Company lists · Data refreshed November 2026

Top 25 Marine ecosystem management services based in the United States

RevenueBase identified 257 company matches for marine ecosystem management services associated with the United States as of November 2026 and tracks 4,142 professional contacts across them, including 1,317 with verified work emails. Seattle is the largest hub.

This list covers company matches for marine ecosystem management services 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 November 6, 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 Nov 6, 2026 How this list was built
257Companies
4,142Contacts tracked
1,317Verified emails
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The 25 largest marine ecosystem management services based in the United States

Ranked by team size
Top 25 of 257 company matches for marine ecosystem management services based in the United States, 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 matchNorth Dartmouth, FL, United StatesHQ recorded Nov 6, 2026201-500170 contacts →

Exact match

“A.I.S, Inc (AIS) supports the stewardship of our nation's ocean resources and their habitats.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBourne, DE, United StatesHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“Woods Hole Group brings over 35 years of experience, committed to exceeding client objectives while safeguarding the environmental health of our planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchArlington, VA, United StatesHQ recorded Nov 6, 202651-200107 contacts →

Exact match

“OAI provides professional consulting services to government organizations, the private sector, academia, and UN agencies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchStuart, FL, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Founded in 1970 as a marine environmental consulting firm, CSA Ocean Sciences Inc.(CSA), now a part of APEM Group, specializes in multidisciplinary projects concerning potential…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Gatos, CA, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Since 1970, the highly-trained ecologists and professionals at H.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBend, OR, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“SummitWest is an environmental consulting company that is home to a team of dynamic, solution-oriented thinkers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSt. Petersburg, AK, United StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchJensen Beach, FL, United StatesHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“Ecological Associates, Inc.(EAI) is a multi-disciplinary environmental consulting firm headquartered in Jensen Beach, Florida.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchForest Hill, MD, United StatesHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Ecotone, Inc, a Maryland corporation founded in 1998, is one of few companies that provides full delivery ecosystem restoration services including, restoration design, consulting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFullerton, CA, United StatesHQ recorded Nov 6, 202651-20047 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTomball, TX, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“EPR was created in 2012 to be a premier environmental planning and ecosystem restoration company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBaton Rouge, VA, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“COASTAL ENVIRONMENTS, INC.(CEI), a Baton Rouge-based company, has provided environmental services in the areas of applied science, planning and cultural resources since 1972.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLogan, UT, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“BIO-WEST is a full-service environmental planning and consulting firm offering a wide variety of services to private clients and government agencies since 1976.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPaint Lick, KY, United StatesHQ recorded Nov 6, 202611-5045 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchGig Harbor, WA, United StatesHQ recorded Nov 6, 202611-5043 contacts →

Exact match

“Celebrating 15 years in business, Soundview Consultants LLC is an environmental consulting firm specializing in natural resource assessments, environmental planning, land use, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Westar Marine Services has been catering to the San Francisco Maritime Community since it was founded in 1976.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchTigard, OR, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“As a recognized industry leader and certified B-Corp, Ash Creek creates innovative solutions for sustainable management of natural areas, farms, forests, backyards and bioswales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNewport, RI, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“INSPIRE’s skilled team of scientists and analysts is dedicated to making science understandable by applying innovative technology for effective solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGarland, TX, United StatesHQ recorded Nov 6, 2026n/a35 contacts →

Exact match

“Azura Consulting LLC offers a suite of environmental consulting services focused on the conservation and management of natural resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCA, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Innoceana is an organisation that leads with innovation in the race to save our oceans.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNew Bedford, RI, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Fathom Resources (Fathom), is a marine service provider established in 2002 with offices located in New Bedford, Massachusetts and Middletown, Rhode Island.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorth Port, FL, United StatesHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“EarthBalance® is a 100% employee-owned ecosystem restoration and environmental consulting firm providing services to the government and private markets throughout the Southeastern…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“TechGlobal is a trusted partner in marine science, environmental research, and strategic management, providing comprehensive support to government agencies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEscondido, CA, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Environmental Services Company performing Terrestrial and Marine based consulting work throughout the United States Southwest and Pacific including environmental surveys…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPortland, NH, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Where Science Meets Civics" Our Mission: FB Environmental is dedicated to practical stewardship of our natural world.”

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

Showing 25 of 257 marine ecosystem management services based in the United States

See the full list, filter by size, metro and specialty, and access 1,317 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Marine ecosystem management services based in the United States at a glance

As of Nov 6, 2026
31.8%Verified-email coverage
16.1Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · Seattle
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
140
11-50
88
51-200
23
201-500
3
501-1,000
2
1,001-5,000
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 257 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 “marine ecosystem management services” 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 1,317 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.

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 “marine ecosystem management services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine ecosystem management services are there based in the United States?

RevenueBase identified 257 company matches for marine ecosystem management services associated with the United States 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?

A.I.S. INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most marine ecosystem management services?

Seattle leads with 6 company records, followed by Houston (5) and Miami (5).

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 1,317 professional contacts with verified work emails tracked across these 257 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.