IZUBA Energies

What IZUBA Energies does

IZUBA Energies is a French worker cooperative (SCOP) founded in 2001 and headquartered in Fabrègues (Hérault), operating in building energy and environmental optimization. The company is structured around three integrated activities: development and licensing of the Pleiades software suite (a modular building eco-design platform covering dynamic thermal simulation, regulatory calculations under RE 2020 and RT 2012, system sizing, optimization via AMAPOLA, life cycle analysis, indoor air quality simulation via INDALO, and BIM interoperability through gbXML/IFC import); engineering studies and AMO consulting (energy audits, dynamic thermal simulation, LCA, regulatory calculations, renewable energy analysis, and performance measurement); and Qualiopi-certified professional training delivered at Fabrègues, Paris, remotely, and on client sites. Since January 2025, IZUBA also holds exclusive French distribution rights for TRNSYS transient simulation software, transferred from CSTB.

The company serves French building professionals — architects, thermal engineers, energy auditors, engineering consultancies, and certification bodies (BDO/Effinergie) — and supports institutional stakeholders including ADEME, DHUP, AFPG, and BRGM through R&D and data integration partnerships. Its Pleiades platform is integrated with meteorological data sources (Climate.onebuilding.org, Open-meteo, Meteonorm, ADEME-MétéoFrance-DHUP-CSTB TRACC prospective climate files) and French geological survey data (BRGM) for subsurface characteristics, with proprietary calculation modules such as the GMI geothermal module implementing the NF EN 17522 Eskilson G-Function methodology. The business model combines one-time/perpetual software licensing (quote-based), recurring training revenue (OPCO-funded via Qualiopi certification), project-based engineering services, and TRNSYS distribution margins. IZUBA operates as an employee-owned SCOP with no external investors, currently employs 1–10 people, and sustains an active user community of 3,640+ forum members; revenue is not publicly disclosed.

Name

IZUBA Energies

Legal name

IZUBA ENERGIES SARL

Website

https://izuba.fr

Company type

Private

Founded year

2001

Operating status

Operating

Headcount range

1–10 employees

Short description

IZUBA Energies is a French worker cooperative developing Pleiades, an integrated building eco-design software suite for dynamic thermal simulation, RE 2020/RT 2012 regulatory calculations, and life cycle analysis, complemented by energy consulting and Qualiopi-certified professional training for architects, engineers, and energy auditors across France.

Ownership category

akta.pro rank

Product category

Solar Energy Installation Services

SIC

Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

Commissioning, Testing & Energization Services (Pre-Commissioning, Grid Code Compliance) (EUAMAFAK)

akta.pro secondary industry

Distributed & Commercial Renewable O&M (Rooftop Solar, C&I Wind, Small Hydro) (EUAMAGAB)

Keywords

• Solar energy solutions
• Photovoltaic installation
• Renewable energy services
• Solar EPC services
• Clean energy systems

Headquarters

HQ city

Fabrègues

HQ country

France

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Software Licensing - Pleiades: Sale and licensing of Pleiades building simulation software. The software includes various modules for thermal simulation, regulatory calculations, and analysis tools. Users can request quotes and trial licenses through the website.
2. Professional Training Services: Fee-based professional training on Pleiades software and associated methodologies (RE 2020, energy audits, dynamic simulation). Training is certified Qualiopi since November 2021, enabling OPCO funding eligibility. Training locations include Fabrègues, Paris, remote, and on-site options.
3. Energy and Environmental Studies: Consulting services including energy and environment project management (maîtrise d'œuvre), AMO (assistance à maîtrise d'ouvrage), energy audits, dynamic thermal simulation, life cycle analysis, regulatory calculations, indoor air quality simulation, renewable energy analysis, research and expertise, and measurement/monitoring services.
4. TRNSYS Software Distribution: Distribution of TRNSYS transient simulation software in France, with CSTB involvement in continued development support. Commercialization, technical support, and training transferred from CSTB to IZUBA.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels7 records

Core offering

IZUBA Energies designs, supplies, installs, and maintains photovoltaic solar power systems for homes, farms, businesses, and public-sector sites. The company offers end-to-end project execution — feasibility study, engineering, procurement, construction, commissioning, and after-sales maintenance — under a single contractor relationship, and operates an international division serving renewable energy projects in West Africa.

Product overview

IZUBA Energies operates as a software publisher and engineering consultancy specializing in building energy and environmental optimization. Their primary offering is Pleiades, a unified building eco-design software platform that brings together dynamic energy simulation, regulatory thermal calculations (RE 2020, RT 2012), system sizing, optimization tools (Amapola/GPE), life cycle analysis, and indoor air quality assessment into a single integrated environment. Pleiades is built as a modular platform with specialized modules including Modeleur (building geometry), Editeur (parameter editing), Bibliothèque (component library), BIM interoperability, STD/SED simulation, and INDALO for indoor air quality. Since 2025, IZUBA also distributes TRNSYS, a transient thermal systems simulation software, which complements Pleiades for advanced system-level modeling. Beyond software, IZUBA offers engineering studies and professional training services.

Differentiator

Problem solved

Functional benefit

Brands

• Pleiades: Building ecodesign software developed and distributed by IZUBA energies, combining dynamic energy simulation, regulatory thermal calculations, system sizing, optimization and life cycle analysis.
• TRNSYS
• AMAPOLA

Products and services

• Residential solar PV installations Turnkey rooftop solar photovoltaic systems designed, supplied, and installed for individual French homeowners to generate on-site electricity for household consumption.
• Agricultural solar PV installations Photovoltaic solar systems for farms and agribusiness sites, covering rooftop arrays on agricultural buildings and ground-mounted installations for on-site power generation.
• Industrial and commercial solar PV installations Rooftop and ground-mounted solar PV systems sized for industrial facilities, warehouses, and commercial buildings to offset electricity consumption.
• Public-sector solar PV installations Solar PV installations for municipalities, schools, and public-sector buildings delivering on-site electricity generation and sustainability outcomes.
• Solar PV maintenance and monitoring service After-sales maintenance, performance monitoring, and technical support for solar PV installations delivered by IZUBA Energies and accessed via its monitoring platform.
• International solar projects (Africa division) Solar and wind renewable energy project delivery in West Africa through IZUBA Energies' Senegal-based Africa division, serving public, institutional, and commercial clients in the region.

Quantifiable outcome

• 10-year performance monitoring data from own headquarters building demonstrating energy optimization success
• +1 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

Feature7 records

Partnerships

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

• CSTB (Centre Scientifique et Technique du Bâtiment)coreTechnology or Integration · 31 January 2025CSTB transferred TRNSYS distribution to IZUBA while remaining heavily involved in software development. This partnership positions IZUBA as the official French distributor for TRNSYS, a reference software for dynamic thermal simulation. The transition includes commercialization, technical support, and training responsibilities.
• École des Mines de PariscoreStrategic or Co-development PartnerAcademic partnership for research and development of geothermal calculation methods. Long Pei from Mines Paris completed a doctoral thesis on geothermal modeling, contributing to the GMI calculation improvements in Pleiades SED.
• AFPG (Association Française des Professionnels de la Géothermie)coreStrategic or Co-development PartnerPartnership with French geothermal professionals association for development and validation of geothermal calculation capabilities in Pleiades software.
• BRGM (Bureau de Recherches Géologiques et Minières)coreTechnology or IntegrationIntegration of BRGM subsurface data (soil characteristics, TRT values) directly within Pleiades interface for geothermal system calculation support.
• Envirobat OccitaniestrategicStrategic or Co-development PartnerPartnership for BDO (Bâtiments Durables Occitanie) certification process. IZUBA serves as BDO accompanist for building projects, with Envirobat organizing the certification commission.
• ALEC (Agence Locale de l'Énergie et du Climat)minorImplementation/ SI/ Consulting PartnerPartnership with local energy agency providing energy advice to residents and monitoring tools for building consumption tracking.
• ADEMEstrategicStrategic or Co-development PartnerCollaboration with ADEME on Adapt'Bâti Confort program for building adaptation training to climate change and summer comfort. ADEME support for professional training development.
• DHUPstrategicStrategic or Co-development PartnerGovernment partnership for RE 2020 regulation expertise and development support on national carbon and energy topics.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• DesignBuilder Software: UK-based developer of DesignBuilder, a building energy simulation interface built on EnergyPlus that targets architects and energy consultants for dynamic thermal modeling, daylighting and HVAC analysis. Directly comparable to IZUBA's Pleiades suite in product, customer (building design professionals) and methodology (dynamic simulation, regulatory compliance).
• Integrated Environmental Solutions (IES): UK-headquartered provider of the IES Virtual Environment platform for integrated building performance analysis, including dynamic thermal simulation, energy modeling, daylighting, and CFD. Targets the same energy engineers, MEP consultants and architects as Pleiades, with comparable module-based product structure.

Broad incumbents

• Autodesk (Revit / Insight): Autodesk offers energy and carbon analysis through Revit and Insight, an integrated whole-building energy modeling tool that competes with Pleiades at the intersection of BIM and building performance. As a broad AEC incumbent, Autodesk represents the largest competitive threat and most likely strategic acquirer profile.
• Trimble (Sefaira): Trimble acquired Sefaira, a real-time building energy and daylighting analysis tool used early in design. Targets architects and engineers in the same design-phase energy modeling workflow as Pleiades, but as part of a much broader AEC portfolio including SketchUp and Plankton.
• Nemetschek Group: European-listed parent of ArchiCAD, Vectorworks, dRofus and Solibri, with growing exposure to building performance and sustainability. As a broad AEC platform owner with stated decarbonization ambitions, Nemetschek competes indirectly with IZUBA and is a plausible acquirer for French regulatory expertise.
• Graphisoft (ArchiCAD / EcoDesigner): Archicad-based building energy modeling via EcoDesigner / EcoDesigner STAR, providing early-design energy assessment for architects. Competes with Pleiades for the architect persona segment through BIM-integrated workflows.

Emerging players

• cove.tool: Cloud-native building performance analysis platform focused on early-stage energy, daylighting and cost optimization for architects. Overlaps with Pleiades on dynamic energy simulation but differentiates through SaaS delivery and parametric workflows.

Others

• TESS / TRNSYS: TESS (Thermal Energy System Specialists) develops TRNSYS, the transient systems simulation tool whose French distribution IZUBA took over from CSTB in 2025. As a complementary partner rather than competitor, but its other national distributors and competing transient simulation tools make it ecosystem-adjacent to IZUBA.

Regional players

• Inddigo: French independent engineering consultancy providing energy, environmental and sustainability services to buildings and territories. Named in IZUBA's customer references as a partner consulting firm for energy calculation missions, making it a regional peer in the same French energy studies market.
• Scoping: French building energy and environmental consultancy working on RE 2020, RT 2012 and energy audits across French building portfolios. Cited in IZUBA's customer references as a partner consulting firm, occupying adjacent consulting territory to IZUBA's Études Energétiques service line.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC4fImvl31GiDdgsgzYxZ4xw
• LinkedInlinkedin.com/company/izuba-energies
• Xx.com/izubaenergies

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 IZUBA Energies