Company lists · Data refreshed September 2026

Top 25 Transit authority engineering services based in New York, United States

RevenueBase identified 75 company matches for transit authority engineering services associated with New York, United States as of September 2026 and tracks 16,200 professional contacts across them, including 9,027 with verified work emails. Across the United States, Houston is the largest hub for this category (96 companies); New York follows with 75.

This list covers company matches for transit authority engineering services associated with New York, 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 19, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 19, 2026 How this list was built
75Companies
16,200Contacts tracked
9,027Verified emails
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The 25 largest transit authority engineering services based in New York, United States

Ranked by team size
Top 25 of 75 company matches for transit authority engineering services based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchNew York, NY, United StatesHQ recorded Sep 19, 202610001+9,318 contacts →

Exact match

“What if you could shape built and natural environments – and the future of those that use them?”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 19, 20261,001-5,0003,556 contacts →

Exact match

“STV offers professional services for the infrastructure that powers our lives.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026501-1,000530 contacts →

Exact match

“With more than 139 years of experience, H&H is a trusted, full-service infrastructure engineering firm delivering complex, forward-looking solutions that advance our clients’…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026501-1,000448 contacts →

Exact match

“CSA Group is a full-service, A/E/Env, PM/CM & Inspections, and Emergency Management consulting firm.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026201-500282 contacts →

Exact match

“EnTech Engineering, PC is a multidisciplinary, WBE-certified engineering and construction management firm devoted to delivering best-in-class design and construction support…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026501-1,000259 contacts →

Exact match

“From humble beginnings in 1991 as a 2-person company in New York City, we have now grown into a 500-person strong consulting firm, with 15 regional offices in the US (and India).”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026n/a231 contacts →

Exact match

“This month marks a new and exciting beginning for Eng-Wong, Taub & Associates.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026201-500200 contacts →

Exact match

“Since it's founding in 1956, Loring Consulting Engineers, Inc.(Loring), a full-service consulting engineering firm with offices in Washington-DC, Gaithersburg-MD, Durham-NC, New…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200196 contacts →

Exact match

“SYSTRA USA, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200120 contacts →

Exact match

“KC is a diversified, multi-disciplined consulting engineering firm.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200110 contacts →

Exact match

“MP Engineers + Architects was founded in 2006 as a multi-disciplinary consulting firm, offering expertise in architecture, structural/civil engineering, construction…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026201-500101 contacts →

Exact match

“Ammann & Whitney is a full service engineering, architecture and construction support services firm serving public and private sector clients worldwide.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-20095 contacts →

Exact match

“SI Engineering, P.C.(SIE) is a rapidly growing consulting engineering firm specializing in civil, structural, electrical/lighting, and transportation engineering; bridge and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-20085 contacts →

Exact match

“DME is a leading Professional Services firm specializing in Project Controls, Program Management, Engineering and Construction Management services for Water & Wastewater…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-20042 contacts →

Exact match

“HUNTLER is MBE certified management consulting and advisory firm.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5039 contacts →

Exact match

“BFJ Planning is a consulting firm providing professional expertise in planning and related fields since its establishment in 1980.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-20032 contacts →

Exact match

“Since the early 1980’s, Infra Tech Engineering (ITE) has served governments, communities and private industry by providing analytical, planning, engineering, construction and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5019 contacts →

Exact match

“Founded in 1997 by Thomas Fiskaa, Steve Papadakis, and Eric Martinsen, Fiskaa Engineering continues to deliver high-quality engineering and consulting services nation-wide.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5018 contacts →

Exact match

“SIGMA7 design group is a full service Architectural & Engineering firm providing consulting, strategic planning, design and project management services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5014 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchNew York, United StatesHQ recorded Sep 19, 202651-20012 contacts →

Exact match

“ABOUT US Interactive Elements is a public transportation consulting firm with active practices in planning, design, operations (including safety and security), engineering, and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“Derive Engineers is a multidisciplinary consulting engineering firm of skilled, passionate and experienced people.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-20010 contacts →

Exact match

“Sam Schwartz is a leading planning, engineering and consulting firm known for its ability to solve highly complex traffic and transportation challenges for government…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5010 contacts →

Exact match

“NYHE is an independent firm of consultants, engineers, designers, Cost Professionals, and planners that offers an extensive range of expert services in engineering project…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-509 contacts →

Exact match

“At Mirabal⁺ we approach projects following a simple motto: defined goals, team commitment, and plan of action.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 75 transit authority engineering services based in New York, United States

See the full list, filter by size, metro and specialty, and access 9,027 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transit authority engineering services based in New York, United States at a glance

As of Sep 19, 2026
55.7%Verified-email coverage
216.0Average contacts per company
11-50Median size (employees)
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
29
51-200
16
201-500
5
501-1,000
3
1,001-5,000
1
10001+
1

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 75 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 New York, United States whose business descriptions match “transit authority engineering services” 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 9,027 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 19, 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 engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transit authority engineering services are there based in New York, United States?

RevenueBase identified 75 company matches for transit authority engineering services associated with New York, 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?

WSP In The U.S tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most transit authority engineering services?

Houston leads the United States with 96 company records, followed by New York (75) and Chicago (53).

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 9,027 professional contacts with verified work emails tracked across these 75 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 19, 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.