaltustraffic.comHQ: Dallas, TX, United StatesReported employees: 201-500 | Dallas, TX, United States | 201-500 | Exact match | 300 contacts → |
“At ALTUS Traffic USA, we are defined by our 24/7 leadership in establishing safer communities and roadways in the US and abroad.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Oliver Wyman Vectoroliverwyman.comHQ: Westlake, TX, United StatesReported employees: 51-200 | Westlake, TX, United States | 51-200 | Exact match | 294 contacts → |
“Oliver Wyman Vector offers top-tier technical consulting and services to the aviation, aerospace, defense, and rail sectors worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cambridge Systematics, INCcamsys.comHQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 263 contacts → |
“We are transportation specialists, dedicated to ensuring that transportation investments deliver the best possible results.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Infrastructure Engineering INCinfrastructure-eng.comHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 224 contacts → |
“Infrastructure Engineering Inc.(IEI) is a majority African American-owned, multi-disciplinary consulting firm with offices in eight states that delivers design engineering…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Naik Consulting Group, PCnaikgroup.comHQ: East Brunswick, NJ, United StatesReported employees: 51-200 | East Brunswick, NJ, United States | 51-200 | Exact match | 216 contacts → |
“The Naik Group has been a trusted partner in the engineering community for over 27 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  CSSIcssiinc.comHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 216 contacts → |
“CSSI, LLC.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  TPDtpdinc.comHQ: Pottstown, PA, United StatesReported employees: 201-500 | Pottstown, PA, United States | 201-500 | Exact match | 213 contacts → |
“We're in the business of moving things forward: projects, communities, careers, and relationships.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Felsburg Holt & Ullevigfhueng.comHQ: Greenwood Village, CO, United StatesReported employees: 51-200 | Greenwood Village, CO, United States | 51-200 | Exact match | 197 contacts → |
“Felsburg Holt & Ullevig is a consulting firm specializing in transportation planning, traffic engineering, civil engineering design, water resources, and environmental services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  DKS Associatesdksassociates.comHQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 192 contacts → |
“Our work helps clients explore options, make sound decisions, and build a transformative future.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Nelson Nygaard Consulting Associatesnelsonnygaard.comHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 162 contacts → |
“Nelson\Nygaard Consulting Associates, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Patel, Greene & Associates, LLC PGApatelgreene.comHQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 151 contacts → |
“Patel, Greene and Associates (PGA) is a leader in innovative transportation engineering and planning.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  IH Engineers, P.Cihengineers.comHQ: Princeton, NJ, United StatesReported employees: 51-200 | Princeton, NJ, United States | 51-200 | Exact match | 127 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  LEA Elliott, INCleaelliott.comHQ: Irving, TX, United StatesReported employees: 51-200 | Irving, TX, United States | 51-200 | Exact match | 113 contacts → |
“Lea+Elliott is a transportation consulting firm offering a broad range of services for clients worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | A.D. Marbleadmarble.com HQ: King Of Prussia, PA, United StatesReported employees: 51-200 | King Of Prussia, PA, United States | 51-200 | Exact match | 105 contacts → |
“Since the firm's establishment in 1985, services have been tailored to meet our clients' needs with regard to their environmental compliance and transportation and engineering…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Site Safetysite-safety.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 103 contacts → |
“Established in Site Safety is a national safety consulting, training, and management organization.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Amerisafe Groupamerisafegroup.comHQ: Greensburg, PA, United StatesReported employees: 51-200 | Greensburg, PA, United States | 51-200 | Exact match | 99 contacts → |
“With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Corre, INCcorreinc.comHQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 98 contacts → |
“CORRE is a full-service transportation engineering firm offering large-firm capabilities with small-firm attitude.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Gorove Sladegoroveslade.comHQ: Fairfax, VA, United StatesReported employees: 51-200 | Fairfax, VA, United States | 51-200 | Exact match | 89 contacts → |
“Founded in 1979, Gorove Slade Associates, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Davenportdavenportworld.comHQ: Winston-salem, NC, United StatesReported employees: 51-200 | Winston-salem, NC, United States | 51-200 | Exact match | 86 contacts → |
“DAVENPORT is a leading engineering, design, and consulting firm focused on providing transportation and specialty services such as environmental engineering to clients throughout…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Hvea Engineershveapc.com HQ: Beacon, NY, United StatesReported employees: 51-200 | Beacon, NY, United States | 51-200 | Exact match | 83 contacts → |
“A recognized leader, HVEA Engineers specializes in the comprehensive design and construction inspection of transportation infrastructure projects throughout the Hudson Valley and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Transmarttransmartinc.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 81 contacts → |
“Transportation is not just a branch at TranSmart, it’s our focus.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 968 company matches
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Transportation safety consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
968 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 968 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Transportation safety consulting firms by metro
Questions about this company list
What does Exact match mean for transportation safety consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many transportation safety consulting firms did RevenueBase find based in the United States?
The saved snapshot records 968 matching company records, 13,596 tracked contacts and 6,059 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Transportation safety consulting firms by geography
- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada
- Transportation safety consulting firms based in Chile
- Transportation safety consulting firms based in France
- Transportation safety consulting firms based in Germany
- Transportation safety consulting firms based in Italy
- Transportation safety consulting firms based in the Netherlands
- Transportation safety consulting firms based in New Zealand
Cite this list
RevenueBase Data Team. Top 25 transportation safety consulting firms based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/transportation-safety-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada
Company intelligence · public preview
Top 25 transportation safety consulting firms based in the United States
RevenueBase records 968 matching company records for transportation safety consulting firms based in the United States, with 13,596 tracked contacts and 6,059 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 transportation safety consulting firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | J. J. Keller & Associates, INCjjkeller.com HQ: Neenah, WI, United StatesReported employees: 1,001-5,000 | Neenah, WI, United States | 1,001-5,000 | Exact match | 1,577 contacts → |
“J.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Fehr & Peersfehrandpeers.com HQ: Walnut Creek, CA, United StatesReported employees: 201-500 | Walnut Creek, CA, United States | 201-500 | Exact match | 448 contacts → |
“We are a transportation planning and engineering firm with 24 offices and over 400 staff nationwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Infrastructure Consulting & Engineeringice-eng.com HQ: West Columbia, SC, United StatesReported employees: 501-1,000 | West Columbia, SC, United States | 501-1,000 | Exact match | 425 contacts → |
“Founded in 2005, Infrastructure Consulting & Engineering, LLC (ICE) provides transportation consulting and engineering services across the Southeast.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Kittelson & Associates, INCkittelson.com HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 411 contacts → |
“We solve complex transportation problems to improve people's everyday lives.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Altus Traffic Managementaltustraffic.com HQ: Dallas, TX, United StatesReported employees: 201-500 | Dallas, TX, United States | 201-500 | Exact match | 300 contacts → |
“At ALTUS Traffic USA, we are defined by our 24/7 leadership in establishing safer communities and roadways in the US and abroad.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Oliver Wyman Vectoroliverwyman.com HQ: Westlake, TX, United StatesReported employees: 51-200 | Westlake, TX, United States | 51-200 | Exact match | 294 contacts → |
“Oliver Wyman Vector offers top-tier technical consulting and services to the aviation, aerospace, defense, and rail sectors worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cambridge Systematics, INCcamsys.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 263 contacts → |
“We are transportation specialists, dedicated to ensuring that transportation investments deliver the best possible results.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Infrastructure Engineering INCinfrastructure-eng.com HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 224 contacts → |
“Infrastructure Engineering Inc.(IEI) is a majority African American-owned, multi-disciplinary consulting firm with offices in eight states that delivers design engineering…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Naik Consulting Group, PCnaikgroup.com HQ: East Brunswick, NJ, United StatesReported employees: 51-200 | East Brunswick, NJ, United States | 51-200 | Exact match | 216 contacts → |
“The Naik Group has been a trusted partner in the engineering community for over 27 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CSSIcssiinc.com HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 216 contacts → |
“CSSI, LLC.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | TPDtpdinc.com HQ: Pottstown, PA, United StatesReported employees: 201-500 | Pottstown, PA, United States | 201-500 | Exact match | 213 contacts → |
“We're in the business of moving things forward: projects, communities, careers, and relationships.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Felsburg Holt & Ullevigfhueng.com HQ: Greenwood Village, CO, United StatesReported employees: 51-200 | Greenwood Village, CO, United States | 51-200 | Exact match | 197 contacts → |
“Felsburg Holt & Ullevig is a consulting firm specializing in transportation planning, traffic engineering, civil engineering design, water resources, and environmental services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | DKS Associatesdksassociates.com HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 192 contacts → |
“Our work helps clients explore options, make sound decisions, and build a transformative future.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nelson Nygaard Consulting Associatesnelsonnygaard.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 162 contacts → |
“Nelson\Nygaard Consulting Associates, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Patel, Greene & Associates, LLC PGApatelgreene.com HQ: Tampa, FL, United StatesReported employees: 51-200 | Tampa, FL, United States | 51-200 | Exact match | 151 contacts → |
“Patel, Greene and Associates (PGA) is a leader in innovative transportation engineering and planning.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | IH Engineers, P.Cihengineers.com HQ: Princeton, NJ, United StatesReported employees: 51-200 | Princeton, NJ, United States | 51-200 | Exact match | 127 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | LEA Elliott, INCleaelliott.com HQ: Irving, TX, United StatesReported employees: 51-200 | Irving, TX, United States | 51-200 | Exact match | 113 contacts → |
“Lea+Elliott is a transportation consulting firm offering a broad range of services for clients worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | A.D. Marbleadmarble.com HQ: King Of Prussia, PA, United StatesReported employees: 51-200 | King Of Prussia, PA, United States | 51-200 | Exact match | 105 contacts → |
“Since the firm's establishment in 1985, services have been tailored to meet our clients' needs with regard to their environmental compliance and transportation and engineering…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Site Safetysite-safety.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 103 contacts → |
“Established in Site Safety is a national safety consulting, training, and management organization.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Amerisafe Groupamerisafegroup.com HQ: Greensburg, PA, United StatesReported employees: 51-200 | Greensburg, PA, United States | 51-200 | Exact match | 99 contacts → |
“With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Corre, INCcorreinc.com HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 98 contacts → |
“CORRE is a full-service transportation engineering firm offering large-firm capabilities with small-firm attitude.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Gorove Sladegoroveslade.com HQ: Fairfax, VA, United StatesReported employees: 51-200 | Fairfax, VA, United States | 51-200 | Exact match | 89 contacts → |
“Founded in 1979, Gorove Slade Associates, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Davenportdavenportworld.com HQ: Winston-salem, NC, United StatesReported employees: 51-200 | Winston-salem, NC, United States | 51-200 | Exact match | 86 contacts → |
“DAVENPORT is a leading engineering, design, and consulting firm focused on providing transportation and specialty services such as environmental engineering to clients throughout…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Hvea Engineershveapc.com HQ: Beacon, NY, United StatesReported employees: 51-200 | Beacon, NY, United States | 51-200 | Exact match | 83 contacts → |
“A recognized leader, HVEA Engineers specializes in the comprehensive design and construction inspection of transportation infrastructure projects throughout the Hudson Valley and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Transmarttransmartinc.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 81 contacts → |
“Transportation is not just a branch at TranSmart, it’s our focus.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 968 company matches
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Transportation safety consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
968 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 968 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Transportation safety consulting firms by metro
Questions about this company list
What does Exact match mean for transportation safety consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many transportation safety consulting firms did RevenueBase find based in the United States?
The saved snapshot records 968 matching company records, 13,596 tracked contacts and 6,059 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Transportation safety consulting firms by geography
- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada
- Transportation safety consulting firms based in Chile
- Transportation safety consulting firms based in France
- Transportation safety consulting firms based in Germany
- Transportation safety consulting firms based in Italy
- Transportation safety consulting firms based in the Netherlands
- Transportation safety consulting firms based in New Zealand
Cite this list
RevenueBase Data Team. Top 25 transportation safety consulting firms based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/transportation-safety-consulting-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Transportation safety consulting firms based in London, United Kingdom
- Transportation safety consulting firms based in Houston, United States
- Transportation safety consulting firms based in New York, United States
- Transportation safety consulting firms based in Australia
- Transportation safety consulting firms based in Brazil
- Transportation safety consulting firms based in Canada