Company lists · Data refreshed October 2026

Top 22 Hydraulic engineering consultants based in Irvine, United States

Name: Hydraulic engineering consultants based in Irvine, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 14, 2026 25 companies tracked

RevenueBase identified 25 company matches for hydraulic engineering consultants associated with Irvine, United States as of October 2026 and tracks 1,966 professional contacts across them, including 951 with verified work emails. Across the United States, Houston is the largest hub for this category (114 companies); Irvine has 25.

This list covers company matches for hydraulic engineering consultants associated with Irvine, 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 October 14, 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 Oct 14, 2026 How this list was built

25Companies

1,966Contacts tracked

951Verified emails

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The 22 largest hydraulic engineering consultants based in Irvine, United States

Ranked by team size

Top 22 of 25 company matches for hydraulic engineering consultants based in Irvine, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 14, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Shimmick Corporation	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	756 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 · Oct 14, 2026 · View company records in RevenueBase
2	LSA	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	201-500	348 contacts →
	Exact match “LSA is a diversified environmental, transportation, and community planning firm that evolved from a small consulting firm.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
3	Interwest Consulting Group	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	201-500	227 contacts →
	Exact match “Interwest specializes in providing professional and consulting services to public agencies across California, Nevada, Colorado, and beyond.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
4	IDS Group, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	51-200	209 contacts →
	Exact match “IDS is an award-winning engineering and architectural firm offering multidisciplinary consulting services through our staff of 90 professionals.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
5	RBF Consulting, A Company Of Michael Baker International	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	187 contacts →
	Exact match “RBF Consulting, a Company of Michael Baker International, LLC, is one of the Nation's leading civil engineering, design, planning, surveying and construction management firms…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
6	AKM Consulting Engineers	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	48 contacts →
	Exact match “Based in Irvine, California, AKM Consulting Engineers is a multidisciplinary firm providing expert engineering solutions to municipalities, public agencies, and state and federal…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
7	C&v Consulting, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	37 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
8	National Engineering & Consulting, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	51-200	20 contacts →
	Exact match “National Engineering and Consulting, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	OMB Electrical Engineers, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	51-200	18 contacts →
	Exact match “LSW Engineers, located in Phoenix AZ has been providing Mechanical, Electrical, Plumbing, Technology and Commissioning Services for over 75 years.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
10	N2w Engineering, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	14 contacts →
	Exact match “We’re redefining what it means to partner with a consulting engineering firm.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
11	Hushmand Associates, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	13 contacts →
	Exact match “Hushmand Associates, Incorporated (HAI) is a geotechnical and earthquake engineering consulting firm founded in 1990, that provides design services, construction support…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	Murex Environmental	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	10 contacts →
	Exact match “Murex Environmental, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
13	Wilson Mikami Corporation	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	9 contacts →
	Exact match “Wilson Mikami Corporation is a private Civil Engineering consulting firm established in 2004 and located in the City of Irvine, California.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
14	STO Design Group INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	1-10	9 contacts →
	Exact match “STO Design Group, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
15	Avocet Environmental, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	8 contacts →
	Exact match “A civil and environmental engineering company with expertise in environmental infrastructure (water, wastewater, storm water, landfills), environmental assessment, and remediation.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
16	Advanced Earth Sciences, A Verdantas Company	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	7 contacts →
	Exact match “Advanced Earth Sciences, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
17	Dopudja & Wells Consulting, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	1-10	6 contacts →
	Exact match “Dopudja & Wells Consulting, Inc, is a firm specifically focused in the water and wastewater utility sector.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
18	Adams Streeter Civil Engineers, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	6 contacts →
	Exact match “Adams-Streeter is Southern California’s most trusted civil engineering firm offering a wide-range of services based around bringing communities together and increasing overall…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
19	Genterra Consultants, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	5 contacts →
	Exact match “GENTERRA Consultants, Inc.(GENTERRA) offers a full range of engineering and geotechnical consulting services for all types of projects, with emphasis on those involving proposed…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
20	C.S. Caulkins Co., INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	11-50	5 contacts →
	Exact match “Founded over 34 years ago, the C.S.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
21	Noble Consultants, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	51-200	4 contacts →
	Exact match “Noble Consultants-G.E.C, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
22	Frontier Engineering Group	Exact match	Irvine, CA, United StatesHQ recorded Oct 14, 2026	1-10	3 contacts →
	Exact match “Frontier Engineering Group (FEG) is a leading transportation engineering firm providing engineering design and construction management services for highway bridges, rail, transit…” Recorded in the RevenueBase company graph · Oct 14, 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 “hydraulic engineering consultants”. 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 22 of 25 hydraulic engineering consultants based in Irvine, United States

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Hydraulic engineering consultants based in Irvine, United States at a glance

As of Oct 14, 2026

48.4%Verified-email coverage

78.6Average contacts per company

11-50Median size (employees)

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 25 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 Irvine, United States whose business descriptions match “hydraulic engineering consultants” 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 951 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 October 14, 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.

Hydraulic engineering consultants by metro in the United States

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 consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydraulic engineering consultants are there based in Irvine, United States?

RevenueBase identified 25 company matches for hydraulic engineering consultants associated with Irvine, United States as of October 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?

Shimmick Corporation 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 hydraulic engineering consultants?

Houston leads the United States with 114 company records, followed by New York (60) and Austin (45). Irvine has 25.

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 951 professional contacts with verified work emails tracked across these 25 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 October 14, 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.