Company lists · Data refreshed September 2026

Top 25 Dredging engineering companies based in the United States

RevenueBase identified 517 company matches for dredging engineering companies associated with the United States as of September 2026 and tracks 27,353 professional contacts across them, including 8,610 with verified work emails. Houston is the largest hub.

This list covers company matches for dredging 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
517Companies
27,353Contacts tracked
8,610Verified emails
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The 25 largest dredging engineering companies based in the United States

Ranked by team size
Top 25 of 517 company matches for dredging 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 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
2Exact matchWalnut Creek, CA, United StatesHQ recorded Sep 16, 20261,001-5,0002,473 contacts →

Exact match

“Headquartered in Walnut Creek, Calif, Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchWest Chester, PA, United StatesHQ recorded Sep 16, 20261,001-5,0001,441 contacts →

Exact match

“Weston Solutions, Inc.(Weston) is a 100% employee-owned environmental and infrastructure services firm committed to safety and providing measurable client value.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 16, 20261,001-5,000916 contacts →

Exact match

“Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchCranford, NJ, United StatesHQ recorded Sep 16, 20261,001-5,000847 contacts →

Exact match

“Founded in 1919, Weeks Marine, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchSeattle, WA, United StatesHQ recorded Sep 16, 2026501-1,000592 contacts →

Exact match

“Manson is one of the nation’s leading heavy civil marine construction and dredging companies.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchWestmont, IL, United StatesHQ recorded Sep 16, 2026501-1,000483 contacts →

Exact match

“ENTACT is the partner of choice in solving our customer's most complex environmental remediation and geotechnical infrastructure challenges.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchSeattle, WA, United StatesHQ recorded Sep 16, 2026501-1,000479 contacts →

Exact match

“Headquartered in Seattle, Washington, Anchor QEA is a nationally recognized environmental science and engineering consulting firm specializing in aquatic, shoreline, and water…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchKissimmee, FL, United StatesHQ recorded Sep 16, 20261,001-5,000360 contacts →

Exact match

“Established in 1985, Jr Davis Construction Company, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchFarmingdale, NY, United StatesHQ recorded Sep 16, 2026501-1,000340 contacts →

Exact match

“Posillico is Building for Generations.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchLa Crosse, WI, United StatesHQ recorded Sep 16, 2026501-1,000241 contacts →

Exact match

“At Brennan, our people are our top priority.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchWashougal, WA, United StatesHQ recorded Sep 16, 202651-200236 contacts →

Exact match

“Ballard Marine Construction (Ballard) is a specialty marine and underwater contractor.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSeattle, WA, United StatesHQ recorded Sep 16, 2026201-500217 contacts →

Exact match

“Global is a leader in the marine services industry with decades of experience managing complex, critical and technical projects in and around the water.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchWaukesha, WI, United StatesHQ recorded Sep 16, 20261,001-5,000199 contacts →

Exact match

“Together Payne and Dolan, Northeast Asphalt, Zenith Tech, Parisi, Premier Concrete, and Construction Resources Management produce high-quality construction materials and deliver…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchGlen Burnie, MD, United StatesHQ recorded Sep 16, 2026201-500183 contacts →

Exact match

“Founded in 1903, McLean Contracting Company is a leading Heavy Civil and Marine Contractor in the Mid-Atlantic Region.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchGreenwood, SC, United StatesHQ recorded Sep 16, 202651-200179 contacts →

Exact match

“At Davis & Floyd, we design and engineer innovative solutions that enrich the world around us.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchGalveston, TX, United StatesHQ recorded Sep 16, 2026n/a178 contacts →

Exact match

“The Callan Marine team offers comprehensive dredging solutions for any project.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchRoseville, CA, United StatesHQ recorded Sep 16, 2026201-500175 contacts →

Exact match

“Odin Environmental Solutions, LLC (Odin) is an award-winning contractor delivering complex environmental, geotechnical, and heavy civil infrastructure projects nationwide.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchSan Rafael, CA, United StatesHQ recorded Sep 16, 2026201-500158 contacts →

Exact match

“The Dutra Group is a leading heavy civil marine contractor focused on strengthening our nation’s infrastructure through sustainable dredging and marine construction.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 16, 202651-200157 contacts →

Exact match

“Mueser Rutledge Consulting Engineers is a leading engineering firm providing structural design of foundations and waterfront structures and complete geotechnical studies.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchNicholasville, KY, United StatesHQ recorded Sep 16, 202651-200145 contacts →

Exact match

“Marine Solutions is a premier marine and bridge infrastructure firm which delivers complex solutions to demanding projects.”

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

Showing 25 of 517 dredging engineering companies based in the United States

See the full list, filter by size, metro and specialty, and access 8,610 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Dredging engineering companies based in the United States at a glance

As of Sep 16, 2026
31.5%Verified-email coverage
52.9Average contacts per company
11-50Median size (employees)
3.1%Largest-city concentration · Houston
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
172
11-50
183
51-200
111
201-500
30
501-1,000
8
1,001-5,000
10
5,001-10,000
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 517 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 “dredging 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 8,610 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 “dredging engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 517 company matches for dredging 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?

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

Which city has the most dredging engineering companies?

Houston leads with 16 company records, followed by Jacksonville (10) and Seattle (10).

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 8,610 professional contacts with verified work emails tracked across these 517 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.