CTAO
CTAO is a family-founded French energy renovation contractor that delivers turnkey insulation, heating, joinery, electrical and large-scale renovation services to homeowners and professionals across nine Grand Ouest departments, holding full RGE Qualibat certifications and acting as an authorised mandataire to manage government subsidy dossiers on behalf of clients.
- Company typePrivate
- Founded2002
- HeadquartersNotre-Dame-d'Allençon, France
- Headcount11–50
- GTM typeB2B and B2C
- OfferingServices
What CTAO does
CTAO (Centre de Travaux Angers Ouest) is a French family-founded energy renovation contractor established in 2002 and headquartered in Notre-Dame-d'Allençon (commune of Terranjou, Maine-et-Loire), roughly 15 minutes from Angers. The company delivers a multi-trade home renovation service covering insulation (attics, rafters, interior/exterior walls, floors), joinery (windows, doors, pergolas, gates), heating (heat pumps, thermodynamic water heaters, wood stoves), general electrical work, photovoltaic, EV charging (IRVE), mechanical ventilation (VMC), plumbing, and large-scale comprehensive renovation (rénovation d'ampleur). It holds the full stack of RGE Qualibat qualifications — QualiPV, QualiPAC, QualiSOL, QualiBOIS and Qualit'EnR — which are mandatory for client access to national energy subsidies.
CTAO serves two primary customer segments: individual residential homeowners (particuliers) and professional clients (professionnels / B2B) across nine departments of the Grand Ouest region (Maine-et-Loire, Sarthe, Mayenne, Loire-Atlantique, Vendée, Deux-Sèvres, Vienne, Indre-et-Loire, Ille-et-Vilaine). Its key commercial differentiator is the role of authorised administrative and financial mandate (mandataire agréé): CTAO assembles, verifies and submits subsidy dossiers for MaPrimeRénov', CEE, and éco-PTZ on behalf of clients, and directly nets the aid amounts off the project invoice, removing the requirement for upfront client cash outlay. Operations are supported by roughly 70 collaborators across nine departments, including three named B2B technico-commercials, project conductors, and field installation teams, with strategic partnerships supplying windows (Terres de Fenêtre) and an online renovation simulator (Go-Kelvin) for lead generation.
Revenue is generated through quote-based, project-by-project professional services contracts, with average project sizes that can range up to €70K under the MaPrimeRénov' Parcours Accompagné subsidy envelope. The company is privately held with no disclosed institutional investors, no M&A activity, and no public listing. Customer acquisition combines digital channels (website quote forms, blog content marketing, organic social), offline channels (regional trade shows, radio, billboards), and a referral programme (parrainage). Pricing is not publicly disclosed and varies by surface, materials, and work scope.
CTAO firmographics
Firmographics- Name
- CTAO
- Legal name
- CTAO
- Website
- https://ctao.fr
- Company type
- Private
- Founded year
- 2002
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- CTAO is a family-founded French energy renovation contractor that delivers turnkey insulation, heating, joinery, electrical and large-scale renovation services to homeowners and professionals across nine Grand Ouest departments, holding full RGE Qualibat certifications and acting as an authorised mandataire to manage government subsidy dossiers on behalf of clients.
- Ownership category
- akta.pro rank
Where CTAO is headquartered
LocationHeadquarters
- HQ city
- Notre-Dame-d'Allençon
- HQ country
- France
- HQ region
- Europe
Offices2 records
Markets served
CTAO business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Supply Chain, Others
Revenue model
- Energy Renovation Services: CTAO generates revenue through the provision of renovation services including insulation, carpentry, heating, electrical, and plumbing works. Services are sold on a project-by-project basis, with quotes based on technical assessments. As a mandated administrative and financial agent, CTAO also handles subsidy disbursements on behalf of government programs (MaPrimeRénov', CEE, éco-PTZ), deducting aid amounts directly from client invoices.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Free technical site visit with no obligation |
| Outcome Based/ Performance | Multi-year contract | MaPrimeRénov' Parcours Accompagné (Comprehensive Renovation Path) |
| Outcome Based/ Performance | Multi-year contract | MaPrimeRénov' Rénovation par Geste (Per-Gesture Renovation) |
| Outcome Based/ Performance | Multi-year contract | Éco-PTZ (Zero-Rate Eco-Loan) |
| Outcome Based/ Performance | Pay-as-you-go | CEE (Energy Savings Certificates) |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels6 records
CTAO product offering
Product offeringCore offering
CTAO is a turnkey home energy renovation company that delivers insulation, carpentry, heating, electrical, plumbing, and large-scale renovation services across nine departments in the Grand Ouest region of France. As an authorized administrative and financial mandate (mandataire agréé), CTAO prepares, submits, and manages all government subsidy dossiers (MaPrimeRénov', CEE, éco-PTZ) on behalf of clients and directly deducts aid amounts from project quotes. Services span attic insulation, external and internal wall insulation, heat pumps, photovoltaic panels, EV charging stations, mechanical ventilation, and complete multi-trade renovation projects.
Product overview
CTAO is a comprehensive home energy renovation service company offering an integrated portfolio of insulation, joinery, heating, electrical, plumbing, and large-scale renovation services across 9 departments in Western France. The company provides a turnkey service (clé en main) combining technical execution with administrative support for financial aid management. Core offerings include attic and wall insulation (interior/exterior), heat pumps, photovoltaic panels, windows and doors (via Terres de Fenêtre partnership), EV charging stations, and complete renovation projects. CTAO operates as both service provider and financial aid administrator (mandataire), directly deducting subsidies from quotes and managing dossiers from study through project completion.
Differentiator
Problem solved
Functional benefit
Products and services
- Attic Insulation (Isolation des Combles)
Quantifiable outcome
- Up to 30% reduction in heat loss through proper attic/combles insulation
- +7 more outcomes
Companies that use CTAO
Customer profileNamed customers4 records
Segments2 records
Ideal customer profiles2 records
CTAO technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
CTAO partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core and minor.
- Terres de FenêtrecoreCTAO partners with Terres de Fenêtre, a recognized French manufacturer of custom-made windows and doors. Terres de Fenêtre provides CTAO with a range of high-performance windows in PVC, aluminum, and wood (including mixed wood-aluminum options), as well as double and triple-glazed units. CTAO recommends Terres de Fenêtre products as part of its carpentry and insulation offerings, and the partnership enables CTAO to deliver complete window replacement projects with French-made quality and design variety.
- France Rénov'minorCTAO references the public service France Rénov' (france-renov.gouv.fr) as a complementary resource for clients seeking neutral, free, and independent advice on energy renovation. CTAO clarifies that it is not affiliated with France Rénov' but directs clients to this service as a trustworthy reference for guidance on subsidies and renovation planning.
- Go-KelvinCTAO uses Go-Kelvin's online renovation simulator on its website, accessible at app.go-kelvin.com/simulator/ctao/new. This tool allows prospective clients to simulate their renovation projects and discover available financial aids. The simulator is integrated into CTAO's website as a lead generation and customer engagement tool.
Scale indicators3 records
Recent moves6 records
Expansion highlights6 records
CTAO competitors and assessment
Company assessmentDirect peers
- Camif Habitat: National network of local renovation contractors coordinating multi-trade home projects for French homeowners. Comparable multi-trade turnkey home-renovation proposition and reliance on local certified installers.
- Effy: Leading French energy-renovation platform that connects homeowners to certified contractors and handles subsidy paperwork end-to-end. Directly comparable to CTAO's bundled turnkey + administrative role.
- Quelle Energie: French platform providing energy-renovation information, subsidy simulations, and certified-installer connections to homeowners. Comparable in subsidy-handling and customer-acquisition approach to CTAO.
- Hellio: French energy-efficiency specialist that administers subsidies (CEE, MaPrimeRénov') on behalf of households and orchestrates a network of certified installers. Highly comparable mandate-driven, multi-trade home-renovation model to CTAO.
- illiCO travaux: French franchise-style renovation project-management network serving homeowners across multiple regions with multi-trade coordination. Closely comparable to CTAO's single-point-of-contact model across trades.
Broad incumbents
- ENGIE Home Services: ENGIE's residential energy-services subsidiary providing heating, insulation, and renewable installations nationwide. Larger incumbent with overlapping service lines (heat pumps, insulation, regulatory certifications) to CTAO.
- Izi by EDF: EDF's residential home-energy-services arm offering insulation, heating, PV, and EV-charging installations across France. Broader incumbent with utility-backed scale that overlaps CTAO's PV, heat-pump, and insulation lines.
- TotalEnergies Home Services: TotalEnergies' home-services division offering heating, plumbing, and electrical work to French households. National incumbent with adjacent trades overlap rather than CTAO's insulation-led specialization.
Emerging players
- Les Companions: French renovation startup focused on home-energy retrofits with a digital-first customer experience. Emerging player with partial overlap to CTAO's energy-renovation proposition and subsidy-driven demand model.
Others
- Terres de Fenêtre: French window/door manufacturer and existing CTAO partner. Adjacent ecosystem participant (supplier) rather than direct competitor, but its carpentry offering intersects with CTAO's menuiserie service line.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks7 records
Key highlights7 records
Customer concentration
CTAO social profiles
Digital presenceCTAO compliance and trust
Trust signalCompliance6 records
CTAO financial estimates
Financial estimateRevenue estimate
Valuation estimate
CTAO leadership team
Management profileNumber of profiles
Profiles11 records
CTAO funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CTAO M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CTAO
What does CTAO do?
CTAO is a turnkey home energy renovation company that delivers insulation, carpentry, heating, electrical, plumbing, and large-scale renovation services across nine departments in the Grand Ouest region of France. As an authorized administrative and financial mandate (mandataire agréé), CTAO prepares, submits, and manages all government subsidy dossiers (MaPrimeRénov', CEE, éco-PTZ) on behalf of clients and directly deducts aid amounts from project quotes. Services span attic insulation, external and internal wall insulation, heat pumps, photovoltaic panels, EV charging stations, mechanical ventilation, and complete multi-trade renovation projects.
Is CTAO a public or private company?
CTAO is a private company. It is classified as family owned and is currently operating.
When was CTAO founded?
CTAO was founded in 2002. It employs 11 to 50 people.
Where is CTAO based?
CTAO is headquartered in Notre-Dame-d'Allençon, France, in the Europe region.
How does CTAO make money?
One revenue line is on record: energy Renovation Services.
Who are CTAO's main competitors?
Direct peers on record are Camif Habitat, Effy, Quelle Energie, Hellio and illiCO travaux. Broad incumbents are ENGIE Home Services, Izi by EDF and TotalEnergies Home Services. Les Companions is listed as an emerging player. Terres de Fenêtre is listed as an others.
Does CTAO have an API?
No public API is recorded for CTAO.