Company lists · Data refreshed October 2026

Top 25 Biosolids processing plant construction companies worldwide

RevenueBase identified 4,258 company matches for biosolids processing plant construction companies worldwide as of October 2026 and tracks 70,237 professional contacts across them, including 18,907 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for biosolids processing plant construction companies 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 October 8, 2026. Country and city lists for biosolids processing plant construction companies 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 Oct 8, 2026 How this list was built
4,258Companies
70,237Contacts tracked
18,907Verified emails
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The 25 largest biosolids processing plant construction companies worldwide

Ranked by team size
Top 25 of 4,258 company matches for biosolids processing plant construction companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 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 matchMumbai, IndiaHQ recorded Oct 8, 20261,001-5,0003,859 contacts →

Exact match

“At Ion Exchange India, we bring you total environment solutions - water treatment, liquid waste treatment & recycle, air pollution control, solid & hazardous waste management and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2Exact matchWalnut Creek, CA, United StatesHQ recorded Oct 8, 20261,001-5,0002,510 contacts →

Exact match

“Headquartered in Walnut Creek, Calif, Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
3Exact matchWalnut Creek, CA, United StatesHQ recorded Oct 8, 20261,001-5,0001,811 contacts →

Exact match

“For more than 90 years, Carollo Engineers has been dedicated exclusively to water and wastewater solutions.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4Exact matchStockport, United KingdomHQ recorded Oct 8, 20261,001-5,000930 contacts →

Exact match

“MWH Treatment is a leading Design and Build non-infrastructure solution provider in the UK water sector, with a water sector heritage dating back to 1820.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5Exact matchMontreal, QC, CanadaHQ recorded Oct 8, 2026501-1,000839 contacts →

Exact match

“Ovivo is a powerful global brand, uniting world-renowned trademarks and a highly specialized team of 700 water treatment experts operating across the globe.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
6Exact matchKilcolgan, IrelandHQ recorded Oct 8, 20261,001-5,000691 contacts →

Exact match

“Since its establishment, Ward & Burke has sought to develop and adopt the ideals and aspirations to civil engineering construction and currently delivers class leading, reliable…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7Exact matchKadima, IsraelHQ recorded Oct 8, 2026501-1,000626 contacts →

Exact match

“A world leader in water treatment solutions, IDE specializes in the development, engineering, construction and operation of enhanced desalination and industrial water treatment…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
8Exact matchNorth Kansas City, MO, United StatesHQ recorded Oct 8, 20261,001-5,000583 contacts →

Exact match

“Garney Construction is a national leader in water and wastewater construction.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9Exact matchDoetinchem, NetherlandsHQ recorded Oct 8, 20261,001-5,000578 contacts →

Exact match

“Founded in 1904, Nijhuis Saur Industries provides solid and adaptive solutions for sustainable and resilient water use, energy- and resource recovery.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 8, 2026501-1,000577 contacts →

Exact match

“WesTech Engineering, LLC designs, engineers, and manufactures water and wastewater treatment process equipment for mineral, industrial, and municipal applications worldwide.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
11Exact matchOttawa, ON, CanadaHQ recorded Oct 8, 2026501-1,000478 contacts →

Exact match

“Starting with a single-axle dump truck in 1952, R.W.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
12Exact matchBroomfield, CO, United StatesHQ recorded Oct 8, 2026501-1,000459 contacts →

Exact match

“As a leading U.S.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
13Exact matchOpheusden, NetherlandsHQ recorded Oct 8, 2026501-1,000452 contacts →

Exact match

“Al ruim een halve eeuw zetten we ons in voor duurzame oplossingen op het gebied van waterkwaliteit, waterveiligheid, bio-energie en industriële bouw en infra.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14Exact matchGuarulhos, BrazilHQ recorded Oct 8, 2026501-1,000446 contacts →

Exact match

“Identificamos e solucionamos problemas relacionados ao tratamento de água e efluentes, reúso, dessalinização e análises ambientais para indústrias, consultorias ambientais e…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
15Exact matchWespelaar, FranceHQ recorded Oct 8, 2026201-500417 contacts →

Exact match

“Waterleau is your partner in sustainable water stewardship.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
16Exact matchWaukegan, IL, United StatesHQ recorded Oct 8, 2026201-500401 contacts →

Exact match

“UCC Environmental (UCC) is a global leader in environmental solutions for solids handling, wastewater treatment and pollution control technologies in power generation and other…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17Exact matchGenoa, ItalyHQ recorded Oct 8, 202651-200378 contacts →

Exact match

“Fisia Italimpianti S.p.A, part of Webuild Group (the new group born in 2020 from Salini Impregilo), is a worldwide leader in the sustainable design and execution of water…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
18Exact matchSão Paulo, BrazilHQ recorded Oct 8, 20261,001-5,000342 contacts →

Exact match

“Com mais de 30 anos de atuação no mercado brasileiro, a Enfil é uma empresa referência em soluções ambientais para tratamento de água, efluentes e controle de emissões…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
19Exact matchRiyadh, Saudi ArabiaHQ recorded Oct 8, 20261,001-5,000333 contacts →

Exact match

“Established in 1964, Abdullah Ibrahim Al Sayegh and Sons Company a Closed Joint Stock Co.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20Exact matchDelhi, IndiaHQ recorded Oct 8, 2026501-1,000328 contacts →

Exact match

“Since 2009, Enviro has combined engineering excellence with a commitment to sustainability in water and wastewater solutions across India." Enviro Infra Engineers Limited stands…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21Exact matchChennai, IndiaHQ recorded Oct 8, 20265,001-10,000322 contacts →

Exact match

“L&T Construction's Water & Effluent Treatment business vertical provides state-of-the-art design, detailed engineering, procurement, project management, project execution…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22Exact matchDetroit, MI, United StatesHQ recorded Oct 8, 2026201-500308 contacts →

Exact match

“LGC Global delivers 100+ years of technical expertise in turnkey design-build and traditional construction, renovation and rehabilitation (including historical buildings), water…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23Exact matchIndiaHQ recorded Oct 8, 2026201-500302 contacts →

Exact match

“GEPIL is the first private sector company promoted by Luthra Group, formed to plan, design and develop infrastructural environment projects, with international experience.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
24Exact matchOld Saybrook, CT, United StatesHQ recorded Oct 8, 2026501-1,000297 contacts →

Exact match

“Protecting the environment with innovative wastewater treatment solutions for over 35 years, Infiltrator is the leading manufacturer of onsite wastewater treatment products in…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
25Exact matchMandeville, LA, JamaicaHQ recorded Oct 8, 2026201-500290 contacts →

Exact match

“For over 96 years, MECO has been a world leader in designing and constructing engineered solutions for water purification.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase

Showing 25 of 4,258 biosolids processing plant construction companies worldwide

See the full list, filter by size, metro and specialty, and access 18,907 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Biosolids processing plant construction companies worldwide at a glance

As of Oct 8, 2026
26.9%Verified-email coverage
16.5Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Tehran
Oct 8, 2026Page data refreshed

Companies by employee count

1-10
1,532
11-50
1,650
51-200
738
201-500
211
501-1,000
54
1,001-5,000
33
5,001-10,000
10
10001+
6

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 biosolids processing plant construction companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “biosolids processing plant construction 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. 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 18,907 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 October 8, 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.

Biosolids processing plant construction companies by location

20 lists · largest first

Every Biosolids processing plant construction companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “biosolids processing plant construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biosolids processing plant construction companies are there worldwide?

RevenueBase identified 4,258 company matches for biosolids processing plant construction companies worldwide as of October 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?

ION Exchange India LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most biosolids processing plant construction companies?

The United States leads with 695 companies, followed by India (448) and Italy (203). Every biosolids processing plant construction companies list by country and city is linked on this page.

Which city has the most biosolids processing plant construction companies?

Tehran leads with 49 company records, followed by Pune (48) and Ahmedabad (34).

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 18,907 professional contacts with verified work emails tracked across these 4,258 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 October 8, 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.