Company lists · Data refreshed November 2026

Top 25 Transit authority electrification advisors based in the United States

RevenueBase identified 73 company matches for transit authority electrification advisors associated with the United States as of November 2026 and tracks 2,142 professional contacts across them, including 895 with verified work emails. New York is the largest hub.

This list covers company matches for transit authority electrification advisors 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 November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
73Companies
2,142Contacts tracked
895Verified emails
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The 25 largest transit authority electrification advisors based in the United States

Ranked by team size
Top 25 of 73 company matches for transit authority electrification advisors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIrving, TX, United StatesHQ recorded Nov 6, 20261,001-5,000544 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-500289 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchEl Segundo, CA, United StatesHQ recorded Nov 6, 2026201-500238 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCapitol Heights, MD, United StatesHQ recorded Nov 6, 202651-200142 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIrving, FL, United StatesHQ recorded Nov 6, 202651-200119 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPenn, PA, United StatesHQ recorded Nov 6, 202611-5063 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAnaheim, CA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBellevue, TX, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“As a certified WMDBE transportation and electrical engineering firm located in Bellevue, WA and Coppell, TX, Concord Engineering specializes in providing a full-spectrum of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGreat Neck, NY, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Has your professional growth flatlined?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, MA, United StatesHQ recorded Nov 6, 202611-5025 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, WA, United StatesHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Headquartered in Miramar Beach, Florida, with strategic offices in California, Colorado, Maryland, New York, Texas, and Washington, US Rail Systems® is a nationally recognized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHauppauge, NY, United StatesHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Twinco is a leading supplier and producer of electrical and electro-mechanical products for the railroad and transit industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOakland, CA, United StatesHQ recorded Nov 6, 202651-20012 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSmithtown, NY, United StatesHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“At UES, we are focused on supporting trucks and buses into clean reliable electric vehicles.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPetaluma, CA, United StatesHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“Sonoma Marin Area Rail Transit District is a Transportation/Trucking/Railroad company located in Suite 200, San Rafael, California, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-509 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGoldsboro, NC, United StatesHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Traction Power Systems: In 2007, Reuel, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWhittier, CA, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHialeah, FL, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“At Eastern Rail, we support the nation’s top railways with engineering, consulting, and infrastructure solutions built to last.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBiddeford, ME, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Moulison Electric, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHanover, MA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Based outside of Boston, Massachusetts, AmpedUp!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“ZEB Tech is a workforce development consultancy focused on guiding transit agencies and partners through their transition to a zero-emission fleet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBerkeley, CA, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Colleen Quinn and Nancy Ryan are committed to enabling the transportation electrification revolution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMaple Grove, MN, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Revolutionizing commercial transportation, Ziegler Truck Group (ZTG) is your partner for cutting-edge zero-emission vehicle solutions and organizational transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-503 contacts →

Exact match

“GG Engineering is a reputed Engineering Services company that has been serving the public sector metro rail industry for over 25 years in NY and NJ.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 73 transit authority electrification advisors based in the United States

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Transit authority electrification advisors based in the United States at a glance

As of Nov 6, 2026
41.8%Verified-email coverage
29.3Average contacts per company
1-10Median size (employees)
8.2%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
14
51-200
15
201-500
2
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 73 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 “transit authority electrification advisors” 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 895 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 November 6, 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 “transit authority electrification advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transit authority electrification advisors are there based in the United States?

RevenueBase identified 73 company matches for transit authority electrification advisors associated with the United States as of November 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 transit authority electrification advisors?

New York leads with 6 company records, followed by Los Angeles (3) and Atlanta (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 895 professional contacts with verified work emails tracked across these 73 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 November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.