Company lists · Data refreshed September 2026

Top 25 Sewage sludge energy companies based in the United States

Name: Sewage sludge energy companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 78 companies tracked

RevenueBase identified 78 company matches for sewage sludge energy companies associated with the United States as of September 2026 and tracks 648 professional contacts across them, including 307 with verified work emails. Atlanta is the largest hub.

This list covers company matches for sewage sludge energy 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 September 17, 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 17, 2026 How this list was built

78Companies

648Contacts tracked

307Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest sewage sludge energy companies based in the United States

Ranked by team size

Top 25 of 78 company matches for sewage sludge energy companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Montauk Renewables, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “Montauk is a fully integrated renewable energy company specializing in the management, recovery and conversion of landfill methane into renewable energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Noble Environmental, INC	Exact match	Canonsburg, PA, United StatesHQ recorded Sep 17, 2026	201-500	70 contacts →
	Exact match “Noble Environmental is an industry leading environmental services company headquartered in Pittsburgh, PA.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	BCR	Exact match	Jacksonville, FL, United StatesHQ recorded Sep 17, 2026	11-50	58 contacts →
	Exact match “BCR Environmental Corporation is a U.S.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Aries Clean Technologies	Exact match	Franklin, TN, United StatesHQ recorded Sep 17, 2026	51-200	53 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 17, 2026 · View company records in RevenueBase
5	Cambrian	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “At Cambrian our vision is simple: industry is an ecosystem.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Purposeenergy	Exact match	Salem, NH, United StatesHQ recorded Sep 17, 2026	51-200	30 contacts →
	Exact match “PurposeEnergy designs, develops, owns, and operates anaerobic digestion facilities that convert industrial food and beverage organic waste into renewable biogas, clean reusable…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Kline's Services, INC	Exact match	Salunga, PA, United StatesHQ recorded Sep 17, 2026	51-200	26 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 17, 2026 · View company records in RevenueBase
8	Greengasusa	Exact match	Charleston, SC, United StatesHQ recorded Sep 17, 2026	11-50	26 contacts →
	Exact match “GreenGasUSA is a portfolio of companies urgently dedicated to sustainable and renewable energy assets and technologies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Host Bio-Energy Systems North America	Exact match	Vancouver, WA, United StatesHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Converting waste to energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Clean Methane Systems LLC	Exact match	Tualatin, OR, United StatesHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “Clean Methane Systems advances solutions at the waste and energy nexus, developing innovative approaches that transform challenges into profitable renewable energy opportunities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Burcell Technologies, INC	Exact match	Atlanta, GA, United StatesHQ recorded Sep 17, 2026	1-10	10 contacts →
	Exact match “BurCell® Technologies deploys innovative technology to transform municipal solid waste into renewable resources, empowering communities and waste management partners to build…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Concord Blue	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Concord Blue transforms nearly any form of local waste into a variety of renewable fuels and electricity using an oxygen-free heat transfer system.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Stircor	Exact match	Nashville, TN, United StatesHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Stircor addresses the need for operators of wastewater treatment facilities to find an economically viable solution for the disposal of biosolids that is safe from regulatory…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Thermal Process Systems INC	Exact match	Crown Point, IN, United StatesHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Thermal Process Systems works alongside water reclamation facilities to reduce biosolids, odors, and operating costs through a revolutionary ecosystem of biosolids management…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	SKS Development	Exact match	Scottsdale, AZ, United StatesHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “SKS Development is a leading provider of renewable energy solutions that turn organic waste into biogas.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Fidem Energy	Exact match	Cleveland, TN, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “At Fidem, we leverage decades of landfill and traditional energy experience to create a more sustainable future - turning waste streams into low carbon renewable energy for our…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Beyond The Dome, INC	Exact match	Sf Bay, CA, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Beyond The Dome provides wastewater treatment facilities with a reliable, cost-effective solution for eliminating sludge and biosolids.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Wearegruppo	Exact match	New York, NY, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Gruppo is at the forefront of the renewable energy sector, specializing in the innovative use of anaerobic digestion technology to transform organic waste into clean, sustainable…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Wastaway	Exact match	Morrison, TN, United StatesHQ recorded Sep 17, 2026	51-200	5 contacts →
	Exact match “WastAway, based in Morrison, Tenn, is a leading green technology company boasting a multi-patented equipment design and processing system that converts municipal solid waste (MSW)…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Bioworks Energy	Exact match	Flint, MI, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “BioWorks Energy is a full-service wastewater engineering and operations group specializing in the use anaerobic digestion for the purposes of power production.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Biocarbn	Exact match	Boise, ID, United StatesHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “BioCarbN: Delivering biomass-to-energy facilities to benefit businesses and the environment BioCarbN is an environmental infrastructure project developer and operator, focused on…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Verliant Energy	Exact match	San Francisco, CA, United StatesHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “Verliant Energy applies bioengineered, patented microbial systems to transform everyday trash and industrial waste into a valuable and desirable resource for the next generation…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Viroment	Exact match	Minneapolis, MN, United StatesHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “Radically Cutting the Cost of Sludge Handling Lower Costs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	MID Maine Waste Action Corp	Exact match	Auburn, ME, United StatesHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Agresti Energy	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 17, 2026	1-10	3 contacts →
	Exact match “Agresti Energy is a global company headquartered in Indianapolis, Indiana, USA.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “sewage sludge energy companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 78 sewage sludge energy companies based in the United States

See the full list, filter by size, metro and specialty, and access 307 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Sewage sludge energy companies based in the United States at a glance

As of Sep 17, 2026

47.4%Verified-email coverage

8.3Average contacts per company

11-50Median size (employees)

2.6%Largest-city concentration · Atlanta

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 78 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 “sewage sludge energy 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 307 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 17, 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 “sewage sludge energy companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sewage sludge energy companies are there based in the United States?

RevenueBase identified 78 company matches for sewage sludge energy companies 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?

Montauk Renewables, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sewage sludge energy companies?

Atlanta leads with 2 company records, followed by Boise (2) and Jacksonville (2).

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 307 professional contacts with verified work emails tracked across these 78 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 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 78 sewage sludge energy companies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Sewage sludge energy companies by geography

Sewage sludge energy companies based in Germany

Browse the directory

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.