BEE

What BEE does

BEE — Bureau d'Études en Énergies Belfort — is a French thermal engineering consultancy founded c. 2007–2008 and headquartered in Offemont (Belfort agglomeration), operating for 18+ years with a staff of 1–10 employees. The firm specializes in regulatory thermal studies for French building standards (RT2005, RT2012, RE2020), dynamic thermal simulations, energy audits, and certification support for BBC-Effinergie, Passivhaus, and HQE labels, serving both new construction and renovation projects.

The firm operates a project-based professional services model, delivering deliverables through direct engagement with individuals, professionals (architects, developers, contractors), local governments, and condominium associations. Services are produced via established industry software platforms (Visual TTH, PLEIADES, TSOL, FISA PCR, PHPP, AUTOCAD) supplemented by professional measurement equipment (Testo 435-2, FLUKE TIR1 infrared camera, FLUKE FL971 hygrometer, KIMO anemometer, LEICA Disto) and a personal BEPOS building used as an R&D laboratory. Marketing and lead generation rely on institutional partnerships with Effinergie, ADEME/Effilogis (since 2009), ANAH-coordinated OPAH programs, and Pays de Montbéliard Agglomération, alongside direct website inquiries and earned media coverage including France 3 television.

The company has cumulatively completed 1,982 projects, filed 120+ BBC-Effinergie certification requests (with 100+ obtained), and executed 500+ energy audits under Effilogis. Pricing is not publicly disclosed and engagements are quoted on a project-by-project basis depending on building type and scope. Geographic primary delivery is Franche-Comté (Territoire de Belfort, Doubs, Haute-Saône, Jura) with claimed national reach in France. Ownership is private and founder-controlled, with no parent company, venture funding, or institutional investment disclosed.

Name

BEE

Legal name

BEE

Website

https://bee-thermicien.fr

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

1–10 employees

Short description

BEE (Bureau d'Études en Énergies Belfort) is a French thermal engineering consultancy in Offemont specializing in regulatory building energy studies (RT2012, RE2020), energy audits, and BBC/Passivhaus certifications for individuals, professionals, local governments, and condominium associations across the Franche-Comté region.

Ownership category

akta.pro rank

Product category

Building Energy Efficiency Consulting

NAICS

Architectural, Engineering, and Related Services (5413)

SIC

Services-Testing Laboratories (8734)

akta.pro primary industry

Predictive/Condition-Based Maintenance (Vibration, Thermography, CBM) (BPABACAK)

Keywords

• Thermal energy studies
• Building energy audits
• Energy efficiency consulting
• BBC certification services
• Regulatory thermal compliance

Headquarters

HQ city

Belfort

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Professional Services - Thermal Studies: BEE provides thermal studies for regulatory compliance (RT2005, RT2012, RE2020), including BBC certifications, Passivhaus PHPP studies, and dynamic thermal simulations. Revenue is generated through project-based consulting fees for both new construction and renovation projects.
2. Energy Audits: Conducts comprehensive energy audits of all building types, evaluating heating, cooling, ventilation, and hot water systems, providing recommendations for energy efficiency improvements.
3. Certification Support Services: Assists clients with certification dossier preparation and management for BBC-Effinergie, Passivhaus, HQE, and other energy efficiency labels.
4. Expertise and Consultancy: Provides expert assessments for building pathologies including humidity, insulation issues, thermal installations, and sanitary systems, as well as BIM digital modeling services.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

BEE provides professional thermal engineering consultancy services for buildings, including regulatory thermal studies (RT2005, RT2012, RE2020), comprehensive energy audits, dynamic thermal simulations, and certification support for BBC-Effinergie, Passivhaus, HQE and BEPOS labels. The firm also delivers diagnostic services (thermal imaging, air tightness testing, condensation analysis), BIM modeling, and project management assistance (AMO) for both new construction and renovation projects targeting residential, tertiary, and collective housing.

Product overview

BEE (Bureau d'Études en Énergies) is a specialist energy consultancy offering a comprehensive suite of building energy performance services. The core portfolio centers on regulatory thermal studies (RT2005, RT2012, RE2020), dynamic thermal simulations, and energy audits, complemented by certification support services (BBC-Effinergie, Passivhaus, HQE) and specialized diagnostic offerings including thermal camera inspections, air tightness testing, and condensation analysis. The firm also provides BIM digital modeling and project management assistance (AMO) as add-on services. Services target both new construction and renovation projects across residential, tertiary, and collective housing segments in the Franche-Comté region and nationwide.

Differentiator

Problem solved

Functional benefit

Products and services

• Audit énergétique Comprehensive energy audit service for all building types, including visual inspection, equipment inventory, thermal imaging, air quality measurement, and economic analysis.
• Etudes thermiques réglementaires (RT2005, RT2012) Regulatory thermal studies compliant with French building standards RT2005, RT2012, and RT existant for new construction and renovations.
• Etude RE2020 RE2020 (Réglementation Environnementale 2020) thermal studies for positive energy buildings with carbon footprint analysis using life cycle assessment.
• Simulation Thermique Dynamique Dynamic thermal simulation service analyzing building behavior for winter and summer comfort, taking into account physical characteristics of materials, orientation, solar masks, and meteorological data.
• Certification BBC BBC (Bâtiments Basse Consommation/Low Energy Building) certification support for residential (Cep < 50 kWhep/m2.an) and tertiary buildings (Cep < 50% Cep ref).
• Certification Passivhaus Passivhaus certification service using PHPP (Passive House Planning Package) software for passive house validation.
• Dossiers de certifications Certification file preparation and management services for HQE, Effinergie+, BBC, Passivhaus labels, including dossier submission and follow-up with certifiers.
• Assistance à Maîtrise d'Ouvrage (AMO) Project management assistance accompanying clients from early design phases through construction execution to achieve energy performance objectives.
• Caméra thermique Infrared thermal camera inspection service for detecting insulation absence, air tightness defects, and thermal bridges.
• Etanchéité à l'air Air tightness testing service with pre-testing during construction and mandatory final testing for BBC certifications.
• Condensation paroi Wall condensation analysis service determining dew point risks within walls and providing preventive solutions.
• Expertises amiables Expert assessment services identifying building pathologies such as humidity, mold, thermal discomfort, equipment malfunctions, and proposing corrective solutions.
• Dimensionnement et plans d'exécution Sizing and execution plan services for heating, ventilation, and plumbing systems.
• Simulation solaire Dynamic simulation service for sizing solar thermal installations for domestic hot water and building heating.
• Maquette numérique BIM Building Information Modeling (BIM) service including 3D scanning for renovations and integration with fluid network sizing software.

Quantifiable outcome

• First BBC-Effinergie certified house in Territoire de Belfort achieved Cep = 47 kWhep/m².an
• +3 more outcomes

Named customers9 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

Feature3 records

Partnerships

Eight partnerships are on record, tiered core and minor.

• ADEME (Agence de la Transition Écologique)coreStrategic or Co-development PartnerADEME is the French environment and energy management agency. BEE is referenced on ADEME's lists and participates in their Effilogis program for energy audits in Franche-Comté.
• EffinergiecoreStrategic or Co-development PartnerBEE works in partnership with Effinergie through various constructors, architects, and project managers to submit BBC-Effinergie certifications. Over 120 certification requests submitted and 100+ obtained.
• ANAH (Agence Nationale de l'Habitat)coreStrategic or Co-development PartnerANAH is the French national housing agency. BEE participates in OPAH (Opérations Programmées d'Amélioration de l'Habitat) programs coordinated by ANAH for housing renovation.
• EffilogiscoreStrategic or Co-development PartnerBEE is signatory of a convention with Region Franche-Comté under the Effilogis program (since 2009) to conduct energy audits for homeowners seeking BBC-Effinergie renovation labels. Over 500 audits and 100 A.M.O projects completed.
• OPAH Pays de MontbéliardminorImplementation/ SI/ Consulting PartnerBEE was selected for ANAH's experimental OPAH program on the Montbéliard agglomeration, targeting 2 voluntary co-ownerships with the goal of achieving significant energy savings replicable nationwide.
• OPAH Pays BaumoisminorImplementation/ SI/ Consulting PartnerCo-contracting with Urbam Conseil (88) for OPAH on the Baumois community. BEE provides energy audits and technical assistance for renovation works.
• Pays de Montbéliard AgglomérationminorStrategic or Co-development PartnerLocal development agency partnering with BEE on housing renovation programs.
• Julienne Javel AssociationminorOthersSocial integration association for people in difficulty. BEE supports through use of their printing services on recycled paper.

Scale indicators8 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Burgeap: French environmental and energy engineering consultancy delivering building energy studies, audits, and decarbonization advisory - competes with BEE on regulatory thermal services while serving a much broader environmental portfolio.
• Ginger CEBTP: Large French engineering group offering building diagnostics, energy audits, and material testing services. Overlaps BEE's diagnostic and thermal-camera inspection offering but as part of a much broader infrastructure and environmental portfolio.
• Bureau Veritas: Global testing, inspection and certification group with a sizable French building-services practice covering BBC-Effinergie certification, RE2020 studies, and energy audits - a scaled competitor in BEE's niche served from a much wider global portfolio.
• SOCOTEC: Major French TIC firm offering energy audits, RT2012/RE2020 studies, BBC certification, and thermal inspection services to building owners and public-sector clients - a scaled, broader alternative to BEE's specialty consultancy model.

Direct peers

• Etyo: Independently owned French energy and environmental building consultancy performing energy audits, thermal simulations, and certification support for real-estate clients across Europe - matches BEE in regulatory thermal expertise and independence positioning.
• TERAO: French independent consultancy delivering energy efficiency, thermal studies, and environmental certification support for buildings - the closest comparable in scale, services and positioning to BEE.
• GreenFlex: French energy efficiency and building performance consultancy that helps corporate and public clients cut energy costs via audits, certification, and energy management plans - overlapping BEE in energy audit and certification work.
• INDDIGO (formerly Even Conseil): French sustainable building consultancy offering energy audits, BBC-Effinergie / Passivhaus certification support, and thermal engineering services for new build and renovation - a near-twin in service scope and client mix.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/bee-belfort

Compliance6 records

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 BEE