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ECOMONDO 2026German Exhibitors PIA Testing Institute for Wastewater Technology

PIA Testing Institute for Wastewater Technology

www.pia-gmbh.com/en/

About us

The PIA Testing Institute for Wastewater Technology (PIA Prüfinstitut für Abwassertechnik GmbH) is an independent testing, research and certification institute specializing in decentralized wastewater treatment systems, drainage systems and environmental technologies. For more than 25 years, PIA has been supporting manufacturers, operators, engineering companies and authorities with comprehensive testing, assessment and certification services.

Our expertise covers products and systems for wastewater collection, treatment and discharge, including treatment technologies, separators and infrastructure components. PIA conducts laboratory and field testing according to national and international standards, supports product development and provides technical evaluations for market approval and quality assurance.

In addition to accredited testing services, PIA actively participates in research and development projects that contribute to sustainable water management and environmental protection. Through its combination of scientific expertise, practical experience and regulatory knowledge, PIA delivers reliable and independent solutions that help clients ensure compliance, quality and long-term performance.

Located in Germany, PIA serves customers worldwide and is recognized as a trusted partner for innovation, testing excellence and environmental responsibility.

Address

PIA Testing Institute for Wastewater Technology
Hergenrather Weg 30
52074 Aachen
Germany

E-mail: m.joswig@pia-gmbh.com
Phone:  +49 241 75082200
Internet: www.pia-gmbh.com/en

Contact person:

Markus Joswig
Managing Director
E-mail: m.joswig@pia-gmbh.com
Phone: +49 241 75082150

Gabriel Schatzki
Head of department "Wastewater Testing"
E-mail: g.schatzki@pia-gmbh.com
Phone: +49 241 75082260

Products & Services

Environment
Environment Protection
Environmental Engineering
Water Management

Wastewater Testing & Certification

PIA is an internationally recognized testing institute for decentralized wastewater treatment systems, water reuse technologies and environmental infrastructure. We support manufacturers in obtaining market access through testing according to European, American and Australian standards, including CE marking, NSF/ANSI and AS/NZS requirements.

Water Reuse & Circular Water Solutions

We provide testing, validation and certification services for greywater, rainwater and wastewater reuse systems. Our expertise covers decentralized and semi-decentralized water reuse concepts, supporting sustainable water management and circular economy solutions. PIA is actively involved in the development and validation of innovative water reuse technologies through international research projects.

Stormwater Management & Urban Drainage

PIA tests and evaluates decentralized stormwater treatment systems, separators, pumping stations and drainage infrastructure. Our services help manufacturers and operators demonstrate treatment performance, environmental compliance and long-term reliability.

Marine Environmental Services

PIA is a globally recognized partner for the maritime industry, providing testing, type approval and compliance services for:

  • Ship sewage treatment plants

  • Ballast water management systems

  • Bilge water treatment systems

  • Drinking water systems onboard ships

  • Environmental compliance monitoring and sampling

Our services are recognized by international authorities, classification societies and flag administrations, including IMO, USCG and inland navigation authorities.

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