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AWEL Kanton Zurich 
AWEL is responsible for implementation the defined Phosphorous Mining strategy for sewage sludge management of the Canton Zurich.
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Biomasa Peninsular 
Crop nutrition and environmentally-friendly industry solutions. We provide efficient fertilizers and technical nitrogen products, which are essential for the growing world population.
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C-Green 
C-Green has developed and patented OxyPower HTC™, converting sewage sludge, manure, and food digestate into solid hydrochar by a combination of hydrothermal carbonisation (HTC) and wet oxidation of the separated water.
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Cembureau
Clariant Produkte (Deutschland) GmbH 
As one of the world’s leading specialty chemical companies, Clariant contributes to value creation with innovative and sustainable solutions for customers from many industries.
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Clean Matter 
Clean Matter recovers phosphorus from sewage sludge ash using only electrical power and water and without any emissions.
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Ductor 
Ductor builds, owns, and operates microbiological turnkey facilities, turning waste from the agricultural sector into sustainable fertilizers and biogas.
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Easy Mining 
EasyMining Sweden delivers processes for phosphorus extraction from various raw materials, such as sewage sludge incineration ash, mining residues and apatite, so creating circular flows of phosphorus.
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Ekobalans 
EkoBalans develops a comprehensive solution for processing residual streams from biogas production, the food industry, and agriculture into circular fertilizer products.
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European Biochar Industry Consortium (EBI) 
The European Biochar Industry Consortium (EBI) is the voice of leading players in the rapidly developing European biochar industry.
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ENDEV 
Endev is a Finnish cleantech company offering solutions for utilizing wastewater treatment sludge in energy production and nutrient recovery.
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FERTIMANURE 
FERTIMANURE (Horizon 2020) Innovative nutrient recovery from secondary sources – Production of high-added value FERTIlisers from animal MANURE.
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Fertilizers Europe 
Fertilizers Europe represents the major mineral fertilizer manufacturers in Europe (EU28 + Norway). Its membership accounts for approximately 55 % of Europe’s phosphate capacity.
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German Phosphorus Platform 
The Deutsche Phosphor Plattform (DPP) is a network of stakeholders from science, industry and public bodies to establish sustainable phosphorus management in Germany through a more efficient use of phosphorus as well as effective recycling and reprocessing.
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Global Phosphorus Institute (GPI)
The Global Phosphorus Institute (GPI) is a global organization with a holistic vision, footprint and participation to ensure responsible use of phosphorus through cutting-edge science and stakeholder dialogue.
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ICL Fertilizers 
ICL Fertilizers runs several fertiliser production units in different parts of the world: The Netherlands (Amsterdam), Germany (Ludwigshafen) and Israël.
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INCOPA (European Inorganic Coagulants Producers Association) 
INCOPA is the European Inorganic Coagulants Producers Association, and is a sector group of Cefic.
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Italmatch Chemicals Group 
Italmatch is a leading innovative Chemical Group, specialized in Performance Additives for the Lubricant, Plastics, Water & Oil markets.
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K+S 
International raw materials company, K+S has over 11 000 staff worldwide, specialised in potassium salts and other minerals for use in fertilisers, animal feed, food, pharmaceutical, water treatment, de-icing and industrial applications.
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Kemira 
Kemira is a global chemicals company serving customers in water intensive industries. We provide expertise, application know-how and chemicals that improve our customers‘ product quality, process and resource efficiency.
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Lex4Bio
“Optimizing bio-based fertilisers in agriculture”. EU Horizon 2020 project to provide a knowledge-base on bio-based fertilisers, collect regional nutrient stock, flow, surplus and deficiency data, assess technological solutions, and develop a toolkit for use of bio-based fertilisers and for their environmental impacts.
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Lumbricus
N2-Applied
N2 Applied is a Norwegian technology development company catalyst and incubator for high-tech initiatives related to nitrogen. N2 Applied has developed technology to enable on-farm processing of manure or biogas digestate to produce a liquid nitrogen fertiliser, compatible with organic farming (depending on the manure and digestate substrate inputs). Most of the phosphorus will remain in the solid fraction.
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Netherlands Nutrient Platform
The Dutch Nutrient Platform (NP) is a cross-sectoral network of Dutch organizations that share a common concern for the global impact of phosphorus depletion and the way society is dealing with nutrients in general.
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NIBIO
Norwegian Institute of Bioeconomy Research
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NOAH
Company specialised in processing, decontaminating, recycling inorganic waste materials, including ashes, salts, soils, stones.
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NORSØK
The Norwegian Centre for Organic Agriculture (NORSØK) was established in 1986, as a private foundation and research institute to conduct research and development activities to support the development of Organic production in Norway
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NuReSys
NuReSys is a Belgium company installing struvite P recovery installations in Europe and North Americ.
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OCP Group
OCP Group is a leading, global producer of phosphate and fertilizer.
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Ostara
Ostara’s nutrient management solutions recover otherwise polluting nutrients, phosphorus and nitrogen, as struvite from municipal and industrial water streams, and transforms them into a continuous-release eco-friendly fertiliser Crystal Green.
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Outotec
Phosphate recovery from ash by the thermochemical ASH DEC process.
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P2GreeN
The EU project P2GreeN will develop, test and adapt the use of human sanitary waste to produce safe, bio-based fertilizers for agriculture.
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Piattaforma Italiana del Fosforo
The platform aims at enhancing national coordination and generating proposals to establish regulatory, economic, and market conditions that promote a secure and sustainable supply of critical raw materials, including phosphorus.
PhosAgro
PhosAgro is one of the world’s leading vertically integrated phosphate-based fertilizer producers in terms of production volumes of phosphate-based fertilizers and high-grade phosphate rock with a P2O5 content of 39% and higher.
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Politecnico di Milano
Politecnico di Milano (POLIMI) is a state scientific-technological university established in 1863 which trains engineers, architects and industrial designers.
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Prayon
Belgium-based Prayon Group is one of the world leaders in phosphate creativity manufacturing purified phosphoric acids and phosphate salts products, with more than a century of industrial experience
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Proman
Proman has monitored and evaluated P-recycling processes since 2003 and contributed to various research and technology development including market roll-out projects focusing on recycling nutrients, reducing materials use and improving energy efficiency.
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Pyreg GmbH 
PYREG GmbH is an industry leading German manufacturer of machinesPYREG GmbH is an industry leading German manufacturer of machinesfor carbonizing organic waste (biomass, sewage sludge, etc.) into CO2-binding biochar while generating renewable energy.
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RecaP
RecaP stands for “Capture, recycling and societal management of phosphorus in the environment” and aims to contribute to sustainable phosphorus changes across the globe.
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RE-CORD 
REFLOW
REFLOW is an interdisciplinary cross-sectoral European Training Network combining world-leading scientists and key stake-holders in dairy processing, fertilizer production and phosphorous recycling with early stage researchers.
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ReLEAF
The ReLEAF project aims at creating and testing safe, sustainable, and effective bio-based fertilizers that can compete in the European and global markets.
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SEDE VEOLIA
SEDE Environnement is the European leader for the recovery of industrial sludge, sewage sludge and mineral byproduct.
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SINFERT
The EU-Research Ireland cofunded project explores an entirely new technological response to extract pure phosphorus compounds from sewage sludge, animal/plant ash and low-grade ores.
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SNB 
SNB, a Dutch company established in 1994 by Dutch Water Authorities, operates the largest sewage sludge incineration plant in Europe. Our aim is to treat sewage sludge sustainably by recovery of energy and raw materials.
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Suez Environnement
Suez Environnement is a world leader in water management, from designing and building performante wastewater treatment and drinking water production infrastructure to managing water facilities and networks.
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SYNECO 
SYNECO works for improving the environment, including reducing impacts on air and water, improving soil quality and reducing greenhouse gas emissions.
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Timac AGRO International
TIMAC Agro manufactures and commercialises fertilisers and nutritional specialities for crops and animals, now present in over 42 countries throughout the world.
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Toopi 
Toopi Organics is a french start-up incorporated in 2019. Toopi collects human urine at source from waterless urinals and uses it as a growing medium to perform submerged liquid fermentation. They also produce organic urine-based microbial biostimulants to increase nutrient use efficiency and reduce mineral fertilisers for crops.
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TTBS - Takhim for Technology and Business Services 
TTBS is a Belgian company focused on phosphate technology and located in Wavre (Belgium).
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Department of Power Engineering (UCT Prague)
The Department of Power Engineering at the Faculty of Environmental Technology, University of Chemistry and Technology, Prague (UCT Prague) addresses the overall issue of thermochemical treatment of sewage sludge in the entire technological process.
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UK Water Industry Research (UKWIR)
The UK & Irish water industry’s joint research organisation, UKWIR is the national research organisation serving all the water companies in the UK & Ireland. Our members are the 19 water companies of England, Scotland, Wales, Ireland and Northern Ireland.
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Università di Bologna (UniBo), Italy
Through its 32 departments the University of Bologna invests in a multidisciplinary cross-cultural approach to bioeconomy thanks to the inseparable connection between research and teaching, the promotion of international networking and young researchers' mobilization.
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University of Stuttgart (FlashPhos project)
The EU (Horizon 2020) FlashPhos project, led by University of Stuttgart, will develop thermo-chemical production of P4 (white phosphorus) from sewage sludge.
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VaLoo
VaLoo is the newly founded Circular Sanitation Network Switzerland. The network exists of start-ups, companies, researchers, farmers and individuals that dream of a world where VALue is created form what normally ends up in the LOO.
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Vienna City
Vienna is a fast growing city with around 1.9 Mio inhabitants and one of the most livable cities in the world, aiming at recovering the c. 1 100 tP/y of valuable phosphorus present in the 12 000 t of sewage sludge ash from wastewater treatment.
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Wageningen University and Research - WUR 
Wetsus
Wetsus, European centre of excellence for sustainable water technology is a facilitating intermediary for trendsetting know-how development. Creating a unique environment and strategic cooperation for development of profitable and sustainable state of the art water treatment technology including nutrient recovery.
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Wien Energie
Wien Energie is the largest regional energy utilities provider in Austria. 
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Yara International
Yara International ASA, a Norwegian company established in 1905, is a globally leading mineral fertiliser manufacturer and provider of environmental solutions, explores opportunities to advance safe and commercially viable circular nutrient solutions.
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ZSW
Center for Solar Energy and Hydrogen Research Baden-Württemberg.
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