The Global Biological Agent for Sewage Treatment Market was valued at USD 5.8 Billion in 2024 and is projected to reach USD 9.2 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 7.9% during the forecast period (2024–2030). This robust growth is fueled by increasingly stringent environmental regulations, a global push for sustainable water management, and the superior efficiency of biological solutions in removing contaminants compared to traditional chemical treatments.

As municipalities and industries worldwide seek cost-effective and eco-friendly methods to treat wastewater, biological agents—comprising specialized bacteria, enzymes, and microbial blends—are becoming the cornerstone of modern sewage treatment infrastructure. In this analysis, we profile the Top 10 Companies in the Biological Agent for Sewage Treatment Market, highlighting the innovators and established players who are driving the bio-remediation revolution.

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🔟 1. Novozymes A/S

Headquarters: Bagsværd, Denmark
Key Offering: BioAgents, Enzymatic Solutions, Microbial Blends

Novozymes is a global biotechnology powerhouse and a clear leader in biological solutions for wastewater treatment. The company leverages its deep expertise in enzymology and microbiology to develop high-performance biological agents that accelerate the breakdown of organic pollutants, fats, oils, and greases in sewage systems.

Innovation & Sustainability Focus:

• Pioneering research in genetically optimized microbes for enhanced degradation rates

• Strategic partnerships with global water treatment corporations

• Commitment to circular economy principles through nutrient recovery technologies

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9️⃣ 2. BASF SE (Environmental Catalysts and Adsorbents)

Headquarters: Ludwigshafen, Germany
Key Offering: Puriflo^® bio-additives, Microbial Cultures

BASF’s dedicated division provides advanced biological agents that integrate seamlessly into existing wastewater treatment plants. Their products are designed to improve sludge settlement, reduce odors, and enhance the overall efficiency of biological treatment processes, serving both municipal and industrial clients.

Innovation & Sustainability Focus:

• Development of custom microbial consortia for specific industrial effluents

• Focus on reducing energy consumption in treatment plants

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8️⃣ 3. DuPont de Nemours, Inc.

Headquarters: Wilmington, Delaware, USA
Key Offering: OPTIFLO^® & ZYME-FLOW^® Biological Products

DuPont offers a comprehensive portfolio of biological agents under its Water Solutions brand. These products are engineered to tackle challenging wastewater streams, improving Biochemical Oxygen Demand (BOD) removal and reducing sludge volume, which leads to significant operational cost savings.

Innovation & Sustainability Focus:

• Advanced enzyme technology for complex organic waste breakdown

• Global supply chain ensuring product availability

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7️⃣ 4. Veolia Environnement S.A.

Headquarters: Paris, France
Key Offering: Biostyr^®, Anaerobic Digestion Cultures, Bio-remediation Services

Veolia is a global leader in water and waste management, offering integrated solutions that include proprietary biological agents. Their expertise spans the entire value chain, from laboratory R&D to full-scale plant operation, making them a key partner for municipalities and industries seeking turnkey biological treatment solutions.

Innovation & Sustainability Focus:

• Investment in R&D for nutrient removal and recovery (Nitrogen, Phosphorus)

• Implementation of large-scale biological treatment projects worldwide

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6️⃣ 5. Suez SA

Headquarters: Paris, France
Key Offering: BioGRAN^®, Metris^® Control, Bioreactor Technologies

Suez specializes in smart and sustainable water management, with a strong portfolio of biological solutions. Their agents are used to optimize activated sludge processes, control filamentous bulking, and enhance nutrient removal, ensuring compliance with strict discharge standards.

Innovation & Sustainability Focus:

• Digital tools for real-time monitoring of biological processes

• Focus on energy-neutral wastewater treatment plants

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5️⃣ 6. Ecolab Inc. (Nalco Water)

Headquarters: St. Paul, Minnesota, USA
Key Offering: Nalco Microbial Solutions, 3D TRASAR^™ Technology

Ecolab’s Nalco Water division provides advanced biological programs for industrial and municipal wastewater treatment. Their data-driven approach, combined with high-efficacy microbial blends, helps customers improve system reliability, reduce costs, and meet sustainability goals.

Innovation & Sustainability Focus:

• Integration of IoT sensors for predictive biological management

• Customized microbial solutions for food & beverage, pharmaceutical, and chemical industries

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4️⃣ 7. Shandong Sukahan Bio-Technology Co., Ltd.

Headquarters: Weifang, Shandong, China
Key Offering: Bacterial Agents, Enzyme Preparations, Compound Microbial Additives

As a leading player in the Asia-Pacific region, Shandong Sukahan specializes in the R&D and production of microbial products for environmental protection. The company offers a wide range of biological agents tailored for different stages of the sewage treatment process, with a strong focus on the Chinese market’s rapid infrastructure development.

Innovation & Sustainability Focus:

• Large-scale production capacity for cost-effective solutions

• Extensive product portfolio addressing diverse pollutant loads

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3️⃣ 8. Xylem Inc.

Headquarters: Washington, D.C., USA
Key Offering: Wedeco biological solutions, Sanitaire technologies

Xylem applies its deep water technology expertise to biological treatment, offering solutions that enhance the performance of wastewater treatment plants. Their biological products are often part of a broader system that includes aeration and disinfection, providing a holistic approach to water quality management.

Innovation & Sustainability Focus:

• Development of energy-efficient biological nutrient removal processes

• Focus on reducing the carbon footprint of wastewater treatment

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2️⃣ 9. Aquatech International LLC

Headquarters: Canonsburg, Pennsylvania, USA
Key Offering: Biological Treatment Systems, MBBR Media, Anaerobic Digesters

Aquatech is a specialist in high-rate biological treatment technologies for industrial wastewater. While known for its engineered systems, the company also supplies the specialized biological cultures that are critical for the success of its Moving Bed Biofilm Reactor (MBBR) and other advanced processes.

Innovation & Sustainability Focus:

• Expertise in treating high-strength industrial wastewater

• Pioneering zero liquid discharge (ZLD) systems incorporating biological pretreatment

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1️⃣ 10. Pentair plc

Headquarters: London, United Kingdom
Key Offering: Biological Filtration Media, Activated Slauge Additives

Pentair provides essential components and solutions for water treatment, including biological agents and the media on which they grow. Their products are used in a variety of applications, from small decentralized systems to large municipal plants, ensuring robust and reliable biological activity.

Innovation & Sustainability Focus:

• Development of high-surface-area media for attached growth processes

• Solutions for resilient water infrastructure

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🌍 Outlook: The Future of Sewage Treatment is Biological and Intelligent

The biological agent market is at the forefront of a paradigm shift in wastewater management. While conventional methods remain in use, the future lies in smart biological solutions that are more efficient, sustainable, and cost-effective. The industry is moving towards a model that not only cleans water but also recovers valuable resources like energy and nutrients.

📈 Key Trends Shaping the Market:

• Rising demand for tailored microbial consortia to treat specific industrial waste streams

• Integration of digital monitoring and control systems (IoT, AI) to optimize biological processes in real-time

• Growing emphasis on circular economy principles, including biogas production and nutrient recovery from sludge

• Expansion in decentralized and packaged biological treatment plants for rural and peri-urban areas

Read Full Report:
Biological Agent for Sewage Treatment Market – View in Detailed Research Report

The companies profiled above are not just supplying products; they are enabling a smarter, cleaner, and more resource-efficient approach to managing the world’s wastewater challenges.