Company lists · Data refreshed September 2026

Top 25 Hydraulic engineering companies based in the United States

RevenueBase identified 1,002 company matches for hydraulic engineering companies associated with the United States as of September 2026 and tracks 41,945 professional contacts across them, including 16,447 with verified work emails. Houston is the largest hub.

This list covers company matches for hydraulic engineering companies 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 16, 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 16, 2026 How this list was built
1,002Companies
41,945Contacts tracked
16,447Verified emails
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The 25 largest hydraulic engineering companies based in the United States

Ranked by team size
Top 25 of 1,002 company matches for hydraulic engineering companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchPasadena, CA, United StatesHQ recorded Sep 16, 202610001+12,999 contacts →

Exact match

“Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Sep 16, 20265,001-10,0007,527 contacts →

Exact match

“CDM Smith is shaping what’s next, now, with world class solutions in water, environment, transportation and energy to public and private clients worldwide.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchIselin, NJ, United StatesHQ recorded Sep 16, 20261,001-5,000762 contacts →

Exact match

“This page is now closed.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchIrvine, CA, United StatesHQ recorded Sep 16, 20261,001-5,000760 contacts →

Exact match

“At Shimmick (NASDAQ: SHIM), we’re shaping the future of sustainable infrastructure through innovative solutions that advance communities and protect our environment.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchGlen Allen, VA, United StatesHQ recorded Sep 16, 2026501-1,000707 contacts →

Exact match

“Schnabel is a trusted partner in building the foundation for project success.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchMiddletown, CT, United StatesHQ recorded Sep 16, 2026201-500491 contacts →

Exact match

“Founded in 1991, AI Engineers provides comprehensive Bridge, Transportation, Construction Support, Water/Wastewater, Site/Civil, Building Systems, Design-Build, Survey/Mapping…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchEau Claire, WI, United StatesHQ recorded Sep 16, 2026201-500458 contacts →

Exact match

“In 1959, Owen Ayres founded Ayres Associates atop a steadfast foundation of honesty, innovation, and good old-fashioned hard work – and a vision for a firm that revolved around…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchMadison, WI, United StatesHQ recorded Sep 16, 2026501-1,000443 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 16, 2026201-500432 contacts →

Exact match

“In 1979, Collins Engineers, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchBaton Rouge, LA, United StatesHQ recorded Sep 16, 20261,001-5,000322 contacts →

Exact match

“The GIS Industrial Engineering & Construction team offers clients a single point of contact to utilize our 19 strategically located facilities, employees, and 21 service lines.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchMarlborough, MA, United StatesHQ recorded Sep 16, 202651-200315 contacts →

Exact match

“Tata & Howard is a 100% employee owned, award-winning, specialized consulting engineering firm dedicated to providing superior client service coupled with delivering…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchDavis, CA, United StatesHQ recorded Sep 16, 2026201-500279 contacts →

Exact match

“West Yost is a water-focused consulting engineering firm ranked by Fortune Magazine as one of the “Best Small and Medium Workplaces in Consulting and Professional Services” 2023 -…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchRosemont, IL, United StatesHQ recorded Sep 16, 2026201-500267 contacts →

Exact match

“Christopher B.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchTampa, FL, United StatesHQ recorded Sep 16, 2026201-500265 contacts →

Exact match

“KCA is a multidisciplinary engineering firm with offices throughout the Southeastern United States.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchBoulder, CO, United StatesHQ recorded Sep 16, 202651-200258 contacts →

Exact match

“JVA, Incorporated is an employee-owned consulting engineering firm with offices in Boulder, Fort Collins, Winter Park, Glenwood Springs, and Denver, Colorado.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchBloomfield Hills, MI, United StatesHQ recorded Sep 16, 2026201-500250 contacts →

Exact match

“Celebrating years of innovation and design, HRC provides professional engineering, environmental engineering, and architectural services to municipal, industrial and private…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchOklahoma City, OK, United StatesHQ recorded Sep 16, 2026201-500245 contacts →

Exact match

“CEC® is a privately held, multi-discipline engineering firm serving Oklahoma and Texas.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchWhite Bear Lake, MN, United StatesHQ recorded Sep 16, 202651-200234 contacts →

Exact match

“Core Purpose: We use our passion for engineering to impact the world.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchSanta Ana, CA, United StatesHQ recorded Sep 16, 2026501-1,000227 contacts →

Exact match

“Sukut Construction is one of America’s leading heavy civil contractors with over 55 years of proven industry expertise on residential, public, and commercial projects.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchJackson, MS, United StatesHQ recorded Sep 16, 2026201-500225 contacts →

Exact match

“Waggoner Engineering, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchBentonville, AR, United StatesHQ recorded Sep 16, 202651-200216 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchLas Vegas, NV, United StatesHQ recorded Sep 16, 202651-200168 contacts →

Exact match

“GCW is a leading provider of a complete range of services related to civil engineering (traffic and transportation engineering, land planning, water, wastewater, hydraulics, flood…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchLincoln, RI, United StatesHQ recorded Sep 16, 202651-200165 contacts →

Exact match

“Established in 1970, Pare Corporation has been a trusted engineering partner to municipal and state governments, architects, and owner/developer teams for 50 years.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchPittsburgh, PA, United StatesHQ recorded Sep 16, 202651-200165 contacts →

Exact match

“RIZZO International, Inc.(RIZZO) is a global engineering and consulting firm headquartered in Pittsburgh, Pennsylvania US.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchJacksonville, FL, United StatesHQ recorded Sep 16, 2026201-500163 contacts →

Exact match

“Bellingham Marine is an established leader in the marine construction world.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 1,002 hydraulic engineering companies based in the United States

See the full list, filter by size, metro and specialty, and access 16,447 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydraulic engineering companies based in the United States at a glance

As of Sep 16, 2026
39.2%Verified-email coverage
41.9Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · Houston
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
464
11-50
353
51-200
138
201-500
21
501-1,000
6
1,001-5,000
9
5,001-10,000
3
10001+
3

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 1,002 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 “hydraulic engineering companies” 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 16,447 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 16, 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 “hydraulic engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydraulic engineering companies are there based in the United States?

RevenueBase identified 1,002 company matches for hydraulic engineering companies 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?

Tetra Tech tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most hydraulic engineering companies?

Houston leads with 32 company records, followed by Austin (13) and San Antonio (12).

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 16,447 professional contacts with verified work emails tracked across these 1,002 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 16, 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.