What Cozynergy does

Cozynergy is a French private company founded in 2013 and headquartered in Toulouse that acts as a prime contractor for residential energy renovation projects, serving individual homeowners (propriétaires) across all 12 of France's major metropolitan regions. The company does not sell proprietary hardware or software; instead, it coordinates the full project lifecycle — free thermal diagnosis, work recommendations, supplier selection, installation by RGE-certified partner installers, certification, and administration of state subsidies (MaPrimeRénov', CEE, éco-PTZ) — and monetizes through service fees embedded in the total project cost.

The service catalog spans five work categories: insulation (walls, roofs, floors, attics via both interior and exterior methods including sarking), heating (air-water and air-air heat pumps, pellet/wood boilers and stoves, condensing gas boilers, thermodynamic water heaters, low-consumption electric radiators), solar photovoltaic (panels, battery storage, solar water heaters), ventilation (single-flux VMC, double-flux VMC with heat recovery, decentralized VMR), and windows/doors (double/triple glazing, rolling shutters, entry doors). Civil liability and decennial warranties are insured by Groupama, and the offering is formally positioned as 'a service offered by' Banque Populaire and Caisse d'Épargne (BPCE group), embedding Cozynergy into a major French retail banking distribution and financing ecosystem.

Go-to-market is sales-led through 12 owned regional agencies (Paris, Lyon, Marseille, Toulouse, Bordeaux, Nantes, Lille, Rouen, Nancy, Rennes, Dijon, plus the Toulouse HQ region), each staffed with dedicated Chargés de Projets who convert website simulator leads and callback requests into managed projects. The company generates demand through an extensive content-driven blog (conseils-subventions), active organic social media, and earned media (M6, BFM Business, Les Echos, La Tribune). The current owner relationship with BPCE as the named partner, the absence of any disclosed equity round since 2017, and the lack of in-house AI or proprietary technology indicate a capital-light, partner-orchestration model rather than a venture-backed tech platform.

Name

Cozynergy

Legal name

Cozynergy

Website

https://cozynergy.com

Company type

Private

Founded year

2013

Operating status

Operating

Headcount range

51–100 employees

Short description

Cozynergy is a French prime contractor that coordinates end-to-end residential energy renovation projects (insulation, heating, ventilation, solar, windows) for individual homeowners across 12 regional agencies in France, monetizing via service fees embedded in total project cost.

Ownership category

akta.pro rank

Product category

Residential Energy Renovation Services

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (23822), Plumbing, Heating, and Air-Conditioning Contractors (238220)

SIC

General Bldg Contractors - Residential Bldgs (1520), Construction - Special Trade Contractors (1700)

akta.pro primary industry

Renovation, Remodeling & Tenant Improvements (General Contracting) (IMAFAAAE)

akta.pro secondary industries

New Construction HVAC Rough-In & Final Set (Residential/Light Commercial) (HSAOAGAL), Full Gut Renovation (Studs-Out Remodel) (HSAPAEAA)

Keywords

• Energy renovation services
• Home insulation
• Heat pump installation
• Solar photovoltaic
• Residential HVAC

Headquarters

HQ city

Toulouse

HQ country

France

HQ region

Europe

Offices11 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Rénovation énergétique services: Cozynergy acts as a prime contractor for energy renovation projects for private homeowners. The company manages the full project lifecycle (diagnostic, recommendation, works, certification, subsidy assistance) and coordinates certified partner installers. Revenue derives from service fees embedded in the total project cost of the installation works performed.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Cozynergy acts as a prime contractor for residential energy renovation projects in France, managing the entire project lifecycle from free thermal diagnosis and work recommendations through installation by RGE-certified partner installers to certification and subsidy filing. The company delivers insulation (walls, roofs, floors, attics), heating (heat pumps, boilers, stoves), ventilation (VMC systems), windows and doors, and solar photovoltaic installations, embedding service fees within the total project cost of the works performed.

Product overview

Cozynergy is a French residential energy renovation company operating as a service provider rather than a software platform. The company offers a comprehensive portfolio of renovation services organized around five core categories: (1) Insulation services covering exterior/interior walls, roofs, floors, and attics; (2) Heating solutions including air-water heat pumps, reversible air-air heat pumps, pellet/wood boilers, condensing gas boilers, thermodynamic water heaters, and low-consumption electric radiators; (3) Solar photovoltaic systems with panels, batteries, and solar water heaters; (4) Ventilation services including single-flow VMC, double-flow VMC with heat recovery, and decentralized extractors; and (5) Window and door replacements with rolling shutters and entry doors. The offering is delivered through 12 regional agencies across France, with services including free thermal diagnosis, installation by RGE-certified partners, and certification with Groupama decennial warranties. The company also provides access to financial aids including MaPrimeRénov', CEE certificates, and zero-interest loans.

Differentiator

Problem solved

Functional benefit

Products and services

• External Wall Insulation External wall insulation service that improves thermal performance and reduces energy losses through building walls, delivered for private homeowners.
• Internal Wall Insulation Internal wall insulation service that enhances thermal comfort and reduces heat transmission through walls, delivered for private homeowners.
• Sloping Roof (Rampants) Insulation Insulation of pitched roof rafters (rampants) for thermal performance improvement in pitched roof spaces, delivered for private homeowners.
• Lost Attic Insulation Lost attic / loft insulation service for unoccupied attic spaces to prevent heat loss, delivered for private homeowners.
• Floor / Basement Insulation Floor and basement insulation service to reduce heat loss through ground floor structures, delivered for private homeowners.
• Roof Sarking Insulation Roof sarking insulation system installed on the outside of the roof structure for optimal thermal bridging reduction, delivered for private homeowners.
• Air-to-Water Heat Pump Installation Air-to-water heat pump installation providing efficient heating and domestic hot water production, delivered for private homeowners.
• Air-to-Air Heat Pump Installation Air-to-air reversible heat pump installation providing both heating and cooling capabilities, delivered for private homeowners.
• Pellet Boiler Installation Pellet boiler installation for biomass heating solutions, delivered for private homeowners.
• Pellet Stove Installation Pellet stove installation for supplemental biomass heating, delivered for private homeowners.
• Wood Stove Installation Wood stove installation for alternative heating solutions, delivered for private homeowners.
• Condensing Gas Boiler Installation High-efficiency condensing gas boiler installation for modern heating systems, delivered for private homeowners.
• Thermodynamic Water Heater Installation Thermodynamic water heater installation combining heat pump technology with hot water storage, delivered for private homeowners.
• Low-Consumption Electric Radiator Installation Low-consumption electric radiator installation for efficient electric heating, delivered for private homeowners.
• Solar Photovoltaic Panel Installation Solar photovoltaic panel installation for electricity generation and self-consumption, delivered for private homeowners.
• Solar Battery Storage Installation Solar battery storage system installation for increased energy independence and self-consumption optimization, delivered for private homeowners.
• Solar Thermal Water Heater Installation Solar thermal water heater installation using sunlight to preheat domestic hot water, delivered for private homeowners.
• Single-Flow Mechanical Ventilation (VMC SF) Single-flow mechanical ventilation system installation for air renewal in residential buildings, delivered for private homeowners.
• Double-Flow Heat Recovery Ventilation (VMC DF) Double-flow heat recovery ventilation system installation for efficient air renewal with heat recovery, delivered for private homeowners.
• Decentralized Extract Ventilation (VMR) Decentralized mechanical ventilation with individual extractors for targeted humidity control, delivered for private homeowners.
• Window and French Door Replacement Window and French door replacement with double or triple glazing for improved thermal and acoustic insulation, delivered for private homeowners.
• Roller and Hinged Shutter Installation Roller shutters and hinged shutters installation for thermal insulation and security, delivered for private homeowners.
• Entry Door Replacement Entry door replacement for improved security and thermal performance, delivered for private homeowners.
• Comprehensive Whole-House Energy Renovation Comprehensive whole-house energy renovation combining multiple insulation, heating, and ventilation improvements for major energy performance gains, delivered for private homeowners.
• Free Thermal Diagnosis and Project Simulation Free thermal assessment including energy balance, work recommendations, quotes, energy savings calculation, and eligible aid determination, plus online project simulation to estimate project costs, available subsidies, and potential energy savings for private homeowners.

Quantifiable outcome

• Up to 15% energy savings from replacing windows, doors, and shutters
• +6 more outcomes

Named customers5 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• GroupamasupportingOthersGroupama provides civil liability and decennial insurance guarantees for Cozynergy's installations. The company states: 'Vous avez l'esprit tranquille car nous certifions la qualité de votre installation et selon les produits, nous en assurons la maintenance. Vous bénéficie alors de toutes les garanties civiles et décennales assurées par Groupama.' (You have peace of mind because we certify the quality of your installation and, depending on the products, we provide maintenance. You benefit from all civil and decennial guarantees insured by Groupama.)

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Effy: Effy (formerly Quelle Énergie) is one of France's largest digital-first residential energy renovation platforms, offering insulation, heating and solar projects with subsidy handling. It is the closest direct competitor to Cozynergy in product scope and target customer, though it operates with a leaner, more digital go-to-market.
• Hello Watt: Hello Watt is a French energy home-services platform covering electricity/gas supply, solar, heat pumps, insulation and home renovation with an end-to-end digital funnel. It competes head-to-head with Cozynergy for the same homeowner, particularly on solar PV and heat pump projects.
• Camif Habitat: Camif Habitat is a French home renovation platform offering whole-home renovation, energy upgrades and project management through a network of local artisans. It is a direct competitor to Cozynergy on the 'rénovation globale' proposition and the homeowner pain points addressed.

Broad incumbents

• Izi by EDF: Izi by EDF is the EDF group's home-energy services arm, offering insulation, heating, ventilation, solar and EV charging to French homeowners with utility-grade trust. It is a broad incumbent competitor with much greater scale and balance sheet than Cozynergy.
• ENGIE Home Services: ENGIE Home Services (formerly Savelys) is the ENGIE group's residential heating, insulation and maintenance franchise, operating through a network of regional agencies. Like Cozynergy, it provides end-to-end energy renovation through a regional-agency model, but it carries the ENGIE brand and installed base.
• EDF Solutions Solaires: EDF's residential solar subsidiary sells and installs photovoltaic and battery systems across France, overlapping Cozynergy's solar product line. As a utility affiliate it competes on trust, scale and financing rather than on the full renovation bundle.
• HomeServe: HomeServe is a French home-services and energy-efficiency provider offering heating, plumbing and renovation services to households, frequently through insurance and bank partnerships. Its distribution model via bank partners closely mirrors Cozynergy's BPCE alignment, making it a relevant comparable for the B2B2C channel strategy.
• TotalEnergies Home Services: TotalEnergies' home-services line markets and installs residential heating, insulation, solar and EV charging solutions in France. As a major energy major it competes on brand and cross-sell, especially for higher-ticket heat pump and PV projects.

Regional players

• Proxiserve: Proxiserve (Veolia subsidiary) provides residential and multi-family heating, hot water and energy renovation services primarily across France. It overlaps Cozynergy on boiler, heat pump and energy efficiency projects but is more focused on the social-housing and multi-family segment.

Emerging players

• In Sun We Trust: In Sun We Trust is a French digital-first solar installer operating across France with a subscription-style offer. It is a more narrowly scoped emerging competitor to Cozynergy's solar PV product line, with a pure-play digital model rather than a regional-agency footprint.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/cozynergy
• YouTubeyoutube.com/@Cozynergy-Officiel
• Facebookfacebook.com/cozynergy
• LinkedInlinkedin.com/company/cozynergy
• Instagraminstagram.com/cozynergy

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds2 records

Investors2 records

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 Cozynergy