The Global Industrial Engine Catalyst Market was valued at USD 14.8 Billion in 2025 and is projected to reach USD 20.3 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 5.7% during the forecast period (2024–2030). This significant growth trajectory is fueled by increasingly stringent global emissions regulations, the expansion of industrial and power generation activities, and a strong push toward adopting advanced catalytic technologies for diesel and petrol engines across manufacturing, construction, and energy sectors.

As industries worldwide strive for greater operational efficiency and environmental responsibility, the demand for high-performance engine catalysts that reduce harmful pollutants is at an all-time high. In this blog, we profile the Top 10 Companies in the Industrial Engine Catalyst Industry—a dynamic group of technology innovators and manufacturing leaders dedicated to cleaning the exhaust of the engines that power our global economy.

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🔟 1. Johnson Matthey Stationary Emissions Control

Headquarters: London, United Kingdom
Key Offering: Diesel Oxidation Catalysts (DOC), Selective Catalytic Reduction (SCR) Systems

Johnson Matthey is a global leader in sustainable technologies, and its Stationary Emissions Control division specializes in advanced catalyst solutions for industrial engines used in power generation, oil & gas, and marine applications. Their technologies are critical for meeting Tier 4 Final and other stringent emissions standards worldwide.

Technology & Innovation:

• Pioneering catalyst formulations for ultra-low NOx and particulate matter reduction

• Comprehensive aftertreatment systems integration

• R&D focused on catalysts for hydrogen and alternative fuels

Download FREE Sample Report: Industrial Engine Catalyst Market – View in Detailed Research Report

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9️⃣ 2. BASF SE (Catalysts Division)

Headquarters: Ludwigshafen, Germany
Key Offering: Three-way Catalysts (TWC), SCR on Filter (SCRoF), Coated Gasoline Particulate Filters (cGPF)

BASF’s catalyst division is a powerhouse in emissions control, offering a wide portfolio for both stationary and mobile industrial engines. Their innovations in precious metal catalysts and substrate technologies help customers achieve compliance with the most demanding environmental regulations.

Technology & Innovation:

• Development of advanced vanadium and zeolite-based SCR catalysts

• Leadership in digital catalyst monitoring and diagnostics

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8️⃣ 3. MIRATECH Corporation

Headquarters: Tulsa, Oklahoma, USA
Key Offering: Emission Control Systems for Spark-Ignited and Compression-Ignition Engines

MIRATECH specializes in complete emissions solutions for industrial engines used in sectors like power generation, oil & gas production, and mining. The company provides engineered systems that combine oxidation catalysts, SCR systems, and silencers for comprehensive emissions management.

Technology & Innovation:

• Integrated silencer and catalyst combinations for space-constrained applications

• Custom solutions for bi-fuel and tri-fuel engine operations

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7️⃣ 4. Umicore

Headquarters: Brussels, Belgium
Key Offering: Precious metals-based catalysts, TWC, DOC, SCR catalysts

Umicore is a global materials technology and recycling group with a strong focus on emissions control catalysts. Their expertise in precious metals recycling directly supports the sustainable production of high-performance catalysts for industrial engines, making them a key player in the circular economy for catalytic materials.

Technology & Innovation:

• Proprietary catalyst coatings for improved durability and performance

• World-leading precious metal management and recycling services

Download FREE Sample Report: Industrial Engine Catalyst Market – View in Detailed Research Report

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6️⃣ 5. CDTi Advanced Materials, Inc.

Headquarters: Oxnard, California, USA
Key Offering: Advanced catalyst formulations, Spinel-based materials, Emission control coatings

CDTi Advanced Materials focuses on developing and manufacturing advanced catalytic materials that reduce the reliance on precious metals. Their innovative spinel-based catalysts offer a cost-effective and high-performance alternative for various industrial engine applications, particularly in emerging markets.

Technology & Innovation:

• Pioneering non-precious metal catalyst technologies

• Specialization in mixed-metal oxide catalyst systems

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5️⃣ 6. Clariant AG

Headquarters: Muttenz, Switzerland
Key Offering: Specialty catalysts, Molecular sieves, Adsorbents for emission control

Clariant’s Catalysts business unit offers innovative solutions for the chemical and emissions control industries. Their expertise in zeolite-based catalysts is particularly valuable for SCR systems in industrial diesel engines, providing high selectivity and durability under demanding operating conditions.

Technology & Innovation:

• Advanced zeolite technologies for NOx reduction

• Catalysts tailored for renewable fuel applications

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4️⃣ 7. Cormetech, Inc.

Headquarters: Durham, North Carolina, USA
Key Offering: SCR Catalysts, Catalyst Management Services, Regeneration Services

Cormetech is a leading developer and manufacturer of SCR catalysts primarily for stationary source applications, including large industrial engines used in power generation and industrial processes. The company offers comprehensive catalyst management services that optimize performance and extend catalyst life.

Technology & Innovation:

• High-performance SCR catalyst formulations for various fuel types

• Industry-leading catalyst testing, analysis, and regeneration services

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3️⃣ 8. Advanced Power Systems International, Inc. (APSI)

Headquarters: Tulsa, Oklahoma, USA
Key Offering: Integrated Emissions Solutions, Catalytic Converters, Engine Control Systems

APSI provides comprehensive emissions control and engine management solutions for stationary natural gas and diesel engines. Their integrated approach combines advanced catalyst technologies with sophisticated engine control systems to achieve optimal emissions reduction while maintaining engine performance.

Technology & Innovation:

• Proprietary engine control algorithms for emissions optimization

• Turnkey emissions compliance solutions for engine operators

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2️⃣ 9. Applied Catalysts

Headquarters: Norcross, Georgia, USA
Key Offering: Custom Catalyst Solutions, Catalyst Supports, Monoliths

Applied Catalysts specializes in custom-engineered catalyst solutions for specific industrial applications, including emissions control for industrial engines. They work closely with clients to develop tailored solutions that address unique operating conditions and emissions challenges.

Technology & Innovation:

• Custom catalyst formulation and manufacturing capabilities

• Expertise in catalyst substrate selection and coating technologies

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1️⃣ 10. Enviro Petroleum Pte Ltd

Headquarters: Singapore
Key Offering: Marine Emission Control Systems, SCR Systems, Diesel Particulate Filters

Enviro Petroleum focuses on emissions control solutions for the marine industry, including large industrial engines used in shipping and offshore applications. Their expertise in marine SCR systems and particulate filters addresses the specific challenges of marine engine operations and international maritime emissions regulations.

Technology & Innovation:

• Compact SCR systems for space-constrained marine applications

• Solutions compliant with IMO Tier III emissions standards

Get Full Report Here: Industrial Engine Catalyst Market – View in Detailed Research Report

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🌍 Outlook: The Future of Industrial Engine Catalysts Is Smarter and More Efficient

The industrial engine catalyst market is undergoing a profound transformation. As emissions standards continue to tighten globally and industries prioritize sustainability, catalyst technologies are evolving to become more efficient, durable, and adaptable to alternative fuels.

📈 Key Trends Shaping the Market:

• Accelerated adoption of SCR and DPF technologies in emerging economies

• Growing demand for catalysts compatible with hydrogen and biofuels

• Integration of digital monitoring and predictive maintenance for catalyst systems

• Increasing focus on catalyst recycling and precious metal recovery for sustainability

Get Full Report Here: Industrial Engine Catalyst Market – View in Detailed Research Report

The companies profiled above are not only providing essential emissions control solutions—they’re driving the technological innovation necessary for a cleaner industrial future.