PWT

Name

PWT

Legal name

PWT Wasser- und Abwassertechnik GmbH

Website

https://pwt.de

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

251–500 employees

Ownership category

akta.pro rank

Product category

Water Treatment Engineering Services

NAICS

Water, Sewage and Other Systems (2213), Sewage Treatment Facilities (221320), Water Supply and Irrigation Systems (22131)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623), Water Supply (4941)

akta.pro primary industry

Municipal Wastewater Treatment Plants (WWTPs) (EUANADAA)

akta.pro secondary industries

Construction Management & Delivery (EPCM/CMAR/Design-Build Oversight) (EUANALAE), Desalination Plant EPC, O&M & Performance Optimization (EUANAFAK), Wastewater Treatment Plant (WWTP) Operations & Maintenance (BPALAMAB)

Keywords

• Water treatment engineering
• Wastewater treatment plants
• Drinking water treatment
• Industrial process water
• Water recycling systems

Headquarters

HQ city

Zwingenberg

HQ country

Germany

HQ region

Europe

Offices10 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. EPC/General Contractor Services: Turnkey planning, construction, and commissioning of water and wastewater treatment plants. Includes mechanical and electrical equipment procurement, civil works, and project management. Revenue recognized from large infrastructure projects.
2. Operational Management Services: Technical and commercial operations management of water treatment facilities. Includes process analysis, consulting, process optimization, maintenance, and financing models (BOT, BOOT, BOO, BLOT, ROT).
3. Plant Engineering and Design: Classical plant construction including all necessary detailed planning (process and EMSR/automation), 3D CAD planning using COMOS and Bentley systems.
4. Water 4.0 Digital Solutions: Automation, operational management, and system documentation services including PLC programming, process control systems, telecontrol, and digital solutions for plant documentation and operation.

Go-to-market motion3 records

Distribution channels2 records

Marketing channels4 records

Core offering

PWT plans, builds, and operates turnkey drinking water, wastewater, and industrial process water treatment plants, acting as a general contractor (EPC) for municipal and industrial clients. Its service portfolio spans plant engineering, EPC turnkey delivery, long-term operational management under BOT/BOOT/BOO/O/BLOT/ROT models, and Water 4.0 digital automation and documentation solutions. The company applies physical-chemical, membrane, aerobic and anaerobic biological process technologies, including proprietary methods such as DENICARB, KATOX, and the PRAMOS digital operations platform.

Product overview

PWT Wasser- und Abwassertechnik GmbH is a general contractor providing integrated water treatment solutions spanning plant engineering (Anlagenbau), EPC turnkey delivery, operational management (Betriebsführung), and Water 4.0 digitization services. The company offers four core service lines — Plant Engineering, EPC General Contractor, Operational Management, and Water 4.0 — which are applied across five key application areas: Drinking Water, Wastewater, Process Water, Water Recycling, and Remediation of Contaminated Sites. Four principal process technology families underpin these applications: Physical and Chemical, Membrane, Biological Aerobic, and Biological Anaerobic technologies. Supporting software products include the proprietary PRAMOS® operational management system and Siemens COMOS® for integrated engineering planning. PWT serves both industry and public sector clients, acting as a single-source provider from planning and construction through to commissioning and ongoing operation.

Differentiator

Problem solved

Functional benefit

Brands

• PRAMOS: Digital operational management system for paperless planning and documentation of maintenance and safety instructions.
• DENICARB Process
• KATOX Plants

Products and services

• Plant Engineering (Anlagenbau) Customized water treatment plant engineering covering basic planning, mechanical and electrical equipment design, and construction management. Uses 3D CAE/CAD tools (Siemens COMOS and Bentley) for cost-efficient plant delivery. Targets municipal and industrial clients seeking tailored water treatment plant concepts and modernization/optimization of existing plants.
• General Contractor / EPC (Generalunternehmer EPC) Turnkey planning, construction, and delivery of water treatment plants and associated networks and pipelines, with PWT acting as the single point of contact for engineering, procurement, and construction. Targets municipalities and industrial clients seeking EPC delivery from a single source with warranty centralized.
• Operational Management (Betriebsführung) Full technical and commercial operations management of water treatment plants, including process analysis, consulting, process optimization, maintenance support, and financing models (BOT, BOOT, BOO, O, BLOT, ROT). For municipalities and industrial clients needing long-term plant operation support with financing concepts.
• Water 4.0 Digital Solutions Digital solutions for water treatment plants covering automation, operational management, and system documentation, including PLC and process control systems, telecontrol, and digitization of plant inventory and maintenance workflows. Targets municipal and industrial operators seeking paperless operations, PRAMOS-based maintenance, and integration with enterprise systems such as SAP.
• Drinking Water Treatment (Trinkwasser) Drinking water treatment for surface water, well water, or seawater, spanning planning, construction, commissioning, and operation using membrane and chemical-physical processes. Designed for municipalities and public authorities that need to secure drinking water supply for populations such as the 350,000 inhabitants of Durrës.
• Wastewater Treatment (Abwasser) Municipal and industrial wastewater treatment plants designed to meet legal discharge requirements, offered as turnkey planning, construction, and commissioning from a single source. Targets municipalities, public authorities, and industrial enterprises, with installations such as the Ambarli plant serving 2 million inhabitants.
• Process Water Treatment (Prozesswasser) Customized industrial process water treatment, including ultrapure water for pharmaceuticals, boiler feed water for power plants, and process water for the paper industry. Delivered with modernization and process optimization support; samples include a reverse osmosis plant reconstruction for a pharmaceutical and chemical company in Germany.
• Water Recycling (Wasserrecycling) Water recycling and reuse solutions that enable industrial, agricultural, and municipal clients to reduce costs and ecological footprint by reusing treated wastewater, applying PWT's physical, biological, and membrane-based process technologies.
• Contaminated Site Remediation (Altlastensanierung) Groundwater and soil air remediation for contaminated sites, treating ammonium, nitrate, PFAS, heavy metals, hydrocarbons, and other contaminants using in-situ and pump-and-treat methods, plus proprietary processes such as DENICARB denitrification and KATOX catalytic afterburning. Targets private and public clients with contaminated industrial sites.
• PRAMOS Operational Management Software PWT's proprietary mobile digital operational management system for paperless planning and documentation of maintenance and safety instructions at water treatment plants. Offers configurable interfaces to COMOS, the COMOS maintenance tool, and other planning/database systems including SAP, enabling mobile operational management for municipal and industrial plant operators.

Quantifiable outcome

• Successfully treats wastewater for population of 2 million (Ambarli plant)
• +2 more outcomes

Named customers15 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

Feature6 records

Partnerships

One partnership is on record.

• SiemenscoreTechnology or IntegrationPWT is a certified Siemens Solution Partner in automation with specializations in HMI SIMATIC, Water & Wastewater Industry, Industrial Communications, and Advanced Factory Automation. PWT uses Siemens COMOS software for engineering design.

Scale indicators6 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• VA Tech Wabag: Austrian-headquartered global water EPC contractor focused on municipal and industrial water and wastewater treatment plants. Closest direct competitor in size and business model to PWT, also offering turnkey and BOOT/O&M structures.
• Fluence Corporation: Decentralized water and wastewater treatment specialist delivering packaged and custom-built plants globally. Comparable in targeting emerging markets with modular, fast-deploy treatment solutions overlapping PWT's municipal WWTP offering.
• Doosan Enpure: South Korean EPC contractor specializing in desalination and water/wastewater plants, with strong Middle East presence. Direct overlap with PWT on desalination (Ekerem-type projects) and municipal WWTP EPC across Gulf markets.
• IDE Technologies: Israel-based desalination and water treatment EPC specialist, particularly active in Gulf countries and Mediterranean. Competes head-to-head with PWT on seawater desalination and industrial process water projects.

Emerging players

• Organica Water: Hungarian-origin biological wastewater treatment specialist with proprietary fixed-film activated sludge process. Competes with PWT's aerobic biological WWTP solutions, particularly in municipal and industrial Asian markets.
• Gradiant: US-based water and wastewater treatment specialist with proprietary desalination and zero-liquid-discharge technologies. Increasingly competing with PWT on industrial process water and reuse projects in the Middle East and Asia.

Broad incumbents

• Veolia Water Technologies: Global water services giant offering municipal and industrial water treatment, desalination and O&M. Significantly larger than PWT but competes on the same tenders, often as the anchor incumbent on megaprojects PWT would otherwise win.
• Xylem: Global water technology company serving municipal utility, industrial and residential markets with treatment, transport and analytics. Overlaps with PWT's plant engineering and digital (Water 4.0) offerings at significantly greater scale.
• Suez Water Technologies & Solutions: French-based global environmental services firm with water treatment EPC and digital operations services. Competes with PWT across European municipal and industrial tenders and on the digital plant operations layer.

Regional players

• Aqua Engineering (Austria): Austrian engineering firm focused on industrial and municipal water/wastewater treatment plant design and construction across Central Europe. Direct regional peer to PWT in the DACH and CEE markets with similar scale and EPC delivery model.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/pwtwasser
• LinkedInlinkedin.com/company/pwt-wasser--und-abwassertechnik-gmbh

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about PWT