BLONGIOS

What BLONGIOS does

Les Blongios is a French nonprofit association (loi 1901) founded in 1992 and headquartered in Lille, with a regional antenna in Le Wast established in June 2020. The association organizes volunteer "chantiers nature" (nature work camps) that apply manual, gentle-management ("gestion douce") techniques to ecological restoration across the Hauts-de-France region and occasionally elsewhere in France (Normandy, Camargue) and internationally (England). Activities include pond creation, meadow mowing, habitat construction, and biodiversity monitoring visits, with documented outcomes such as nine ponds created in 2021 under the "Bénévoles pour les Zones Humides" program.

The association runs on a small salaried team of approximately five to six staff and a much larger base of active volunteers (hundreds per year, roughly 1,000 over a decade at the Colembert site alone). Its technology footprint is light: a Drupal-based website with an event calendar and blog, alongside the HelloAsso platform for membership enrollment and donation processing. There is no proprietary software, mobile app, or AI/ML component; the "product" is the operational delivery of outdoor conservation work.

Revenue is diversified across four streams: individual memberships (€15/year, €10 for students/unemployed, €20 household), tax-deductible donations and corporate mécénat (60% tax reduction for French donors), fees for group work camps serving schools, insertion organizations, and corporate team-building clients, and public grants from the Hauts-de-France region, departmental councils, DRAJES, DREAL, the Ministry of Sports and Youth, and the Agence de l'Eau. Customer segments include individual volunteers, educational and social structures, companies seeking team-building, and local authorities managing protected natural spaces.

Name

BLONGIOS

Legal name

Association "Les Blongios, la nature en chantiers"

Website

https://lesblongios.fr

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

1–10 employees

Short description

Les Blongios is a Lille-based French nonprofit (founded 1992) that organizes volunteer nature work camps for ecological restoration and biodiversity preservation, serving individuals, schools, companies, and local authorities across the Hauts-de-France region.

Ownership category

akta.pro rank

Product category

Environmental Conservation Services

NAICS

Environment, Conservation and Wildlife Organizations (813312)

SIC

Services-Membership Organizations (8600)

akta.pro primary industry

Biodiversity & Habitat Conservation (BPAGAGAA)

akta.pro secondary industries

Land Trusts & Protected Areas (BPAGAGAC), Environmental Conservation & Sustainability Volunteering (EDAIAGAB)

Keywords

• Nature workcamps
• Ecological restoration
• Environmental education
• Biodiversity conservation
• Volunteer habitat management

Headquarters

HQ city

Lille

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Infrastructure, Others

Revenue model

1. Membership fees: Annual membership fees providing financial support and legitimacy to the association. Individual membership at 15€, student/unemployed at 10€, household at 20€.
2. Donations and sponsorship: Tax-deductible donations from members and non-members, plus corporate sponsorship (mécénat) with 60% tax reduction benefit for companies.
3. Group work camp services: Organized nature work camps for schools, insertion organizations, companies (team-building), and local communities, with custom projects and pedagogical animations.
4. Public funding: Financial support from regional council (Hauts-de-France), departmental councils, DRAJES, DREAL, Ministry of Sports and Youth, and water agency.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels5 records

Core offering

Les Blongios organizes volunteer-led nature workcamps (chantiers nature) that deliver hands-on ecological restoration across protected natural sites in the Hauts-de-France region and beyond. The association offers multiple engagement pathways: individual volunteer workcamps, custom group projects for schools, insertion organizations and companies (team-building), and citizen-participation territorial projects, complemented by biodiversity monitoring visits to measure conservation impact.

Product overview

BLONGIOS is a nonprofit association that operates a unified service model centered on organizing and facilitating nature conservation work projects (chantiers nature). Their core offering consists of volunteer-led conservation activities conducted across natural sites in the Hauts-de-France region and beyond. The organization provides multiple engagement pathways: individual volunteer participation in nature workdays or multi-day projects, group projects for educational institutions and organizations, citizen-participation territorial projects, and team-building corporate events. They also conduct ecological monitoring visits to assess the impact of their conservation work on biodiversity. The service portfolio does not include software products, digital platforms, or technology modules—it is exclusively a service-based operation focused on hands-on ecological restoration, environmental education, and citizen engagement in biodiversity preservation.

Differentiator

Problem solved

Functional benefit

Products and services

• Chantiers nature bénévoles (Volunteer nature workcamps) Volunteer-led nature workcamps (chantiers nature) ranging from single-day to week-long sessions, delivering hands-on habitat restoration activities including pond creation, meadow mowing, wood pile construction, and gentle land management for individual volunteers across Hauts-de-France and occasionally Normandy, Camargue, and England.
• Chantiers de groupes (Group workcamp projects) Custom nature workcamp projects with pedagogical animations designed for schools, educational centers, social insertion organizations, and youth groups, linking classroom theory to practical conservation experience.
• Chantiers nature team-building pour entreprises (Corporate team-building nature workcamps) Team-building nature workcamps for companies, combining employee cohesion with environmental action and biodiversity protection, delivered at natural sites for corporate employees, clients, or partners.
• Projets participatifs de territoire (Citizen-participation territorial projects) Citizen-participation projects that help local communities and municipalities rehabilitate natural areas while engaging residents in environmental stewardship, including the Bénévoles pour les Zones Humides wetlands project co-funded by Fondation UEM and the Agence de l'Eau.
• Suivis de chantiers (Biodiversity monitoring visits) Ecological monitoring visits and follow-up studies conducted to assess the biodiversity impact of conservation work, documenting habitat creation (ponds, wood piles, managed meadows) and species returns including amphibians, butterflies, and orchids.
• Adhésion (Annual membership) Annual membership program providing financial support and legitimacy to the association, with tiered individual (15 EUR), student/unemployed (10 EUR), and household (20 EUR) rates, including voting rights at general assemblies.
• Mécénat et dons (Corporate sponsorship and donations) Corporate mécénat (sponsorship) and tax-deductible donations from individuals and companies, offering 60% tax reduction in exchange for financial support, in-kind contributions (equipment, materials, printing, expertise), or commissioned group workcamps.

Quantifiable outcome

• Creation of hundreds of habitats including ponds, wood piles, and managed meadows with documented biodiversity returns
• +1 more outcomes

Named customers3 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

Integration1 record

Partnerships

Twelve partnerships are on record, tiered core and minor.

• FNH (Fondation pour la Nature et l'Homme)coreStrategic or Co-development PartnerMajor national foundation supporting environmental associations. Logo appears in network section of the website indicating ongoing partnership relationship.
• APES - Acteurs Pour une Economie SolidairecoreStrategic or Co-development PartnerRegional network of solidarity economy actors based in Nord-Pas-de-Calais, providing mutual support and collaboration among member organizations.
• MRES - Maison régionale de l'environnement et des solidarités de LillecoreStrategic or Co-development PartnerRegional house hosting environmental and solidarity organizations. Les Blongios headquarters located within MRES premises since 2019.
• GRAINE Pays du NordminorStrategic or Co-development PartnerNetwork for environmental education in the Nord region, supporting environmental awareness initiatives.
• Ville de LillecoreImplementation/ SI/ Consulting PartnerMunicipal partner for natural space management. Ongoing collaboration since 2010 for maintaining ponds and surroundings in Forêt de Phalempin, and at Citadelle de Lille.
• PNR Scarpe-EscautcoreImplementation/ SI/ Consulting PartnerRegional nature park partner for nature work camps at sites including Tourbière de Vred and RNR Pré des Nonnettes.
• PNR Caps et Marais d'OpalecoreImplementation/ SI/ Consulting PartnerHost of the Côte d'Opale antenna at Maison du Parc in Le Wast. Major operational partner for Boulonnais territory development with ongoing projects at Colembert communal site.
• Conservatoire d'Espaces Naturels des Hauts-de-France (CEN)coreImplementation/ SI/ Consulting PartnerNature space conservatory managing multiple protected sites where Les Blongios conducts restoration work, including Marais de Villiers.
• CPIE Flandre MaritimecoreImplementation/ SI/ Consulting PartnerEnvironmental education center and long-term partner, hosting AG meetings at their premises.
• ONF (Office National des Forêts)coreImplementation/ SI/ Consulting PartnerNational forests office managing protected areas where Les Blongios conducts conservation work.
• Amis des marais du VigueiratcoreImplementation/ SI/ Consulting PartnerAssociation managing the Vigueirat Marshes nature reserve in Camargue, where Les Blongios built the Eco-futé trail inaugurated in July 2012.
• Agglomération Maubeuge-Val de SambrecoreImplementation/ SI/ Consulting PartnerCommunity of municipalities managing RNR de Pantegnies where Les Blongios conducts regular conservation work.

Scale indicators5 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Noé (Noé Conservation): French biodiversity NGO running volunteer programs for species and habitat conservation across France. Closely comparable in mission (biodiversity preservation through citizen engagement), funding model (foundation grants + mécénat), and corporate CSR offerings.
• Surfrider Foundation Europe: European environmental NGO with strong French presence, mobilizing volunteers for environmental action campaigns and beach/habitat cleanups. Comparable in volunteer-led mobilization, foundation funding, and corporate engagement model.
• LPO France (Ligue pour la Protection des Oiseaux): Largest French nature conservation NGO with a comparable volunteer-driven model (local chapters, nature outings, citizen science, habitat restoration). Directly competes for French environmental volunteers, foundation grants, and corporate mécénat in overlapping territories.
• Concordia: French association running volunteer international and domestic workcamps (chantiers) including nature and heritage projects. Most directly comparable on the volunteer workcamp model — same chantier format, similar demographic of volunteers, similar public funding sources.
• Centre Permanent d'Initiatives pour l'Environnement (CPIE): National network of environmental education centers (CPIE Flandre Maritime is an active Les Blongios partner). Similar nonprofit education-and-conservation mission, regional footprint, public-funding reliance, and volunteer-friendly programming.
• France Nature Environnement: Federation of ~10,000 French nature-protection associations. Operates a similar nonprofit, volunteer-led model for biodiversity advocacy and on-the-ground conservation, and competes for the same public grants (DREAL, regional councils) and policy influence.

Emerging players

• Unis-Cité: Largest French civic service organization mobilizing young volunteers for solidarity and environmental missions. Comparable on volunteer-program orchestration and public funding (DRAJES, Ministry), with a stronger national footprint but less specialization in biodiversity restoration.

Broad incumbents

• WWF France: French arm of a global conservation giant. Competes for the same corporate mécénat and large foundation grants, and runs volunteer programs (terrain activities, citizen science), but with vastly larger resources, broader thematic scope, and national brand recognition.
• Office National des Forêts (ONF): French national forests operator and Les Blongios operational partner. Comparable on-site conservation work and habitat management, but as a state operator with significantly larger resources, permanent staff, and statutory mandate.
• Conservatoire du Littoral: French public agency acquiring and managing coastal/natural sites. Comparable on protected-area management and ecological restoration, and an active counterparty/partner for conservation workcamps — but operates as a public establishment rather than volunteer-led association.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Les.Blongios
• LinkedInlinkedin.com/company/les-blongios

Revenue estimate

Valuation estimate

Number of profiles

Profiles17 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 BLONGIOS