Company lists · Data refreshed September 2026

Top 22 Water infrastructure engineering firms based in Irvine, United States

RevenueBase identified 29 company matches for water infrastructure engineering firms associated with Irvine, United States as of September 2026 and tracks 1,494 professional contacts across them, including 773 with verified work emails. Across the United States, Houston is the largest hub for this category (139 companies); Irvine has 29.

This list covers company matches for water infrastructure engineering firms 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 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
29Companies
1,494Contacts tracked
773Verified emails
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The 22 largest water infrastructure engineering firms based in Irvine, United States

Ranked by team size
Top 22 of 29 company matches for water infrastructure engineering firms based in Irvine, 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 matchIrvine, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
2Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 2026201-500216 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261,001-5,000176 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 · Sep 19, 2026 · View company records in RevenueBase
4Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 2026501-1,00053 contacts →

Exact match

“Since 1947, National Underground Group, formerly known as Hoffman Southwest Corp, has provided a full spectrum of services to maintain healthy underground infrastructures.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-5049 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 · Sep 19, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202651-20048 contacts →

Exact match

“At ADVANTEC Consulting Engineers, we are driven by a shared commitment to shaping smarter, safer, and more connected communities.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-5037 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-5017 contacts →

Exact match

“We’re redefining what it means to partner with a consulting engineering firm.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“NCM Engineering, A TranSystems Company, serves the state, metropolitan planning organizations, rail authorities, transit districts, transportation joint power authorities…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchIrvine, CA, 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
11Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-5010 contacts →

Exact match

“Murex Environmental, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-509 contacts →

Exact match

“Advanced Earth Sciences, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-509 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 · Sep 19, 2026 · View company records in RevenueBase
14Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261-109 contacts →

Exact match

“STO Design Group, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-507 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 · Sep 19, 2026 · View company records in RevenueBase
16Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261-107 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 · Sep 19, 2026 · View company records in RevenueBase
17Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-505 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 · Sep 19, 2026 · View company records in RevenueBase
18Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202651-2004 contacts →

Exact match

“Noble Consultants-G.E.C, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 202611-503 contacts →

Exact match

“At Water Service Elite, we are dedicated to the future of intelligent infrastructure, elevating living standards and enhancing the sustainability of communities through…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261-103 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 · Sep 19, 2026 · View company records in RevenueBase
21Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261-101 contacts →

Exact match

“Enviro-Terra is a modern engineering firm specializing primarily in efficient application of environmental remediation, horizontal construction, and infrastructure advancement.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 20261-101 contacts →

Exact match

“Water Right Design is an irrigation design and consulting firm specializing in commercial, large-scale residential, and recreation facility projects in southern California.”

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

Showing 22 of 29 water infrastructure engineering firms based in Irvine, United States

See the full list, filter by size, metro and specialty, and access 773 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water infrastructure engineering firms based in Irvine, United States at a glance

As of Sep 19, 2026
51.7%Verified-email coverage
51.5Average contacts per company
11-50Median size (employees)
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
12
51-200
3
201-500
1
501-1,000
1
1,001-5,000
3

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 29 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 “water infrastructure engineering firms” 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 773 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 “water infrastructure engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water infrastructure engineering firms are there based in Irvine, United States?

RevenueBase identified 29 company matches for water infrastructure engineering firms associated with Irvine, 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?

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 water infrastructure engineering firms?

Houston leads the United States with 139 company records, followed by Austin (59) and New York (58). Irvine has 29.

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 773 professional contacts with verified work emails tracked across these 29 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.