Company lists · Data refreshed September 2026

Top 25 Lake management consultants worldwide

RevenueBase identified 545 lake management consultants worldwide as of September 2026 and tracks 5,729 professional contacts across them, including 2,646 with verified work emails. The United States is the largest market and Belo Horizonte the largest hub.

This list covers lake management consultants worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026. Country and city lists for lake management consultants follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
545Companies
5,729Contacts tracked
2,646Verified emails
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The 25 largest lake management consultants worldwide

Ranked by team size
Top 25 of 545 lake management consultants worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to lake management consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 2026501-1,000479 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 202651-200176 contacts →

Partial evidence

“Herrera Environmental Consultants is a leading engineering and scientific consulting firm focused on restoration, water, and sustainable development.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidencePrince George, BC, CanadaHQ checked Sep 28, 202651-200159 contacts →

Indirect evidence

“EDI provides you with practical, environmental consulting services, specializing in aquatic and terrestrial sciences.”

Source: RevenueBase Database · checked Sep 28, 2026
4Strong evidenceCincinnati, OH, United StatesHQ checked Sep 28, 202651-200124 contacts →

Strong evidence

“Jones Lake Management has a history of excellence in fish production and lake management.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceVancouver, BC, CanadaHQ checked Sep 28, 202651-200120 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceSaint-charles-sur-richelieu, QC, CanadaHQ checked Sep 28, 202651-200107 contacts →

Indirect evidence

“Depuis plus de 45 ans, le Groupe Conseil UDA Inc.(UDA) accompagne, encadre et soutient ses clients dans leurs projets en environnement, en agriculture et en foresterie grâce à…”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceChantilly, VA, United StatesHQ checked Sep 28, 2026201-500104 contacts →

Partial evidence

“Established in 1983, TechLaw provides environmental and management consulting services to the public sector nationwide.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceChardon, OH, United StatesHQ checked Sep 28, 202651-20098 contacts →

Indirect evidence

“AQUA DOC's Mission: A winning team, striving for excellence in environmental stewardship and sustainability.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceWaterloo, ON, CanadaHQ checked Sep 28, 202651-20092 contacts →

Indirect evidence

“Natural Resource Solutions is an environmental consulting firm based in Waterloo, Ontario, Canada with branch offices in Calgary, AB and Saskatoon, SK.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceDavis, CA, United StatesHQ checked Sep 28, 202651-20079 contacts →

Indirect evidence

“Larry Walker Associates (LWA) is a privately owned firm headquartered in Davis, California, with offices in Berkeley, Yreka, Santa Monica, Ventura, San Diego, and Seattle, WA.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceRaleigh-durham, FL, United StatesHQ checked Sep 28, 202651-20075 contacts →

Strong evidence

“Dragonfly Pond Works is an environmental service company specializing in lake, pond, and stormwater management and beautification.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceTrenton, NJ, United StatesHQ checked Sep 28, 202651-20071 contacts →

Indirect evidence

“Experience, Expertise and Excellence in Water Resources, Ecology, and Geotechnical Engineering.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceJacksonville, FL, United StatesHQ checked Sep 28, 2026201-50070 contacts →

Partial evidence

“The Lake Doctors, Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceLos Gatos, CA, United StatesHQ checked Sep 28, 202651-20069 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceMilton, AustraliaHQ checked Sep 28, 202611-5067 contacts →

Indirect evidence

“Hydrobiology is an Environmental Consulting Company offering integrated services in the physical, biological and chemical processes of environmental systems with a particular…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceCarleton-sur-mer, QC, CanadaHQ checked Sep 28, 202651-20060 contacts →

Indirect evidence

“PESCA Environment assists you in the realization of your projects for more than 30 years.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceWalnut Creek, CA, United StatesHQ checked Sep 28, 202611-5059 contacts →

Indirect evidence

“Founded in 2011, Sequoia is a California-based, woman-owned, small, and disadvantaged business (WBE | SBE | DBE) that provides environmental consulting services to public agencies…”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceBeaucouzé, FranceHQ checked Sep 28, 202651-20053 contacts →

Indirect evidence

“Aquascop est un bureau d´études indépendant spécialisé dans l´étude des milieux aquatiques, implantés sur 5 agences en France métropolitaine (Angers, Montpellier, Toulouse, Nancy…”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceJensen Beach, FL, United StatesHQ checked Sep 28, 202611-5047 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceTraverse City, MI, United StatesHQ checked Sep 28, 202651-20047 contacts →

Indirect evidence

“Contracted environmental services focused on freshwater resources.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidencePaint Lick, KY, United StatesHQ checked Sep 28, 202611-5046 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceFullerton, CA, United StatesHQ checked Sep 28, 202651-20042 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceMarkham, ON, CanadaHQ checked Sep 28, 202611-5042 contacts →

Indirect evidence

“Beacon Environmental Limited was founded in response to the growing need for high quality environmental assessment, strategic advice and planning services.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceOjai, CA, United StatesHQ checked Sep 28, 202651-20042 contacts →

Indirect evidence

“Pax Environmental, Inc.(Pax) is a veteran-owned environmental consulting firm based in Ojai, California.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceLuzancy, FranceHQ checked Sep 28, 202651-20042 contacts →

Indirect evidence

“CDES, c’est 100 experts engagés et passionnés, qui mettent chaque jour leur savoir-faire au service de la préservation et la valorisation des milieux aquatiques.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 545 lake management consultants worldwide

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Lake management consultants worldwide at a glance

As of Sep 28, 2026
46.2%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · Belo Horizonte
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
349
11-50
149
51-200
41
201-500
3
501-1,000
1

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among lake management consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for lake management consultants are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “lake management consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names lake management consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among lake management consultants, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,646 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Lake management consultants by location

3 lists · largest first

Every Lake management consultants 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names lake management consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many lake management consultants are there worldwide?

RevenueBase identified 545 lake management consultants worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Anchor QEA, headquartered in Seattle, tops this list with the largest team on record.

Which country has the most lake management consultants?

The United States leads with 282 companies, followed by Canada (49) and France (29). Every lake management consultants list by country and city is linked on this page.

Which city has the most lake management consultants?

Belo Horizonte leads with 5 headquartered companies, followed by Calgary (5) and Austin (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,646 verified decision-maker contacts tracked across these 545 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.