Syndicat de l'Orge

What Syndicat de l'Orge does

Syndicat de l'Orge is a French public intercommunal syndicate (syndicat mixte) established in 1945 under public law to manage water resources, sanitation, and flood prevention across 65 communes and 11 intercommunalités in southern Essonne, Île-de-France, serving 430,000 inhabitants. Its operational portfolio encompasses five integrated mission areas: ecological valley enhancement, sanitation collection and treatment, flood risk prevention, environmental education, and territorial engagement. The organization operates 19 wastewater treatment stations with combined capacity exceeding 530,000 m³ processed annually, 25-26 retention basins providing 3.5 million m³ of flood storage, 271 km of wastewater networks and 135 km of stormwater networks, and 80 pumping stations. Real-time hydrological monitoring is delivered through the Vigi'Orge alert system using field sensors and telemetry, with SMS and voice alerting to riverbank residents. The syndicate has acquired over 280 hectares of riparian land since 1980 and maintains 50 km of trails serving more than 920,000 monitored visitors annually.

The entity's technology stack combines civil engineering infrastructure (activated sludge, membrane, biological disc, planted reed, and sand filtration treatment systems), ecological restoration techniques (hydromorphological restoration, floodplain and groundwater table reconnection), and digital monitoring (telemetry, éco-compteurs). It is ISO 14001 and ISO 45001 certified under a triple QSE management system. Revenue is generated through redevances d'assainissement (sanitation service fees collected via household water bills), the PFAC connection charge for new construction, conformity subsidies administered on behalf of the Agence de l'Eau Seine-Normandie (up to 5,000 euros per non-compliant property), and institutional subsidies from the Agence de l'Eau Seine-Normandie, Conseil régional d'Île-de-France, Conseil départemental de l'Essonne, and the French state (Fonds Barnier). The syndicate employs 138 agents across administrative (30), technical (101), and animation (3) divisions, operates from a Viry-Châtillon headquarters and Ollainville antenna, and is governed by a Comité syndical with delegates from each member commune.

Name

Syndicat de l'Orge

Legal name

Syndicat de l'Orge

Website

https://syndicatdelorge.fr

Company type

Private

Founded year

1945

Operating status

Operating

Headcount range

51–100 employees

Short description

French public intercommunal syndicate founded in 1945 managing water, sanitation, flood prevention, and ecological preservation across 65 communes and 430,000 inhabitants in the Orge valley, Essonne, Île-de-France.

Ownership category

akta.pro rank

Product category

Public Water and Sanitation Services

NAICS

Water, Sewage and Other Systems (2213), Sewage Treatment Facilities (221320), Administration of Air and Water Resource and Solid Waste Management Programs (92411), Water Supply and Irrigation Systems (22131)

SIC

Water Supply (4941), Sanitary Services (4950), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Water Resources Administration (Watersheds, Rivers, Groundwater) (BPAIAMAE)

akta.pro secondary industries

Water Quality Monitoring, Compliance & Reporting (Sampling, Lab, Regulatory) (EUANAAAG), Water Resources, WASH & Integrated Water Management (BPADALAH), Water & Wastewater Compliance (NPDES/Stormwater, Pretreatment, Drinking Water/SDWA) (EUAHABAB), Water, Sanitation & Hygiene (WASH) (BPAGABAC)

Keywords

• Wastewater treatment services
• Flood risk management
• River basin management
• Public water sanitation
• Environmental education programs

Headquarters

HQ city

Viry-Châtillon

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Infrastructure, Operations, Others

Revenue model

1. Redevances d'assainissement: Service fees collected through water bills from users receiving syndicate services including collection, non-collective sanitation, transport, and treatment charges. These constitute the primary revenue stream for operational costs.
2. PFAC - Participation pour le Financement de l'Assainissement Collectif: Connection charge collected from property owners constructing buildings who benefit from existing sanitation infrastructure. Contributes to development and modernization of collective sanitation infrastructure.
3. Subventions Agence de l'Eau Seine-Normandie: European water agency funding for studies and construction work on water management and sanitation projects. Additional funding from Conseil régional d'Île-de-France, Conseil departmental de l'Essonne, and État (Fonds Barnier).

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

The Syndicat de l'Orge is a public intercommunal syndicate managing water resources, wastewater collection and treatment, flood prevention, and environmental protection across 65 communes and 11 intercommunalités in the Essonne department of Île-de-France, serving approximately 430,000 inhabitants. It operates 19 wastewater treatment stations, 25+ retention basins, 271 km of wastewater networks, and 80 pumping stations, while also running the Vigi'Orge flood alert system and the Goutedo environmental education program.

Product overview

Syndicat de l'Orge is a public water management organization serving 65 communes and 430,000 residents in the Orge river valley (Essonne, Île-de-France). The organization operates as a unified service portfolio rather than a commercial product platform, delivering five interconnected public services: (1) Vigi'Orge alert system for flood and pollution warnings, (2) wastewater collection and treatment infrastructure managing 271 km of networks and 19 treatment plants, (3) flood risk prevention with 26 retention basins, (4) environmental education through the Goutedo pedagogical program, and (5) natural habitat preservation spanning 450 hectares. Services are funded through water bill tariffs, subsidies from partner agencies, and participation fees, with no commercial product offerings.

Differentiator

Problem solved

Functional benefit

Brands

• Brigade de l'Orge: A patrol team of two agents who work year-round to patrol, raise awareness, prevent risks, and enforce regulations on the natural spaces of the territory.
• Vigi'Orge
• Goutedo

Products and services

• Vigi'Orge Alert System Automated alert and information dissemination service that notifies riverbank residents of flooding risks or pollution events via SMS and voice messages, using real-time water level sensors and telemetry monitoring across the Orge river and its tributaries.
• Wastewater Collection and Treatment Services Management of sanitation networks (271 km of wastewater, 135 km of stormwater), 19 wastewater treatment plants, and 80 pumping stations across 24 communes, providing collection, transport, and treatment of wastewater.
• Flood Risk Prevention and Management Comprehensive flood prevention infrastructure including 26 retention basins (3.5 million m3 total storage capacity), real-time water level monitoring, crisis management plans, and community preparedness support for 430,000 residents.
• Environmental Valley Enhancement Natural habitats strategy covering 450 hectares of natural spaces, including 81 actions for biodiversity preservation, river ecosystem restoration, hydromorphological restoration, and maintenance of 50 km of trails and 40+ access points.
• Goutedo Environmental Education Program Free environmental education toolkit featuring the Goutedo mascot, including booklets, videos, comics, and games for teaching children about water cycles, pollution, and river ecosystems, delivered to elementary and secondary schools in the territory.

Quantifiable outcome

• 19 wastewater treatment stations process 530,390 m3 of wastewater annually with continuous monitoring
• +4 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Eight partnerships are on record, tiered minor, core and major.

• International Solidarity - Niger and MadagascarminorStrategic or Co-development Partner · 1 January 1995Decentralized cooperation initiatives in Niger and Madagascar funded through the Oudin-Santini Law allowing up to 1% of water and sanitation budget for international development actions.
• DDT (Direction départementale des territoires)coreStrategic or Co-development PartnerDepartmental land directorate providing regulatory oversight, authorization processing, and coordination on territorial planning matters.
• DRIEAT (Direction régionale et interdépartementale de l'aménagement et des transports)coreStrategic or Co-development PartnerRegional and interdepartmental directorate overseeing environmental regulations, water policy compliance, and territorial development coordination.
• Office Français de la BiodiversitémajorStrategic or Co-development PartnerFrench biodiversity agency providing expertise and support for species protection, ecological monitoring, and biodiversity conservation initiatives.
• Cœur d'Essonne AgglomérationmajorStrategic or Co-development PartnerLead coordinator of the SESAME program (Soutenir l'Espace Agricole Durable et Mauova) supporting sustainable and local agriculture in the Orge watershed, with over 50 partner organizations.
• SAGE Orge-YvettecoreStrategic or Co-development PartnerSchéma d'Aménagement et de Gestion des Eaux governing water resource management across 65 communes, setting objectives for ecological and chemical status of water bodies.
• SAGE Nappe de BeaucecoreStrategic or Co-development PartnerWater management scheme covering 41 communes addressing groundwater resources and aquifer protection in the Beauce region.
• Fédération de pêche de l'EssonneminorStrategic or Co-development PartnerAngling federation providing guidance on fishing regulations, AAPPMA associations, and fishing card sales for recreational fishing on managed waters.

Scale indicators10 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Syndicat Intercommunal d'Assainissement de la Vallée de la Bièvre (SIAVB): Neighboring French public syndicate managing wastewater and watercourses in the Bièvre valley south of Paris. Same legal form, same redevance funding model, and overlapping ecological/biodiversity preservation mandate in the same Île-de-France region.
• SEDIF (Syndicat des Eaux d'Île-de-France): Public syndicate supplying drinking water to ~4 million inhabitants across Île-de-France. Same legal form (syndicat mixte), same territorial water-utility mandate, and same reliance on redevance-based funding and agency subsidies.
• Eau de Paris: Municipal public water utility operating drinking water production and distribution for the City of Paris. Comparable public-entity water management model with redevance funding and long-term infrastructure stewardship.
• EPTB Seine Grands Lacs: Public territorial basin establishment managing flood prevention and water resource regulation on the Seine upstream of Paris. Closely comparable mandate in flood-risk infrastructure (reservoirs, retention) and ecological watercourse management.
• SIAAP (Syndicat Interdépartemental pour l'Assainissement de l'Agglomération Parisienne): Public interdepartmental syndicate managing wastewater collection and treatment for the Paris agglomeration. Directly comparable public utility structure performing wastewater treatment and river-water quality management at a larger metropolitan scale.

Others

• Agence de l'Eau Seine-Normandie: French basin agency providing grants and policy oversight for water management in the Seine-Normandie watershed. Functions as the primary funding and regulatory counterpart of Syndicat de l'Orge; comparable for understanding public-finance flows in French water management.
• Office Français de la Biodiversité (OFB): French national biodiversity agency acting as a strategic partner of the syndicate on ecological monitoring and species protection. Comparable public-sector actor with overlapping environmental-mission focus but national regulatory scope rather than territorial service delivery.

Broad incumbents

• Suez Eau France: Major French private water and wastewater utility operating municipal concessions nationwide. Comparable service scope (treatment, networks, customer service) under a private-delegation model that contrasts with the in-house public syndicate model.
• SAUR: French private water and wastewater operator serving municipalities through délégations de service public. Comparable service portfolio (water + sanitation + customer billing) and competes for technical-assistance contracts of smaller public syndicates.
• Veolia Eau France: Largest French private water and wastewater operator running delegated service contracts (DSP) for municipalities. Competitor for technical operation of treatment plants and networks, though operating under private concession model rather than public-entity mandate.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/760257997392691
• LinkedInlinkedin.com/company/syndicat-de-l'orge-de-la-remarde-et-de-la-predecelle-syorp-

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

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 Syndicat de l'Orge