The Global Biological Agent for Sewage Treatment Market was valued at USD 2.86 Billion in 2023 and is projected to reach USD 4.55 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 6.8% during the forecast period (2024–2030). This robust growth is fueled by stringent environmental regulations, rising global water scarcity, and the urgent need for energy-efficient and sustainable wastewater management solutions across municipal and industrial sectors.

As the world prioritizes circular economy principles and cleaner water systems, the focus shifts to the innovative companies developing advanced microbial and enzymatic solutions. In this blog, we profile the Top 10 Companies in the Biological Agent for Sewage Treatment Industry—a diverse group of biotechnology firms and environmental specialists driving the next wave of water purification technology.

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🔟 1. Novozymes A/S

Headquarters: Bagsværd, Denmark
Key Offering: Enzymes and Microorganisms for Wastewater Treatment

Novozymes is a global leader in biological solutions, providing high-performance enzymes and microbial blends that enhance the breakdown of organic pollutants in sewage. Their products are used to improve the efficiency of activated sludge processes, reduce sludge volume, and control odors in treatment plants worldwide.

Sustainability Initiatives:

• Developing tailored microbial consortia for specific industrial effluents

• Partnerships with major water utilities to reduce chemical usage

• Committed to the UN Sustainable Development Goals for clean water

Download FREE Sample Report: Biological Agent for Sewage Treatment Market – View in Detailed Research Report

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9️⃣ 2. BASF SE (Environmental Catalysts and Adsorbents)

Headquarters: Ludwigshafen, Germany
Key Offering: Biocatalysts, Microbial Additives, and Bio-enhancement Products

BASF offers a comprehensive portfolio of biological agents that optimize biological wastewater treatment processes. Their solutions help accelerate the decomposition of complex organic compounds, fats, oils, and greases, leading to more efficient plant operation and lower energy consumption.

Sustainability Initiatives:

• Innovation in bio-augmentation for nitrogen and phosphorus removal

• Focus on reducing the carbon footprint of wastewater treatment

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8️⃣ 3. Veolia Water Technologies

Headquarters: Paris, France
Key Offering: Biolysis® Enzymes, AnoxKaldnes™ Biofilm Carriers, and Biostart® Cultures

Veolia integrates biological agents into its advanced water treatment technologies. Their biological solutions are designed to improve treatment resilience, handle shock loads, and enhance nutrient removal in both municipal and industrial applications.

Sustainability Initiatives:

• Deployment of energy-positive wastewater treatment plants using advanced biology

• Resource recovery focus: water, energy, and nutrients from sewage

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7️⃣ 4. Suez Water Technologies & Solutions

Headquarters: Paris, France
Key Offering: BIOGILL® Technologies, Aria™ MBBR, and Biofix Cultures

SUEZ provides innovative biological treatment solutions that use specialized microorganisms to degrade pollutants. Their technologies are known for their compact footprint and high treatment efficiency, making them suitable for space-constrained urban environments.

Sustainability Initiatives:

• Promoting water reuse through advanced biological treatment

• Digital solutions for real-time monitoring of biological processes

Download FREE Sample Report: Biological Agent for Sewage Treatment Market – View in Detailed Research Report

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6️⃣ 5. Evoqua Water Technologies

Headquarters: Pittsburgh, Pennsylvania, USA
Key Offering: MemBot™ MABR Technology, Biological Filters, and MICROBE-LIFT® Products

Evoqua is a prominent provider of biological water treatment systems and additives. Their MICROBE-LIFT® product line includes specialized bacterial strains that effectively break down organic waste, reduce sludge, and improve clarifier performance.

Sustainability Initiatives:

• Membrane Aerated Biofilm Reactor (MABR) technology for energy-efficient aeration

• Solutions for water recycling and resource recovery

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5️⃣ 6. Aquatech International LLC

Headquarters: Canonsburg, Pennsylvania, USA
Key Offering: Biological Treatment Systems, MBBR/IFAS Technologies, and Bio-Augmentation Cultures

Aquatech designs and delivers integrated biological treatment solutions for challenging industrial and municipal wastewater streams. Their expertise lies in applying fixed-film and suspended growth biological processes for high-strength wastewater.

Sustainability Initiatives:

• Focus on zero liquid discharge (ZLD) and minimal waste generation

• Customized biological solutions for water-stressed regions

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4️⃣ 7. Xylem Inc.

Headquarters: Washington, D.C., USA
Key Offering: Leopold® Bio-Carbone Filters, Sanitaire® Products, and Wedeco UV Systems with Biological Pre-treatment

Xylem’s biological solutions enhance the natural treatment processes within wastewater systems. Their technologies support nutrient removal, sludge digestion, and overall process stability, often integrated with smart monitoring and control systems.

Sustainability Initiatives:

• Energy-efficient aeration systems to support biological processes

• Commitment to solving water challenges through innovation

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3️⃣ 8. Calgon Carbon Corporation (Kuraray)

Headquarters: Pittsburgh, Pennsylvania, USA
Key Offering: Activated Carbon with Biological Enhancement (BAC), Biological Odor Control

Calgon Carbon specializes in biological activated carbon (BAC) systems, where activated carbon provides a surface for microbial growth, leading to synergistic removal of organic and inorganic contaminants. This is particularly effective for tertiary treatment and water reuse.

Sustainability Initiatives:

• Advanced oxidation-biological combined processes for micropollutant removal

• Focus on sustainable adsorbent media regeneration

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2️⃣ 9. Bio-Microbics, Inc.

Headquarters: Shawnee, Kansas, USA
Key Offering: Fixed-Film Aerobic Treatment Systems, BioBarrier® MBR, and Microbial Additives

Bio-Microbics provides decentralized and residential wastewater treatment solutions that rely heavily on robust biological processes. Their systems are designed for single homes, small communities, and commercial establishments, emphasizing reliability and low maintenance.

Sustainability Initiatives:

• Promoting decentralized treatment to reduce infrastructure costs

• Solutions for water reuse in irrigation and non-potable applications

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1️⃣ 10. Shandong Sukahan Bio-Technology Co., Ltd.

Headquarters: Weifang, Shandong, China
Key Offering: Complex Microbial Agents, Enzymes for Sludge Reduction, and Bio-Augmentation Products

Shandong Sukahan is a leading Chinese manufacturer of biological agents for environmental protection. The company produces a wide range of microbial strains and enzyme preparations tailored for the Chinese market’s rapid urbanization and industrial growth.

Sustainability Initiatives:

• Large-scale production of cost-effective biological solutions

• Strong focus on R&D for domestic wastewater challenges

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

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

The biological agent for sewage treatment market is experiencing a paradigm shift. While conventional methods remain foundational, the industry is rapidly adopting advanced microbial consortia, enzyme technologies, and bio-augmentation strategies to achieve higher treatment standards and operational efficiencies.

📈 Key Trends Shaping the Market:

• Rising demand for energy-neutral or energy-positive wastewater treatment plants

• Increasing stringent regulations on nutrient removal (Nitrogen & Phosphorus) and micropollutants

• Integration of digital twins and AI for optimizing biological process control

• Growing focus on resource recovery (biogas, biosolids, reclaimed water) from sewage

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

The companies listed above are not only treating wastewater—they are pioneering the transformation of sewage treatment plants into resource recovery facilities, ensuring a cleaner and more sustainable future for global water resources.