Company lists · Data refreshed November 2026

Top 25 Stream restoration consultants worldwide

RevenueBase identified 685 company matches for stream restoration consultants worldwide as of November 2026 and tracks 9,281 professional contacts across them, including 4,513 with verified work emails. The United States is the largest market and Portland the largest hub.

This list covers company matches for stream restoration consultants 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 stream restoration consultants 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
685Companies
9,281Contacts tracked
4,513Verified emails
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The 25 largest stream restoration consultants worldwide

Ranked by team size
Top 25 of 685 company matches for stream restoration consultants 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 matchSeattle, WA, United StatesHQ recorded Nov 6, 2026501-1,000923 contacts →

Exact match

“At Parametrix, we help our clients imagine what's possible.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, OR, United StatesHQ recorded Nov 6, 2026501-1,000748 contacts →

Exact match

“ESA is a 100% employee-owned environmental consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 2026501-1,000503 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGainesville, FL, United StatesHQ recorded Nov 6, 2026201-500335 contacts →

Exact match

“ECT delivers environmental solutions for essential infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSeattle, OR, United StatesHQ recorded Nov 6, 202651-200170 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGreenwood Village, CO, United StatesHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“CMS Environmental Solutions is a stormwater compliance consultant providing NOI permitting, development, dewatering planning, site inspections, and custom stormwater management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMillersville, MD, United StatesHQ recorded Nov 6, 2026201-500116 contacts →

Exact match

“Our mission is to be the keystone species in the restoration of the Chesapeake Bay.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBerkeley, CO, United StatesHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“Stillwater Sciences is committed to creating a better world through science.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“Since 1987, Taylor Engineering, Inc, with headquarters in Jacksonville, Florida; branch offices in Destin and Tampa, Florida; and regional staff throughout Florida and the North…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Nov 6, 202611-5093 contacts →

Exact match

“Parce que le développement durable des territoires sur lesquels nous opérons est notre raison d’être, les experts d’Ingetec s’investissent chaque jour pour l’environnement…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDavis, CA, United StatesHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHood River, MA, IndiaHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“Since 1984, Inter-Fluve has been a leading water resources science and engineering firm specializing in river restoration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSeven Hills, AustraliaHQ recorded Nov 6, 202611-5078 contacts →

Exact match

“We're caring for and restoring natural areas for now and the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchTrenton, NJ, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“EOR is a collaborative group of environmental and design professionals passionate about protecting our waters, restoring healthy ecosystems, and enhancing our community's unique…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-5064 contacts →

Exact match

“Wright Water Engineers, Inc.(WWE) is a water resources consulting engineering firm that was founded in 1961.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWakefield, MA, United StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“SumCo Eco-Contracting is a leading Northeast-based self-performing heavy / site / civil construction firm focused on ecological and environmental improvement projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Natural Systems Design (NSD) is a team of scientists, engineers, and planners who are also farmers, fishermen and impassioned river people who have organized our lives to have a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchCodford, United KingdomHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“FiveRivers is a leading industry specialist in the consultation, design and delivery of ecological and environmental solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSparks, MD, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“SMC is an engineering, survey, construction, and maintenance firm focused on stormwater, stream restoration, and drainage systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLititz, PA, United StatesHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“LandStudies, a Davey Tree Company, is a design-build ecological restoration firm founded in 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLuzancy, FranceHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact 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

Showing 25 of 685 stream restoration consultants worldwide

See the full list, filter by size, metro and specialty, and access 4,513 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Stream restoration consultants worldwide at a glance

As of Nov 6, 2026
48.6%Verified-email coverage
13.5Average contacts per company
1-10Median size (employees)
1.3%Largest-city concentration · Portland
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
436
11-50
191
51-200
44
201-500
7
501-1,000
3
1,001-5,000
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 stream restoration consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “stream restoration consultants” 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 4,513 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.

Stream restoration consultants by location

3 lists · largest first

Every Stream restoration 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 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 “stream restoration consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many stream restoration consultants are there worldwide?

RevenueBase identified 685 company matches for stream restoration consultants 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?

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

Which country has the most stream restoration consultants?

The United States leads with 397 companies, followed by Canada (45) and the United Kingdom (27). Every stream restoration consultants list by country and city is linked on this page.

Which city has the most stream restoration consultants?

Portland leads with 9 company records, followed by Seattle (8) and Raleigh (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 4,513 professional contacts with verified work emails tracked across these 685 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.