What Syaden does

Syaden (Syndicat Audois d'énergies & du numérique) is a French public territorial syndicate (syndicat mixte) founded in 2010 and headquartered in Carcassonne, mandated to deliver public energy and digital infrastructure services to all 381 communes of the Aude department. It operates through three divisions: Réseaux d'énergies (electricity distribution in partnership with ENEDIS, public lighting management, and the 112-station REVEO public EV charging network), Territoires Connectés (FTTH fiber optic deployment across 148,315+ eligible premises with 65,888+ subscribers, THD Radio broadband, a LoRaWAN IoT network, and the Symphonie AI fire-detection camera project), and Transition Énergétique (group electricity/gas purchasing for 429 member collectivities covering 8,765 sites and 127 GWh/year, biomass district heating including the 5 M€ Limouxin network, photovoltaic deployment, and renewable thermal mission support). Its core technology stack combines a public fiber and wireless broadband network, a low-power LoRaWAN IoT layer, computer-vision-enabled fire detection, smart water metering (23,000 connected meters), and short-circuit renewable energy production (300 kWc solar PV powering EV charging). The organization is publicly funded through member contributions, French State and regional subsidies (ADEME, Region Occitanie, FEDER, Fund Vert), and infrastructure co-investment with ENEDIS. It does not sell commercial products — its 'customers' are member communes and public institutions, served through four operational directions staffed by 11-50 employees plus outsourced partners (Axione/Bouygues for fiber, Alsatis for THD Radio, Emeraude THD for fiber exploitation, Paratronic for AI cameras). It controls two operating vehicles: SEM ELO (Énergies Locales d'Occitanie) for 100% publicly governed renewable energy production, and SEMOP SITI 11 (with Ubicité, Alsatis, and CitéConnect) for smart sustainable territory solutions, the latter having won a 2024 regional digital economy award.

Name

Syaden

Legal name

SYADEN - Syndicat Audois d'énergies & du numérique

Website

https://syaden.net

Company type

Private

Founded year

2010

Operating status

Operating

Headcount range

11–50 employees

Short description

Syaden is a French public territorial syndicate mandated to deliver energy and digital infrastructure services to all 381 communes of the Aude department, operating fiber optic networks, EV charging stations, biomass district heating, solar PV, and AI fire detection through member contributions and public subsidies.

Ownership category

akta.pro rank

Product category

Public Energy and Digital Infrastructure Services

NAICS

Utilities (221)

SIC

Electric, Gas & Sanitary Services (4900), Gas & Other Services Combined (4932)

akta.pro primary industry

Retail Supply + DER/Virtual Power Plant Bundles (Solar, Storage, DR) (EUAGABAI)

akta.pro secondary industries

DER Dispatch, Aggregation & Virtual Power Plant (VPP) Integration (EUADALAI), DER Monitoring, Telemetry & Communications (IEEE 2030.5, DNP3, SunSpec) (EUADALAD)

Keywords

• Public energy services
• Digital infrastructure deployment
• Renewable thermal energy
• Fiber optic networks
• Municipal energy transition

Headquarters

HQ city

Carcassonne

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Public service mandate and infrastructure management: Syaden operates as the designated public energy and digital infrastructure authority for the Aude department, managing electricity distribution, public lighting, broadband networks, and renewable energy projects on behalf of member collectivities. Funding derives from member contributions, government subsidies, and public works budgets.
2. Group purchasing facilitation (groupements d'achat): Syaden coordinates aggregated electricity and gas procurement for 429 member local authorities representing 8,765 sites and 127 GWh/year. The group purchasing scheme generates administrative efficiencies and optimization of public budgets for member communes.
3. Renewable energy installations and operation: Syaden, through its SEM ELO, develops, finances, and operates renewable energy assets including ground-mounted solar PV (300 kWc at Laroque-de-Fa), biomass boilers, and electric vehicle charging infrastructure. Revenues derive from energy sales and charging fees, with surplus valorized through short-circuit energy mechanisms.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels7 records

Core offering

Syaden is a public territorial syndicate (syndicat mixte) serving all 381 communes of the Aude department in France. It manages public energy and digital infrastructure services including electricity distribution network modernization with ENEDIS, public lighting diagnostics and financing, fiber optic (FTTH) and THD Radio broadband deployment, a public EV charging network (REVEO), LoRaWAN IoT connectivity, biomass district heating (Réseau de chaleur bois du Limouxin), photovoltaic installations, and aggregated energy purchasing (429 member collectivities / 8,765 sites / 127 GWh per year).

Product overview

Syaden is a public territorial union (syndicat mixte) serving all municipalities in the Aude department of southern France, operating as an infrastructure developer and energy/digital services provider across three interconnected divisions: Réseaux d'énergies (energy networks covering electricity distribution, public lighting, and EV charging via REVEO), Territoires Connectés (connected territories spanning fiber optic FTTH deployment, THD Radio broadband, the LoRaWAN IoT network, and smart territory solutions including the Symphonie AI fire-detection project), and Transition énergétique (energy transition encompassing collective purchasing, electrical and thermal renewable energy projects such as the Limouxin wood heating network, and building energy renovation support). The portfolio includes named offerings such as the Distribution d'électricité, Éclairage public, Mobilité décarbonée (REVEO network), Fibre Optique, THD Radio, Territoires intelligents et durables (Symphonie), Réseaux de chaleur bois du Limouxin, and the SEMOP SITI 11 subsidiary, all serving local authorities and public institutions.

Differentiator

Problem solved

Functional benefit

Products and services

• Distribution d'électricité (Electricity Distribution) Public electricity distribution network management and modernization for all 381 communes of the Aude department, delivered in partnership with ENEDIS for climate resilience and integration of new energy sources by 2050.
• Éclairage public (Public Lighting Management) Public street lighting services for municipalities including energy diagnostics, lamp replacement programs, financing support, and lighting extinction policy advisory to reduce public energy consumption.
• Mobilité décarbonée - REVEO EV Charging Network Deployment and operation of the public REVEO electric vehicle charging network across the Aude department, comprising 112+ charging points partially powered by direct-valorization from locally produced 300 kWc solar energy.
• Fibre Optique (FTTH Public Broadband Network) Public optical fiber deployment and connectivity service covering all 381 communes of the Aude department, targeting 102,000 lines in Phase 1 and providing connectivity to 148,315+ eligible premises with 65,888+ active fiber subscribers. Project value of 91 M€.
• THD Radio (Very High-Speed Wireless Broadband) Very high-speed radio internet service (up to 30 Mb/s) serving rural and poorly connected communes as an interim broadband solution pending fiber rollout, built and operated in partnership with Alsatis Réseaux.
• Territoires Intelligents et Durables - Symphonie AI Fire Detection Smart and sustainable territory solutions including the Symphonie AI-powered fire detection camera network (Paratronic technology), building management systems (GTB), and 23,000 connected water meters deployed via LoRaWAN infrastructure.
• Réseau LoRaWAN (IoT Connectivity Network) Low-power wide-area IoT network built by SYADEN enabling smart device connectivity for water management (23,000 communicating meters), environmental sensors, and connected infrastructure across the department.
• Achats mutualisés (Collective Energy Purchasing) Aggregated collective purchasing services for electricity and gas procurement serving 429 member municipalities and 8,765 sites, delivering competitive pricing through bulk aggregation and tendered contracts (main supplier EDF for 2025-2026).
• ENR Électriques (Electrical Renewable Energy Projects) Electrical renewable energy services including rooftop and ground-mounted photovoltaic installations, agrivoltaic projects, and solar canopies for municipalities, developed through SEM ELO (Énergies Locales d'Occitanie). Flagship 300 kWc plant at Laroque-de-Fa.
• Mission Chaleur Renouvelable (Renewable Thermal Energy Mission) Renewable thermal energy services including wood-energy biomass boilers (wood chip and pellet systems), geothermal installations, and solar thermal water heating, with turnkey project support covering feasibility, subsidy filing, and 3-year construction follow-up for 3 years.
• Réseau de chaleur bois du Limouxin (Biomass District Heating Network) Urban wood-fired biomass district heating network in Limoux with 2 MW capacity across 3 km of buried pipes, supplying 78,000 m² of public buildings (housing, schools, hospitals) with 5,000 MWh of renewable thermal energy annually at 99.4% biomass-only production. Avoids 1,890 tonnes CO2 per year.

Quantifiable outcome

• 429 member collectivities in group purchasing scheme; 8,765 sites; 127 GWh/year of energy managed
• +7 more outcomes

Named customers10 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature5 records

Partnerships

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

• ENEDIScoreStrategic or Co-development Partner · 27 April 2026Long-standing partners, Syaden and ENEDIS have formalized their investment commitments for the Aude department. This major partnership aims to modernize electricity distribution networks to withstand climate hazards (storms, fires) and integrate new energy sources by 2050. The action plan covers climate adaptation, network resilience, infrastructure modernization, and energy transition support.
• ADEME OccitaniecoreStrategic or Co-development PartnerSyaden constructed a territorial renewable thermal energy partnership with ADEME Occitanie via the 'Contrat ENR thermiques territorial'. This contract provides technical and financial support for renewable thermal projects including wood-energy, geothermal, and solar hot water. ADEME supports both study and construction phases.
• AlogeamajorStrategic or Co-development PartnerSocial housing provider partner within the ADEME Occitanie renewable thermal contract, contributing to the development of biomass and renewable thermal projects serving social housing complexes.
• Carcassonne AgglomajorStrategic or Co-development PartnerMunicipal local authority partner in the renewable thermal energy partnership with ADEME Occitanie, contributing to biomass heating and energy transition projects.
• Conseil Départemental de l'AudemajorStrategic or Co-development PartnerDepartmental council partner co-financing renewable energy projects including the Limouxin wood district heating network and public building renovation programs, including Fund Vert initiatives.
• Habitat AudoismajorStrategic or Co-development PartnerSocial housing provider contributing to renewable thermal projects within the ADEME Occitanie territorial contract for the Aude.
• Hôpital de CarcassonnemajorStrategic or Co-development PartnerHospital partner within the renewable thermal energy partnership, engaged in transitioning healthcare facilities to renewable heating solutions.
• Le Grand NarbonnemajorStrategic or Co-development PartnerMajor intercommunal structure partner in the ADEME Occitanie renewable thermal contract, advancing biomass and renewable thermal solutions across the Narbonne metropolitan area.
• CIAS CarcassonneminorStrategic or Co-development PartnerLocal social action center partner within the renewable thermal energy partnership contributing to energy transition projects serving vulnerable populations.
• Parc Naturel de la NarbonnaiseminorStrategic or Co-development PartnerNatural park authority partner in the ADEME Occitanie renewable thermal energy contract, supporting renewable energy projects within the Mediterranean wetland natural park territory.
• Banque des Territoires / France 2030coreStrategic or Co-development PartnerSyaden's 'Symphonie' project was selected as a national winner of the 'Territoires Intelligents et Durables' (TID) call for projects organized by Banque des Territoires under France 2030. This provides major funding and national recognition for the smart territory initiative.
• SITI 11 (SEMOP)coreStrategic or Co-development PartnerSITI 11 is a SEMOP (Société d'Économie Mixte à Opération Unique) created as a strategic partnership between Syaden, UBI Cite, Alsatis Réseaux, and CitéConnect to develop digital and ecological transition tools for Aude municipalities. Recognized with a regional digital economy award in 2024.
• UbicitémajorStrategic or Co-development PartnerCo-shareholder with Syaden in SITI 11 SEMOP, contributing smart connected solutions for territorial digital and ecological transition.
• Alsatis RéseauxcoreTechnology or IntegrationKey technology partner for THD Radio deployment and fiber optic rollout in the Aude. Alsatis Réseaux constructs and operates the THD Radio network and participates in the SITI 11 SEMOP for smart territory solutions. Also partner in the connected fire detection camera network (Symphonie project).
• CitéConnectmajorStrategic or Co-development PartnerCo-shareholder in SITI 11 SEMOP alongside Syaden, bringing smart connected solutions to support digital transition of Aude municipalities.
• ParatronicmajorTechnology or IntegrationTechnology partner providing AI-enabled fire detection camera systems for the Symphonie project. Cameras combining video surveillance and artificial intelligence are installed at watchtower sites (Opoul Perillos and Moussan) to provide wildfire early warning.
• SelfeemajorTechnology or IntegrationSelected as supplier/aggregator for the innovative short-circuit energy mechanism at Laroque-de-Fa, linking 300 kWc solar PV production directly to REVEO EV charging stations. Also selected for the 2025-2026 electricity group purchasing contract to supply local renewable electricity.
• EDFmajorChannel Partner/ Reseller/ DistributorAwarded the main electricity supply contract for the group purchasing scheme (2025-2026), providing competitive electricity pricing to 429 member collectivities across 8,765 sites.
• Axione / Bouygues Énergie & ServicesmajorImplementation/ SI/ Consulting PartnerMain contractor and local employer deploying fiber optic infrastructure across the Aude. Axione (Bouygues group) operates in the Carcassonne area and supports approximately 500 direct local jobs in the fiber deployment project.
• Emeraude THD (Altitude Infrastructure)majorChannel Partner/ Reseller/ DistributorExploitation partner for the public fiber optic network, responsible for commercializing fiber services to end users and managing the operator relationships across the 102,000-line rural fiber deployment.
• Les Petits Débrouillards OccitanieminorStrategic or Co-development PartnerScience mediation association partnering with Syaden to deliver renewable energy awareness workshops in Aude primary schools, reaching 7 schools. Part of the 'Les Générateurs' initiative funded by ADEME.
• SEM ELO (Énergies Locales d'Occitanie)coreStrategic or Co-development PartnerSyaden's SEM (Société d'Économie Mixte) developing and operating 100% locally governed renewable energy projects. First project: 300 kWc ground-mounted solar PV at Laroque-de-Fa, with energy valorized via short-circuit mechanism to REVEO EV charging stations.
• France RenouvelablesminorStrategic or Co-development PartnerNational renewable energy association co-organizing seminars on onshore wind energy in Occitanie with Syaden and the Les Générateurs regional network.

Scale indicators9 records

Recent moves7 records

Expansion highlights5 records

Market position

Competitive moat5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@SYADEN11
• Facebookfacebook.com/syaden.aude
• LinkedInfr.linkedin.com/company/syaden-11
• Instagraminstagram.com/syaden11/?hl=fr
• Xx.com/SYADEN_11

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries2 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 Syaden