What STPA does

STPA (Société des Travaux Publics des Abers) is a family-owned French public works company headquartered in Saint-Renan, Finistère, operating as the flagship entity of Groupe Sotravi, which was created in 1976 by consolidating four complementary businesses: STPA (public works), Binard (asphalt), Guena (quarry), and Pochard (transport). The company employs 98 staff and delivers an integrated portfolio of earthworks, road construction, demolition, basin construction for water management, and drinking water and sewerage network installation, supported by its own aggregate quarry (Carrière Guena), asphalt production, internal quality laboratory, and an 18-truck fleet with two vehicle carriers. The quarry has held AFNOR CE Level 2+ certification since July 2009 and operates at a processing capacity of 300 tonnes/hour across washing, mixing, and asphalt installations.

The company serves professionals, local government (collectivités), industrial clients, agricultural operators, and individual homeowners, with services delivered on-site across North Finistère (Saint-Renan, Brest, Plouzané, Guipavas). Revenue is generated through project-based service contracts, one-time material sales (granulats, graves, sands, recycled aggregates), and truck rental with driver — exclusively for professional customers. The business is quote-based with no publicly disclosed pricing. GPS-guided heavy equipment and ultrasonic asphalt paver beams support precision execution, while a material recycling center for concrete and asphalt provides closed-loop capability on demolition and resurfacing projects.

The business model rests on a vertically integrated quarry-to-pavement supply chain that allows STPA to capture margin across extraction, processing, transport, and installation phases. Customer acquisition is driven by direct contact (phone 02 98 89 64 55, email [email protected]) and a website with location-specific pages rather than paid marketing channels. The company emphasizes its autonomy, independence, and family character as differentiators, positioning for municipal tenders, industrial platform construction, and agricultural water management projects across the regional catchment.

Name

STPA

Legal name

SOCIÉTÉ DES TRAVAUX PUBLICS DES ABERS

Website

https://stpa.fr

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

11–50 employees

Short description

STPA is a family-owned French public works company in Saint-Renan delivering earthworks, road construction, demolition, asphalt production, quarry extraction, and truck rental services to professionals, municipalities, industrial, and agricultural clients across North Finistère.

Ownership category

akta.pro rank

Product category

Public Works and Construction Services

NAICS

Utility System Construction (2371), Nonmetallic Mineral Mining and Quarrying (2123), Site Preparation Contractors (23891)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Trenching & Utility Excavation (IMAFAKAD)

akta.pro secondary industries

Storage & Conveyance Structures (Reservoirs, Tanks, Culverts, Tunnels) (IMAFAGAE), Limestone Quarrying (Industrial & Construction Grade) (IMAKAHAC)

Keywords

• Public works construction
• Earthworks excavation
• Road construction
• Quarry aggregates supply
• Demolition services

Headquarters

HQ city

Saint-renan

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Supply Chain

Revenue model

1. Public works services: Project-based services including earthwork, road construction, demolition, water basin creation, and asphalt laying for professionals, municipalities, industrial and agricultural sectors across North Finistère. Revenue generated through service contracts and project fees.
2. Quarry extraction and material sales: Extraction and sale of granulats, graves, sand, and aggregates from Carrière Guena. Wide range of products including recycled materials, washed granulats, and custom compositions. Materials used for roads and buildings.
3. Truck and equipment rental with driver: Rental of trucks with professional drivers and transport of bulk materials, equipment and construction machinery. Fleet of 18 trucks and two vehicle carriers available year-round. Services exclusively for professionals.
4. Asphalt and surface treatment services: Production and laying of asphalt (enrobés) for roads, industrial platforms, agricultural accesses, and sports surfaces. Also includes surface treatments (enduits) with bitumen emulsion and chippings for low-traffic roads.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

STPA performs public works services including earthworks, road construction, demolition, basin/retention pond creation, and asphalt and bitumen laying. It also operates an AFNOR CE Level 2+ certified quarry extracting aggregates and offers truck rental, supplying local municipalities, industrial and agricultural clients, and construction professionals in North Finistère, France.

Product overview

STPA (Société des Travaux Publics des Abers) is a family-owned public works company operating as part of the Sotravi group, founded in 1976. The company offers an integrated portfolio of public works services organized around four core divisions: earthworks (terrassement), road construction (travaux de voirie), demolition, and quarry/aggregate extraction. Supporting services include asphalt laying (enrobés), surface coatings (enduits superficiels), truck rental with drivers, basin construction for water management, and drinking water/sewerage network installation. The group operates multiple sub-brands including Binard (asphalt operations), Carrière Guena (quarry certified CE level 2+), and Pochard, collectively employing 98 staff and serving clients across North Finistère. The company maintains its own aggregate production capacity of 300 tonnes/hour through its quarry operations.

Differentiator

Problem solved

Functional benefit

Products and services

• Earthworks Excavation, earthmoving, and ground preparation services for construction and infrastructure projects, delivered to municipalities, industrial clients, agricultural operators, and construction professionals in North Finistère.
• Road Construction Construction and surfacing of roads for municipalities, industrial sites, agricultural access, and private developments in the North Finistère region.
• Demolition Services Demolition of structures as part of site preparation and redevelopment projects for industrial and public-sector clients.
• Basin Creation Construction of water retention basins and similar hydraulic earthworks for agricultural, municipal, and industrial clients.
• Asphalt and Bitumen Works Laying of asphalt and bitumen surfacing for roads, driveways, industrial yards, and public infrastructure projects.
• Quarry Extraction (Aggregates) Extraction and supply of aggregates from an AFNOR CE Level 2+ certified quarry, supplied to construction professionals and used internally for STPA's road and earthworks projects.
• Truck Rental Rental of trucks for transport of materials, aggregates, and equipment to support construction, industrial, and agricultural clients in the region.

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Demathieu Bard: Independent French construction group with strong public works and earthworks practice across regions. Similar integrated multi-trade TP profile to STPA at slightly larger scale.
• Colas SA: French road construction and road-building materials leader (Bouygues subsidiary). Operates quarries, asphalt plants, and laying crews across France with the same integrated value chain as STPA at vastly greater scale.
• NGE (Groupe NGE): French independent public works group covering earthworks, roads, utilities, networks, and aggregates. Closely matches STPA's regional multi-trade TP profile, with multi-region French footprint.
• Lafarge France (Holcim France): Holcim's French aggregates, concrete and asphalt subsidiary. Directly comparable to the Carrière Guena quarry and asphalt operations within STPA, and competes on supply of materials into the same North Finistère worksites.
• Spie Batignolles: Major French construction and public works group active in earthworks, roads, networks and infrastructure. Comparable offering to STPA in TP/VRD scope, especially through its regional agencies.
• Heidelberg Materials France (GSM): Heidelberg Materials' French aggregates and ready-mix subsidiary (formerly GSM). Comparable on granulate extraction and supply into local road and building projects overlapping with STPA.
• Eurovia: VINCI subsidiary and one of the world's largest road construction and materials groups. Directly comparable scope: aggregates, asphalt, earthworks, networks — the same integrated model STPA operates in Finistère.

Broad incumbents

• Vinci Construction France: VINCI's domestic construction arm covering civil engineering, roads and networks across France. Competes with STPA on larger municipal and industrial infrastructure tenders within Finistère.
• Eiffage Infrastructures: Eiffage's civil infrastructure division handles roads, earthworks and networks across France. Larger and more diversified than STPA, but operates in the same public works category with overlapping tenders.

Emerging players

• Imerys: French industrial minerals group whose construction-materials segment covers aggregates and mineral solutions used in roads and infrastructure. Relevant upstream adjacency to STPA's granulate and recycled-aggregate business.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/profile.php
• LinkedInlinkedin.com/company/stpa

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries3 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 STPA