Company lists · Data refreshed September 2026

Top 25 Wastewater treatment biogas facilities based in the United States

RevenueBase identified 171 company matches for wastewater treatment biogas facilities associated with the United States as of September 2026 and tracks 2,789 professional contacts across them, including 1,207 with verified work emails. Houston is the largest hub.

This list covers company matches for wastewater treatment biogas facilities 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 September 22, 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 Sep 22, 2026 How this list was built
171Companies
2,789Contacts tracked
1,207Verified emails
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The 25 largest wastewater treatment biogas facilities based in the United States

Ranked by team size
Top 25 of 171 company matches for wastewater treatment biogas facilities based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchBaltimore, MD, United StatesHQ recorded Sep 22, 2026501-1,000546 contacts →

Exact match

“Synagro Technologies, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchMonroe, OH, United StatesHQ recorded Sep 22, 2026201-500254 contacts →

Exact match

“Valicor is a trusted partner for sustainable waste management solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchDenver, NC, United StatesHQ recorded Sep 22, 2026201-500243 contacts →

Exact match

“HUBER Technology, LLC, the U.S.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchAnaheim, CA, United StatesHQ recorded Sep 22, 202651-200133 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 · Sep 22, 2026 · View company records in RevenueBase
5Exact matchOklahoma City, OK, United StatesHQ recorded Sep 22, 202651-20097 contacts →

Exact match

“At World Water Works, we strive to provide industrial and municipal customers with proven and cost-effective wastewater treatment solutions that deliver superior effluent quality.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchCharleston, WV, United StatesHQ recorded Sep 22, 202651-20096 contacts →

Exact match

“Nacelle is a gas conditioning and processing company serving two distinct markets: biogas and oil and gas.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchGardena, CA, United StatesHQ recorded Sep 22, 202651-20083 contacts →

Exact match

“Did you know you can remove up to 98% of contaminants from industrial wastewater while shrinking your chemical spend and footprint?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchCanonsburg, PA, United StatesHQ recorded Sep 22, 2026201-50070 contacts →

Exact match

“Noble Environmental is an industry leading environmental services company headquartered in Pittsburgh, PA.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchKokomo, IN, United StatesHQ recorded Sep 22, 2026201-50063 contacts →

Exact match

“Since 1982, Merrell Bros, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchJacksonville, FL, United StatesHQ recorded Sep 22, 202611-5058 contacts →

Exact match

“BCR Environmental Corporation is a U.S.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchFranklin, TN, United StatesHQ recorded Sep 22, 202651-20053 contacts →

Exact match

“Every time you flush the toilet, your waste goes on a journey most don’t think about.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchCamden, NJ, United StatesHQ recorded Sep 22, 202651-20038 contacts →

Exact match

“CAMDEN COUNTY MUNICIPAL UTILITIES AUTHORITY, THE is a company based out of 1645 FERRY AVE, CAMDEN, New Jersey, United States.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20037 contacts →

Exact match

“At Cambrian our vision is simple: industry is an ecosystem.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchWest Plains, MO, United StatesHQ recorded Sep 22, 202611-5026 contacts →

Exact match

“Perennial Energy is a design and manufacturing company specializing in biogas processing systems and equipment.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchSalunga, PA, United StatesHQ recorded Sep 22, 202651-20026 contacts →

Exact match

“When people in the mid-Atlantic region see a Kline's Services truck, many automatically think it's on the way to clean a septic tank.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchRock Hill, SC, United StatesHQ recorded Sep 22, 20261,001-5,00026 contacts →

Exact match

“MacDermid Envio Solutions (MES) is a business focused on delivering wastewater treatment systems, water and metal recycling, wastewater treatment chemistry and technical services…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchEscondido, CA, United StatesHQ recorded Sep 22, 202611-5022 contacts →

Exact match

“Providing industrial wastewater treatment solutions for the most challenging wastewater problems.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchSlater, IA, United StatesHQ recorded Sep 22, 202611-5021 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 · Sep 22, 2026 · View company records in RevenueBase
19Exact matchCleveland, OH, United StatesHQ recorded Sep 22, 202611-5018 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 · Sep 22, 2026 · View company records in RevenueBase
20Exact matchThree Rivers, MI, United StatesHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“3 Rivers Energy Partners specializes in producing renewable natural gas (RNG) and fertilizer from organic waste streams, offering expert management of all project aspects and a…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchNew Bedford, MA, United StatesHQ recorded Sep 22, 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 · Sep 22, 2026 · View company records in RevenueBase
22Exact matchAlpharetta, GA, United StatesHQ recorded Sep 22, 202611-5015 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 · Sep 22, 2026 · View company records in RevenueBase
23Exact matchVancouver, WA, United StatesHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“Converting waste to energy.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchGeismar, LA, United StatesHQ recorded Sep 22, 202651-20014 contacts →

Exact match

“National Water Infrastructure (NWI) is a modern infrastructure company committed to delivering clean water through reliable, state-of-the-art systems, offering a proven model for…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchReynolds, IN, United StatesHQ recorded Sep 22, 202611-5013 contacts →

Exact match

“Transforming Waste into Value: With a history in working agriculture in the farming heartland of Indiana, BioTown Biogas collects high-methane farm, organic, and industrial waste…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 171 wastewater treatment biogas facilities based in the United States

See the full list, filter by size, metro and specialty, and access 1,207 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Wastewater treatment biogas facilities based in the United States at a glance

As of Sep 22, 2026
43.3%Verified-email coverage
16.3Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
77
11-50
61
51-200
24
201-500
5
501-1,000
1
1,001-5,000
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 171 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 “wastewater treatment biogas facilities” 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 1,207 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 September 22, 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 “wastewater treatment biogas facilities”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many wastewater treatment biogas facilities are there based in the United States?

RevenueBase identified 171 company matches for wastewater treatment biogas facilities associated with the United States as of September 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?

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

Which city has the most wastewater treatment biogas facilities?

Houston leads with 4 company records, followed by New Bedford (3) and Sauget (3).

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 1,207 professional contacts with verified work emails tracked across these 171 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 September 22, 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.