Company lists · Data refreshed November 2026

Top 25 Selective catalytic reduction technology providers worldwide

RevenueBase identified 205 company matches for selective catalytic reduction technology providers worldwide as of November 2026 and tracks 3,597 professional contacts across them, including 919 with verified work emails. The United States is the largest market and Charlotte the largest hub.

This list covers company matches for selective catalytic reduction technology providers 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 selective catalytic reduction technology providers 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
205Companies
3,597Contacts tracked
919Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest selective catalytic reduction technology providers worldwide

Ranked by team size
Top 25 of 205 company matches for selective catalytic reduction technology providers 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 matchMiddelfart, DenmarkHQ recorded Nov 6, 20261,001-5,000477 contacts →

Exact match

“A leading developer and supplier of innovative Exhaust and Emission Technologies for Heavy Duty On- and Off-road applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLohmar, GermanyHQ recorded Nov 6, 2026501-1,000197 contacts →

Exact match

“Emitec Technologies GmbH was founded in 1986 as a joint venture between Siemens and GKN.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchElsau, SwitzerlandHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Hug Engineering is one of the leading suppliers for low emission solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGainsborough, United KingdomHQ recorded Nov 6, 2026201-500153 contacts →

Exact match

“Established in 1978, Eminox specialises in reducing exhaust emissions from heavy duty vehicles and equipment, which helps improve air quality and protect public health around the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVaughan, TX, CanadaHQ recorded Nov 6, 2026201-500146 contacts →

Exact match

“DCL International Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWarrenville, IL, United StatesHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Fuel Tech provides multi-pollutant emissions control and water treatment technologies using a cost-effective and sustainable approach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBloomer, WI, United StatesHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“Founded in 1950, Catalytic Combustion Corporation introduced industry-leading technology with the development of the first ever United States patented catalyst (U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOxnard, CA, United StatesHQ recorded Nov 6, 202611-5074 contacts →

Exact match

“CDTi Advanced Materials is a catalyst engineering and coating technology company serving emissions control, power generation, industrial, methane abatement, and carbon capture…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact match마포구, South KoreaHQ recorded Nov 6, 2026501-1,00074 contacts →

Exact match

“KC Cottrell is one of the global leading technology provider in environmental industry especially for air quality control (AQC) and material handling systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDortmund, GermanyHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“It is our mission to make the air cleaner - with exhaust aftertreatment systems made in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchVale Grande, PortugalHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“VENEPORTE manufactures exhaust systems, catalytic converters, particulate filters, SCR’s and other components for the automotive industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKaukauna, WI, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“TANN Corporation designs and manufactures high-performance air pollution control systems built to meet the most demanding industrial applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWateringen, NetherlandsHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Duiker is a specialist engineering company active in sulphur recovery, ammonia to hydrogen and ammonia to heat conversion, process optimisation and emission reduction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPuslinch, ON, CanadaHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Founded in 1991, BIOREM® is a global clean technology engineering company with one objective: engineer, design, manufacture and distribute the most innovative and effective…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWijchen, NetherlandsHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Xeamos creates a better world by designing the emission systems of today and tomorrow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Conifer Systems designs, manufactures and installs state-of-the-art emissions control systems and provides aftermarket services to enable industries to meet and exceed their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPune, IndiaHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“At Novorbis Itus Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLebanon, United StatesHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Announcement: MET will be adopting a telecommuting posture until further notice to maintain Covid-19 safety precautions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCalgary, CO, CanadaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Clear Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchInnisfil, KY, CanadaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Aftertreatment components are some of the most complicated systems in the Heavy Duty Industry creating huge expenses for drivers & fleets, and challenging even the most…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Diesel Tech Industries (DTI) is a leader in transportation technology, specializing in emission reduction and engine optimization systems that enhance the performance and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchThane, IndiaHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“ELEX India, a leading engineering company in the field of Environmental Solutions, founded in the year 2002.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWhitby, NC, CanadaHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Global Emissions Systems Inc.(GESi®), is a privately held Canadian company located in Whitby, Ontario.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSanta Ana, CA, United StatesHQ recorded Nov 6, 202651-20027 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Belco Technologies Corporation (BTC) is an Elessent Clean Technologies company specializing in emission control solutions for major oil refining processes.”

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

Showing 25 of 205 selective catalytic reduction technology providers worldwide

See the full list, filter by size, metro and specialty, and access 919 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Selective catalytic reduction technology providers worldwide at a glance

As of Nov 6, 2026
25.5%Verified-email coverage
17.5Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · Charlotte
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
72
51-200
36
201-500
12
501-1,000
6
1,001-5,000
1
10001+
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 selective catalytic reduction technology providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “selective catalytic reduction technology providers” 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 919 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.

Selective catalytic reduction technology providers by location

1 lists · largest first

Every Selective catalytic reduction technology providers 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 “selective catalytic reduction technology providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many selective catalytic reduction technology providers are there worldwide?

RevenueBase identified 205 company matches for selective catalytic reduction technology providers 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?

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

Which country has the most selective catalytic reduction technology providers?

The United States leads with 51 companies. Every selective catalytic reduction technology providers list by country and city is linked on this page.

Which city has the most selective catalytic reduction technology providers?

Charlotte leads with 3 company records, followed by Reno (3) and Rochester (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 919 professional contacts with verified work emails tracked across these 205 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.

Ready to reach these companies? Verified emails and direct dials for all 205 selective catalytic reduction technology providers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.