Company lists · Data refreshed November 2026

Top 25 Nitrification denitrification companies based in the United States

RevenueBase identified 50 company matches for nitrification denitrification companies associated with the United States as of November 2026 and tracks 665 professional contacts across them, including 239 with verified work emails. Cleveland is the largest hub.

This list covers company matches for nitrification denitrification companies 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
50Companies
665Contacts tracked
239Verified emails
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The 25 largest nitrification denitrification companies based in the United States

Ranked by team size
Top 25 of 50 company matches for nitrification denitrification companies 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 matchAnaheim, CA, United StatesHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“Tomorrow Water is an innovative environmental solutions company specializing in both wastewater and organic waste treatment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchColumbia, MO, United StatesHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“Environmental Dynamics International (EDI) specializes in the research, development and application of advanced technology aeration and biological treatment solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPocasset, MA, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Since 2003, Environmental Operating Solutions, Inc.(EOSi) has been committed to “Empowering Clean Water” and has led the industry in helping its customers to comply with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCentennial, CO, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“At Triplepoint Environmental, we believe lagoons do it better.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBroussard, LA, United StatesHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“Nitrogen gas is one of the primary products in the oil and gas industry, from the initial drilling of the well to the delivery of the finished product via pipeline, truck, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLouisville, KY, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Hydro Solutions, Inc, a multi-million dollar company, was founded in 1993 to focus on developing a nationwide business which specializes in providing engineered solutions for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSlater, IA, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Gross-Wen Technologies uses its patented wastewater treatment technology, known as the revolving algal biofilm system (RAB), to cost-effectively recover nutrients such as nitrogen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“If you want to experience honest, dependable, responsive, service-oriented wastewater treatment specialists, you want Jet - a company founded on innovation and anchored by service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAlpharetta, GA, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Ecologix was founded over a decade ago with a simple vision: recruit the best people, acquire the best tools, provide an “A-class” working environment, and continually deliver…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Bedford, MA, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“For over 25 years, AquaPoint’s team of environmental and process engineers, utility professionals, freshwater ecologists, certified soil evaluators, licensed contractors and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchManhattan, KS, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Aero Mod Inc is a manufacturer of package waste water treatment systems based out of Manhattan, Kansas, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Sustainable Water Infrastructure Group, LLC (SWIG) designs, builds, finances and operates innovative nutrient removal systems to restore and protect nutrient-impaired waters from…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOwings Mills, MD, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“We're a wastewater process technology company based in Owings Mills, MD, just North of the Chesapeake Bay.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchInternational, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“About NanoClear: NanoClear is a pioneering water technology company revolutionizing water treatment through advanced nanotechnology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBoulder, CO, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“AGUAINC is an ecological water and wastewater treatment facility developer and utility operator, that provides cost effective and energy efficient solutions for municipalities…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPrescott, AZ, United StatesHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Applied Products Group is an environmentally sensitive company offering the most innovative technologies for municipal, industrial, and commercial water & wastewater treatment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchOld Bethpage, NY, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Bion’s unique and patented Ammonia Recovery System (ARS) captures and stabilizes the volatile ammonia freed up when biogas/RNG is produced from an organic waste stream, like…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchTrussville, AL, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Since the 1930s, when Dr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMissoula, MT, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Founded in 2008, CLEARAS Water Recovery is a team of engineers, innovators and problem solvers experienced in both startup and Fortune 500 companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBurleson, TX, United StatesHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Tex Tech Environmental specializes in the design, manufacture, installation, and service of aerobic wastewater treatment systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“IMET® technology biologically treats black and gray wastewater as well as industrial wastewaters using a very effective aerobic process.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKing Of Prussia, PA, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Industry leader in Wastewater Automation, Optimization, and Design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBatavia, IL, United StatesHQ recorded Nov 6, 202611-503 contacts →

Exact match

“For more than 25 years, GES Biotek has been manufacturing open-cell substrates from 100% naturally occurring materials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchEaston, MD, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Bay Instruments is dedicated to providing the de facto standard for the N2/Ar technique in environmental denitrification measurements, as well as high precision analyses of CH4…”

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

Showing 25 of 50 nitrification denitrification companies based in the United States

See the full list, filter by size, metro and specialty, and access 239 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nitrification denitrification companies based in the United States at a glance

As of Nov 6, 2026
35.9%Verified-email coverage
13.3Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · Cleveland
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
21
51-200
2
201-500
1
5,001-10,000
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 50 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 “nitrification denitrification 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. 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 239 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 “nitrification denitrification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nitrification denitrification companies are there based in the United States?

RevenueBase identified 50 company matches for nitrification denitrification companies 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?

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

Which city has the most nitrification denitrification companies?

Cleveland leads with 2 company records, followed by Louisville (2) and Alpharetta (1).

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 239 professional contacts with verified work emails tracked across these 50 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.