Company lists · Data refreshed November 2026

Top 25 Environmental dredging contractors worldwide

RevenueBase identified 728 company matches for environmental dredging contractors worldwide as of November 2026 and tracks 30,727 professional contacts across them, including 10,593 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for environmental dredging contractors worldwide, 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 November 6, 2026. Country and city lists for environmental dredging contractors follow the table.

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 Nov 6, 2026 How this list was built
728Companies
30,727Contacts tracked
10,593Verified emails
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The 25 largest environmental dredging contractors worldwide

Ranked by team size
Top 25 of 728 company matches for environmental dredging contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchBeveren-kruibeke-zwijndrecht, BelgiumHQ recorded Nov 6, 20265,001-10,0004,731 contacts →

Exact match

“DEME (Euronext Brussels: DEME) is a leading contractor in the fields of offshore energy, dredging and marine infrastructure, and environmental remediation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact match3063 Nh, NetherlandsHQ recorded Nov 6, 20265,001-10,0004,613 contacts →

Exact match

“Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPapendrecht, NetherlandsHQ recorded Nov 6, 202610001+3,564 contacts →

Exact match

“Boskalis is a leading global services provider operating in the dredging, maritime infrastructure and maritime services sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMusaffah Industrial, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0002,439 contacts →

Exact match

“NMDC Dredging & Marine was established in 1976 as a dredging division of Abu Dhabi National Oil Company (ADNOC).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000990 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCranford, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000898 contacts →

Exact match

“Founded in 1919, Weeks Marine, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchItabira, BrazilHQ recorded Nov 6, 20261,001-5,000678 contacts →

Exact match

“A Construtora Vale Verde é uma empresa inovadora que concentra a sua expertise na atuação em soluções para construção civil pesada com serviços de dragagem convencional e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSeattle, CA, United StatesHQ recorded Nov 6, 2026501-1,000626 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFareham, United KingdomHQ recorded Nov 6, 202651-200404 contacts →

Exact match

“Boskalis Westminster Ltd (BWL) is the leading dredging contractor in the UK and Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026201-500214 contacts →

Exact match

“Dharti Dredging and Infrastructure Ltd, is an ISO accredited leading Indian private dredging company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026501-1,000203 contacts →

Exact match

“As sólidas experiências acumuladas em anos de atuação no mercado contribuíram para o fortalecimento da empresa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSliedrecht, NetherlandsHQ recorded Nov 6, 2026201-500188 contacts →

Exact match

“Baggerbedrijf De Boer - Dutch Dredging is a medium size dredging company, based in Sliedrecht in the Netherlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGalveston, TX, United StatesHQ recorded Nov 6, 2026n/a183 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Rafael, CA, United StatesHQ recorded Nov 6, 2026201-500182 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBuderim, AustraliaHQ recorded Nov 6, 202651-200175 contacts →

Exact match

“Hall Contracting is Australia’s largest privately-owned dredging, civil and marine construction company with offices in South East Asia, the Pacific Islands and Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKallo, MyanmarHQ recorded Nov 6, 2026201-500164 contacts →

Exact match

“For more than a century, Herbosch-Kiere has been building sustainable infrastructure in, on and around water.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew Westminster, BC, CanadaHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Fraser River Pile & Dredge (GP) Inc.(FRPD) was incorporated in Alberta in 2008, and is a successor company to Fraser River Pile Driving Company (founded in 1911).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“IMDC (International Marine and Dredging Consultants) offers highly skilled expertise to tackle a wide range of water-related issues.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchQuincy, MA, United StatesHQ recorded Nov 6, 2026201-500130 contacts →

Exact match

“Cashman Dredging & Marine Contracting, LLC has undertaken some of the largest dredging projects in U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 202651-200122 contacts →

Exact match

“A Dratec Engenharia Ltda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 2026201-500116 contacts →

Exact match

“Alamo 1 is a full service environmental contractor that specializes in large-scale industrial construction, demolition, remediation, abatement, energy, emergency response…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“The Charter Companies are a premier New England environmental firm delivering vision, clarity, certainty, and closure for complex, environmentally impaired sites, both on land and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGuildford, United KingdomHQ recorded Nov 6, 2026201-500112 contacts →

Exact match

“Land + Water is more than just a dredging company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchIndiaHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Dredging of seaports”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchShuwaikh, KuwaitHQ recorded Nov 6, 20261,001-5,000110 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 728 environmental dredging contractors worldwide

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Environmental dredging contractors worldwide at a glance

As of Nov 6, 2026
34.5%Verified-email coverage
42.2Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
234
11-50
254
51-200
148
201-500
57
501-1,000
8
1,001-5,000
10
5,001-10,000
3
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for environmental dredging contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental dredging contractors” 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. 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 10,593 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 November 6, 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.

Environmental dredging contractors by location

4 lists · largest first

Every Environmental dredging contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “environmental dredging contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental dredging contractors are there worldwide?

RevenueBase identified 728 company matches for environmental dredging contractors worldwide as of November 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?

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

Which country has the most environmental dredging contractors?

The United States leads with 225 companies, followed by the Netherlands (69) and Brazil (33). Every environmental dredging contractors list by country and city is linked on this page.

Which city has the most environmental dredging contractors?

Houston leads with 9 company records, followed by Rio De Janeiro (7) and Tampa (6).

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 10,593 professional contacts with verified work emails tracked across these 728 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 November 6, 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.