Company lists · Data refreshed September 2026
Top 23 Trolley system integrators based in the United States
RevenueBase identified 45 company matches for trolley system integrators associated with the United States as of September 2026 and tracks 2,399 professional contacts across them, including 919 with verified work emails. New York is the largest hub.
This list covers company matches for trolley system integrators 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 22, 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 23 largest trolley system integrators based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 22, 2026 · View company records in RevenueBase | |||||
| 2 | 286 contacts → | ||||
Exact match “Founded in 1985, PGH Wong Engineering, Inc.(PGH Wong) is one of the nation’s leading firms in the transit industry.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 231 contacts → | ||||
Exact match “At KINKISHARYO International, our mission has always been to provide high-quality urban transit products and services to our customers, on time and at a reasonable cost.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 150 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 138 contacts → | ||||
Exact match “C3M Power Systems LLC self-performs the construction, rehabilitation, and maintenance of electrical systems for the transportation and infrastructure markets.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 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 22, 2026 · View company records in RevenueBase | |||||
| 7 | 101 contacts → | ||||
Exact match “Modern Railway Systems is committed to provide each of our customers with the most innovative, cost-effective and safest systems available.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 96 contacts → | ||||
Exact match “Transtech is now part of Wabtec Corporation Transtech specializes in electrical power transfer systems in the Transit and Industrial markets.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 62 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 62 contacts → | ||||
Exact match “Rail Transit Consultants, Inc.(RTC) was incorporated in January of 1986 as a corporation of the state of Pennsylvania.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 54 contacts → | ||||
Exact match “Integral Blue specializes in technologies that relate to the transportation market and are industry leaders in this area.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 54 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 39 contacts → | ||||
Exact match “ESP Enterprises, Inc.(est.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 31 contacts → | ||||
Exact match “Has your professional growth flatlined?” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 19 contacts → | ||||
Exact match “United ECM is a recognized leader in the technical delivery oversight of major high-speed and electrified transit systems.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 11 contacts → | ||||
Exact match “Transit Systems Engineering, Inc.(TSE) provides professional engineering services from concept to final construction documents for all transit systems including signaling…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 11 contacts → | ||||
Exact match “3Vi is an engineering practice and general contractor (Class A CSLB#1136949) headquartered in San Ramon, California.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “Traction Power Systems: In 2007, Reuel, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “Ergosync is a full-service electrical and systems engineering company offering design services, project management, construction support, and commissioning services.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “ShorElectric is one of the leading transit consultant/representative firms in the United States specializing in rail transit NFPA 130 & NFPA 502 areas.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Since 1983, McKinney Avenue Transit Authority has offered the Uptown and parts of the downtown community transportation in vintage trolley cars.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Alliance International Inc.” Recorded in the RevenueBase company graph · Sep 22, 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 “trolley system integrators”. 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 23 of 45 trolley system integrators based in the United States
See the full list, filter by size, metro and specialty, and access 919 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Trolley system integrators based in the United States at a glance
As of Sep 22, 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 45 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 “trolley system integrators” 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 919 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 22, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
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 “trolley system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many trolley system integrators are there based in the United States?
RevenueBase identified 45 company matches for trolley system integrators 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 trolley system integrators?
New York leads with 3 company records, followed by Great Neck (2) and Los Angeles (2).
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 919 professional contacts with verified work emails tracked across these 45 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 45 trolley system integrators based in the United States. Start with a free account, no credit card.
Download this list →Related lists
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States
Company intelligence · public preview
Top 23 trolley system integrators 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 45 matching company records for trolley system integrators based in the United States, with 2,399 tracked contacts and 919 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 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 23 trolley system integrators 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 |  Railprosrailpros.comHQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 481 contacts → |
“RailPros was founded in and is exclusively focused on providing rail and transit engineering and construction services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  PGH Wong Engineering, INCpghwong.comHQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 286 contacts → |
“Founded in 1985, PGH Wong Engineering, Inc.(PGH Wong) is one of the nation’s leading firms in the transit industry.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Kinkisharyo Internationalkinkisharyo.comHQ: El Segundo, CA, United StatesReported employees: 201-500 | El Segundo, CA, United States | 201-500 | Exact match | 231 contacts → |
“At KINKISHARYO International, our mission has always been to provide high-quality urban transit products and services to our customers, on time and at a reasonable cost.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | KDC INCkdcinc.com HQ: Los Alamitos, CA, United StatesReported employees: 201-500 | Los Alamitos, CA, United States | 201-500 | Exact match | 150 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | C3m Power Systemsc3mpowersystems.com HQ: Capitol Heights, MD, United StatesReported employees: 51-200 | Capitol Heights, MD, United States | 51-200 | Exact match | 138 contacts → |
“C3M Power Systems LLC self-performs the construction, rehabilitation, and maintenance of electrical systems for the transportation and infrastructure markets.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brookville Equipment Corporationbrookvillecorp.com HQ: Brookville, PA, United StatesReported employees: 201-500 | Brookville, PA, United States | 201-500 | Exact match | 108 contacts → |
“Brookville Equipment was established in 1918 and over its rich history has primarily been involved in the manufacture of rail mounted vehicles.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Modern Railway Systemsmodrailsystems.comHQ: Littleton, CO, United StatesReported employees: 51-200 | Littleton, CO, United States | 51-200 | Exact match | 101 contacts → |
“Modern Railway Systems is committed to provide each of our customers with the most innovative, cost-effective and safest systems available.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Transtechwabteccorp.comHQ: Greenville, SC, United StatesReported employees: 51-200 | Greenville, SC, United States | 51-200 | Exact match | 96 contacts → |
“Transtech is now part of Wabtec Corporation Transtech specializes in electrical power transfer systems in the Transit and Industrial markets.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  RL Controls, LLCrlcontrols.comHQ: Woburn, MA, United StatesReported employees: 51-200 | Woburn, MA, United States | 51-200 | Exact match | 62 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Rail Transit Consultants, INCrailtransit.comHQ: Penn, PA, United StatesReported employees: 11-50 | Penn, PA, United States | 11-50 | Exact match | 62 contacts → |
“Rail Transit Consultants, Inc.(RTC) was incorporated in January of 1986 as a corporation of the state of Pennsylvania.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Integral Blueintegral-blue.comHQ: Auburn Hills, MI, United StatesReported employees: 51-200 | Auburn Hills, MI, United States | 51-200 | Exact match | 54 contacts → |
“Integral Blue specializes in technologies that relate to the transportation market and are industry leaders in this area.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Select Electric, INCselectelectricinc.comHQ: Anaheim, CA, United StatesReported employees: 51-200 | Anaheim, CA, United States | 51-200 | Exact match | 54 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | ESP Enterprises INCespenterprisesinc.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 39 contacts → |
“ESP Enterprises, Inc.(est.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | TCEtcelect.net HQ: Great Neck, NY, United StatesReported employees: 51-200 | Great Neck, NY, United States | 51-200 | Exact match | 31 contacts → |
“Has your professional growth flatlined?” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  United ECMunitedecm.comHQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 19 contacts → |
“United ECM is a recognized leader in the technical delivery oversight of major high-speed and electrified transit systems.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Transit Systems Engineeringtseinc.usHQ: Oakland, CA, United StatesReported employees: 51-200 | Oakland, CA, United States | 51-200 | Exact match | 11 contacts → |
“Transit Systems Engineering, Inc.(TSE) provides professional engineering services from concept to final construction documents for all transit systems including signaling…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  3vi3vi.usHQ: San Ramon, CA, United StatesReported employees: 11-50 | San Ramon, CA, United States | 11-50 | Exact match | 11 contacts → |
“3Vi is an engineering practice and general contractor (Class A CSLB#1136949) headquartered in San Ramon, California.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Reuel INCreuel.com HQ: Goldsboro, NC, United StatesReported employees: 51-200 | Goldsboro, NC, United States | 51-200 | Exact match | 9 contacts → |
“Traction Power Systems: In 2007, Reuel, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ergosync Engineeringergosync.comHQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 6 contacts → |
“Ergosync is a full-service electrical and systems engineering company offering design services, project management, construction support, and commissioning services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Defiance Electric INCdefianceelectric.com HQ: Enfield, NH, United StatesReported employees: 1-10 | Enfield, NH, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Shorelectricshorelectric.com HQ: New York, NY, United StatesReported employees: 1-10 | New York, NY, United States | 1-10 | Exact match | 3 contacts → |
“ShorElectric is one of the leading transit consultant/representative firms in the United States specializing in rail transit NFPA 130 & NFPA 502 areas.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 2 contacts → |
“Since 1983, McKinney Avenue Transit Authority has offered the Uptown and parts of the downtown community transportation in vintage trolley cars.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Alliance International, INCallianceintlinc.comHQ: Springfield, VA, United StatesReported employees: 1-10 | Springfield, VA, United States | 1-10 | Exact match | 2 contacts → |
“Alliance International Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 45 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Trolley system integrators: dataset insights
September 22, 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
45 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 45 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 22, 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 ↗
Questions about this company list
What does Exact match mean for trolley system integrators?
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 trolley system integrators did RevenueBase find based in the United States?
The saved snapshot records 45 matching company records, 2,399 tracked contacts and 919 verified emails. The public preview displays 23 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 22, 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
Cite this list
RevenueBase Data Team. Top 23 trolley system integrators based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/trolley-system-integrators/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
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States
Company intelligence · public preview
Top 23 trolley system integrators based in the United States
RevenueBase records 45 matching company records for trolley system integrators based in the United States, with 2,399 tracked contacts and 919 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 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 23 trolley system integrators 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 | Railprosrailpros.com HQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 481 contacts → |
“RailPros was founded in and is exclusively focused on providing rail and transit engineering and construction services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | PGH Wong Engineering, INCpghwong.com HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 286 contacts → |
“Founded in 1985, PGH Wong Engineering, Inc.(PGH Wong) is one of the nation’s leading firms in the transit industry.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kinkisharyo Internationalkinkisharyo.com HQ: El Segundo, CA, United StatesReported employees: 201-500 | El Segundo, CA, United States | 201-500 | Exact match | 231 contacts → |
“At KINKISHARYO International, our mission has always been to provide high-quality urban transit products and services to our customers, on time and at a reasonable cost.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | KDC INCkdcinc.com HQ: Los Alamitos, CA, United StatesReported employees: 201-500 | Los Alamitos, CA, United States | 201-500 | Exact match | 150 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | C3m Power Systemsc3mpowersystems.com HQ: Capitol Heights, MD, United StatesReported employees: 51-200 | Capitol Heights, MD, United States | 51-200 | Exact match | 138 contacts → |
“C3M Power Systems LLC self-performs the construction, rehabilitation, and maintenance of electrical systems for the transportation and infrastructure markets.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brookville Equipment Corporationbrookvillecorp.com HQ: Brookville, PA, United StatesReported employees: 201-500 | Brookville, PA, United States | 201-500 | Exact match | 108 contacts → |
“Brookville Equipment was established in 1918 and over its rich history has primarily been involved in the manufacture of rail mounted vehicles.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Modern Railway Systemsmodrailsystems.com HQ: Littleton, CO, United StatesReported employees: 51-200 | Littleton, CO, United States | 51-200 | Exact match | 101 contacts → |
“Modern Railway Systems is committed to provide each of our customers with the most innovative, cost-effective and safest systems available.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Transtechwabteccorp.com HQ: Greenville, SC, United StatesReported employees: 51-200 | Greenville, SC, United States | 51-200 | Exact match | 96 contacts → |
“Transtech is now part of Wabtec Corporation Transtech specializes in electrical power transfer systems in the Transit and Industrial markets.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | RL Controls, LLCrlcontrols.com HQ: Woburn, MA, United StatesReported employees: 51-200 | Woburn, MA, United States | 51-200 | Exact match | 62 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Rail Transit Consultants, INCrailtransit.com HQ: Penn, PA, United StatesReported employees: 11-50 | Penn, PA, United States | 11-50 | Exact match | 62 contacts → |
“Rail Transit Consultants, Inc.(RTC) was incorporated in January of 1986 as a corporation of the state of Pennsylvania.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Integral Blueintegral-blue.com HQ: Auburn Hills, MI, United StatesReported employees: 51-200 | Auburn Hills, MI, United States | 51-200 | Exact match | 54 contacts → |
“Integral Blue specializes in technologies that relate to the transportation market and are industry leaders in this area.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Select Electric, INCselectelectricinc.com HQ: Anaheim, CA, United StatesReported employees: 51-200 | Anaheim, CA, United States | 51-200 | Exact match | 54 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | ESP Enterprises INCespenterprisesinc.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 39 contacts → |
“ESP Enterprises, Inc.(est.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | TCEtcelect.net HQ: Great Neck, NY, United StatesReported employees: 51-200 | Great Neck, NY, United States | 51-200 | Exact match | 31 contacts → |
“Has your professional growth flatlined?” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | United ECMunitedecm.com HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 19 contacts → |
“United ECM is a recognized leader in the technical delivery oversight of major high-speed and electrified transit systems.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Transit Systems Engineeringtseinc.us HQ: Oakland, CA, United StatesReported employees: 51-200 | Oakland, CA, United States | 51-200 | Exact match | 11 contacts → |
“Transit Systems Engineering, Inc.(TSE) provides professional engineering services from concept to final construction documents for all transit systems including signaling…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 3vi3vi.us HQ: San Ramon, CA, United StatesReported employees: 11-50 | San Ramon, CA, United States | 11-50 | Exact match | 11 contacts → |
“3Vi is an engineering practice and general contractor (Class A CSLB#1136949) headquartered in San Ramon, California.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Reuel INCreuel.com HQ: Goldsboro, NC, United StatesReported employees: 51-200 | Goldsboro, NC, United States | 51-200 | Exact match | 9 contacts → |
“Traction Power Systems: In 2007, Reuel, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ergosync Engineeringergosync.com HQ: Seattle, WA, United StatesReported employees: 11-50 | Seattle, WA, United States | 11-50 | Exact match | 6 contacts → |
“Ergosync is a full-service electrical and systems engineering company offering design services, project management, construction support, and commissioning services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Defiance Electric INCdefianceelectric.com HQ: Enfield, NH, United StatesReported employees: 1-10 | Enfield, NH, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Shorelectricshorelectric.com HQ: New York, NY, United StatesReported employees: 1-10 | New York, NY, United States | 1-10 | Exact match | 3 contacts → |
“ShorElectric is one of the leading transit consultant/representative firms in the United States specializing in rail transit NFPA 130 & NFPA 502 areas.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 2 contacts → |
“Since 1983, McKinney Avenue Transit Authority has offered the Uptown and parts of the downtown community transportation in vintage trolley cars.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Alliance International, INCallianceintlinc.com HQ: Springfield, VA, United StatesReported employees: 1-10 | Springfield, VA, United States | 1-10 | Exact match | 2 contacts → |
“Alliance International Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 45 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Trolley system integrators: dataset insights
September 22, 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
45 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 45 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 22, 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 ↗
Questions about this company list
What does Exact match mean for trolley system integrators?
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 trolley system integrators did RevenueBase find based in the United States?
The saved snapshot records 45 matching company records, 2,399 tracked contacts and 919 verified emails. The public preview displays 23 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 22, 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
Cite this list
RevenueBase Data Team. Top 23 trolley system integrators based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/trolley-system-integrators/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
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States