Company lists · Data refreshed October 2026

Top 25 Lock and dam construction companies worldwide

RevenueBase identified 107 company matches for lock and dam construction companies worldwide as of October 2026 and tracks 2,600 professional contacts across them, including 806 with verified work emails. The United States is the largest market and Kingsport the largest hub.

This list covers company matches for lock and dam construction companies 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 October 17, 2026. Country and city lists for lock and dam construction companies 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 Oct 17, 2026 How this list was built
107Companies
2,600Contacts tracked
806Verified emails
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The 25 largest lock and dam construction companies worldwide

Ranked by team size
Top 25 of 107 company matches for lock and dam construction companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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 matchSeattle, WA, United StatesHQ recorded Oct 17, 2026501-1,000611 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2Exact matchJacksonville, FL, United StatesHQ recorded Oct 17, 2026201-500159 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3Exact matchMiami, FL, United StatesHQ recorded Oct 17, 202651-200142 contacts →

Exact match

“GLF Construction Corporation was incorporated in Miami, Florida, in 1993.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4Exact matchWichita, KS, United StatesHQ recorded Oct 17, 2026201-500123 contacts →

Exact match

“For over 25 years, Wildcat Construction has been a regional leader in bridge building and rehabilitation, concrete structures, plant construction, storm and sanitary sewers, water…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5Exact matchWijhe (nl), NetherlandsHQ recorded Oct 17, 202651-200102 contacts →

Exact match

“Shaping the civil infrastructure; the essence of SPIE Nederland B.V.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6Exact matchColorado Springs, CO, United StatesHQ recorded Oct 17, 2026201-50096 contacts →

Exact match

“ASI Construction LLC (ASI), a proud member of the Shaft Drillers International (SDI) family of companies, is a self-performing Heavy Civil Contractor specializing in Dam…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7Exact matchGrove City, OH, United StatesHQ recorded Oct 17, 202651-20081 contacts →

Exact match

“Based in Grove City, Ohio, C.J.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8Exact matchFulton, MO, United StatesHQ recorded Oct 17, 202651-20078 contacts →

Exact match

“OCCI, Inc.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9Exact matchSaguenay, QC, CanadaHQ recorded Oct 17, 202651-20062 contacts →

Exact match

“See web site”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10Exact matchBrno, Czech RepublicHQ recorded Oct 17, 202651-20060 contacts →

Exact match

“Projekční a inženýrská společnost působící v oblasti vodohospodářství a životního prostředí.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11Exact matchGranby, QC, CanadaHQ recorded Oct 17, 202651-20043 contacts →

Exact match

“Mécan-Hydro transforms complex water management into reliable solutions.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12Exact matchWürzburg, GermanyHQ recorded Oct 17, 202651-20031 contacts →

Exact match

“DSD NOELL GmbH ist ein Unternehmen der DSD Steel Group GmbH und spezialisiert auf Stahlwasserbauausrüstungen in Wasserstraßen, Wehr- und Wasserkraftanlagen.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13Exact matchCankaya, TürkiyeHQ recorded Oct 17, 202611-5030 contacts →

Exact match

“Dams, Hydropower plants, Irrigation, Water supply, Water treatment, Flood protection”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14Exact matchMandeville, LA, JamaicaHQ recorded Oct 17, 202651-20024 contacts →

Exact match

“Founded in 1978, B&K Construction is a leading heavy civil contractor in the Southeast Louisiana Region.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15Exact matchMoerdijk, NetherlandsHQ recorded Oct 17, 202611-5023 contacts →

Exact match

“Samen met KnookStaal slaat u een brug tussen kwaliteit en een voorspelbare uitvoering voor het bouwen, renoveren en onderhouden van bruggen en sluizen De activiteiten die wij op…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16Exact matchKingsport, TN, United StatesHQ recorded Oct 17, 202611-5018 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17Exact matchEast Canton, OH, United StatesHQ recorded Oct 17, 202611-5017 contacts →

Exact match

“At Worthington we are passionate about dams and our fragile environment.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18Exact matchMt. Morris, PA, United StatesHQ recorded Oct 17, 202651-20016 contacts →

Exact match

“Heeter Geotechnical Construction, LLC (HGC) is a proud member of the Shaft Drillers International (SDI) family of companies.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19Exact matchMunich, GermanyHQ recorded Oct 17, 202651-20015 contacts →

Exact match

“Wir - das sind 130 hochqualifizierte Kolleginnen und Kollegen mit unterschiedlichsten Berufsqualifikationen, vom Uni-Absolventen bis hin zum „Senior Expert“ mit jahrzehntelanger…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20Exact matchPinellas Park, FL, United StatesHQ recorded Oct 17, 202651-20014 contacts →

Exact match

“Since 1987, Rowland has completed hundreds of millions of dollars of projects for governmental owners in the areas of Infrastructure Rehabilitation, lift station rehabilitation…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21Exact matchAntioch, CA, United StatesHQ recorded Oct 17, 202651-20014 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22Exact matchSmall Dole, United KingdomHQ recorded Oct 17, 202651-20013 contacts →

Exact match

“See @Mackley for more details.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23Exact matchIjlst, NetherlandsHQ recorded Oct 17, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24Exact matchAthens, WI, United StatesHQ recorded Oct 17, 202651-20011 contacts →

Exact match

“Founded in 2001 by Steve Janke, Janke General Contractors has continuously had our headquarters in Athens, Wisconsin.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25Exact matchNorth Chesterfield, VA, United StatesHQ recorded Oct 17, 202611-5011 contacts →

Exact match

“Harbor Dredge & Dock is a full service general contractor specializing in civil, marine and dredging projects for government, commercial, and private sectors.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase

Showing 25 of 107 lock and dam construction companies worldwide

See the full list, filter by size, metro and specialty, and access 806 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lock and dam construction companies worldwide at a glance

As of Oct 17, 2026
31.0%Verified-email coverage
24.3Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Kingsport
Oct 17, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
40
51-200
26
201-500
3
501-1,000
1
1,001-5,000
2
5,001-10,000
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 lock and dam construction companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “lock and dam construction 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. 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 806 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 17, 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.

Lock and dam construction companies by location

1 lists · largest first

Every Lock and dam construction companies 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 “lock and dam construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many lock and dam construction companies are there worldwide?

RevenueBase identified 107 company matches for lock and dam construction companies worldwide 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?

Manson Construction CO tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most lock and dam construction companies?

The United States leads with 39 companies. Every lock and dam construction companies list by country and city is linked on this page.

Which city has the most lock and dam construction companies?

Kingsport leads with 2 company records, followed by Portland (2) and Tehran (2).

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 806 professional contacts with verified work emails tracked across these 107 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 17, 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.