Engineering in Service of Nature

Solutions for Sanitation

For 40 years, developing natural and intelligent solutions for wastewater treatment. We combine technology, technical expertise, and sustainable processes to transform environmental challenges into opportunities for water reuse.

Sustainable Treatment Nature and Technology in Harmony
Natural Processes
Water Resource Protection
Customized Solutions
Environmental Commitment


Fontana
SISNATE Partner
Locks
Sanefrai
Mafrence
SI Construction
Cyrela
Sanjo Apples
Cooper Serra
Egesa
Energi
Enesa
UDESC
HF Engenharia
A new perspective on wastewater treatment. For 40 years, delivering environmental efficiency connected to natural cycles.

Technology that harnesses the cycles of nature.

Sisnate – Natural Wastewater Treatment Systems – focuses on environmental solutions that integrate natural processes with water and wastewater treatment needs.

We believe that caring for water means caring for the future. That is why, we seek alternatives that combine environmental responsibility, operational efficiency, and respect for the environment.

Sustainable Vision: valuing natural resources and biological processes.
Customized Approach: solutions developed with in-house fiberglass-reinforced plastic (FRP) manufacturing to meet each project’s specific requirements.
Environmental Responsibility: compromisso com water quality and the preservation of water resources through wastewater treatment and water reuse processes proven to meet required standards, with stable and long-lasting cycles.
Discover Our Solutions

Environmental Solutions for
Diferentes Desafios.

Each wastewater stream has its own characteristics. Therefore, solutions must take into account each operation’s needs, local conditions, and treatment goals and requirements.

Wastewater Treatment

Systems designed to treat wastewater through natural and biological processes, taking into account the characteristics and requirements of each application.

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Natural system

Solutions that harness the interaction between microorganisms, vegetation, substrates, and natural processes to support wastewater treatment.

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Business Solutions

Options for companies seeking to improve wastewater management and incorporate environmental responsibility into their operations.

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Sanitation Descentralizado

Treatment alternatives for locations that require systems adapted to installation conditions and specific sanitation needs.

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Assessment and Planning

Analysis of project requirements and wastewater characteristics to guide the selection of treatment alternatives suited to each situation.

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Environmental Management

Approaches that promote the responsible use of resources, process improvement, and the integration of human activities with environmental preservation.

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Treatment Systems Designed
Based on the Cycles of Nature.

Explore solutions that can be evaluated according to the characteristics
capacity, goals, and needs of each project.

Natural landscape with vegetation
Treatment Plants

Residential Wastewater Treatment Plant - SR3500

Suitable for homes, small rural properties, and other applications requiring biological treatment of domestic sewage with low operating costs.

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Clean water flowing in nature
Treatment Plants

Residential Wastewater Treatment Plant - SR1800

Suitable for residential complexes and industrial kitchens requiring domestic sewage treatment for medium-demand applications with low operating costs.

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Green agricultural area
Treatment Plants

S3500 Biological Wastewater Treatment Plant

The S3500 Biological Wastewater Treatment Plant includes a biological activator. It is a compact, easy-to-install system that replaces septic tanks and filters.

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Solutions for Rural Areas.

Options for projects requiring practical sanitation planning adapted to the scale and characteristics of each location.

Modern residential building surrounded by greenery
Ideal for Rural Areas

S2000 Biological Wastewater Treatment Plant

The S2000 Biological Wastewater Treatment Plant includes a biological activator. It is a compact, easy-to-install system that replaces septic tanks and filters.

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Contemporary architecture and infrastructure
Ideal for Rural Areas

S1200 Biological Wastewater Treatment Plant

The S1200 Biological Wastewater Treatment Plant includes a biological activator. It is a compact, easy-to-install system that replaces septic tanks and filters.

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Ambiente de trabalho comercial
Water and Reuse

Vertical cistern

A cistern is a reservoir used primarily to collect, store, and preserve rainwater.

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Performance and Optimization with
Environmental Responsibility.

Evaluate treatment alternatives focused on process requirements, operational context, and industrial environmental responsibility.

Industrial facility and production equipment
Pretreatment

Preliminary system

Complete with screening, a grit chamber, a flume, and a Parshall flume, used to measure flow in open channels carrying liquids by gravity.

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Green energy and sustainable infrastructure
Treatment Plants

S-Series Modular Wastewater Treatment Plant

Modular single-family systems for homes and small rural properties requiring biological domestic sewage treatment at low operating costs. Available in up to 6 modules.

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Sustainable technology installation
PUMPING STATION

2000 Pumping Station

Effective for transporting organic matter across different surfaces, levels, and stages.

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From Planning to
Long-Term Care.

Treatment plants to help define, implement, and evaluate basic sanitation solutions for communities, gated residential developments
and single-family homes.

Technical planning documents on a desk
Treatment Plants

ETE Vertical

Vertical reactors take up less space than horizontal systems, making them especially useful in urban areas.

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Engineer inspecting technical equipment
Treatment Plants

ETE horizontal

Horizontal reactors generally have greater treatment capacity, making them suitable for large wastewater volumes and flexible underground installation.

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Natural landscape and environmental preservation
Water and Reuse

Wastewater Reuse Plant Kit

Removes up to 95% of organic matter, requires little installation space, and has low operating costs.

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From Challenge to Solution, with Planning.

A structured process to understand each need and identify the most suitable environmental solution for the project.

01

Understanding

We learn about your operation, your needs, and the characteristics of your wastewater.

02

Assessment

We analyze local conditions and the environmental requirements applicable to the project.

03

Planning

We define the technical approach and the appropriate treatment alternatives.

04

Implementation

We outline the steps required for implementation e o acompanhamento do projeto.

More Than Treating Wastewater. Transforming Our Relationship with Water.

Integration with Nature

Valuing natural and biological processes as part of treatment solutions.

Custom projects

Each solution takes the location’s specific characteristics into account, a demanda e os requisitos operacionais.

Environmental Responsibility

Commitment to proper wastewater management and the protection of water resources.



A Sustainable Future Begins with Today’s Choices.

Water, nature, and technology working together to create environmentally responsible solutions.

Let's talk

Your Project Deserves an Environmental Solution Designed for Your Needs.

Contact Sisnate and tell us about your challenge. Let’s discuss natural alternatives for wastewater treatment and your operation’s needs.

Let’s Talk About your project?

Tell us a little about your needs and get in touch to learn about the available options.

We Are Here to Help.

Use our contact channels to ask questions, request information, or tell us about your project.

E-mail contato@sisnate.com.br
WhatsApp Commercial support
Location Santa Catarina, Brazil

Stay up to date with our latest news and environmental initiatives.

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