KARP-KNEIP
Karp-Kneip is a Luxembourg-based, family-owned public works company (since 1898, currently 4th/5th generation) delivering road and highway construction, civil engineering, asphalt production, and private site works across the Greater Region, serving government and municipal clients through vertically integrated in-house execution.
- Company typePrivate
- Founded1898
- HeadquartersBertrange, Luxembourg
- Headcount251–500
- GTM typeB2B
- OfferingServices
What KARP-KNEIP does
Karp-Kneip is a Luxembourg-headquartered, family-owned public works company operating since 1898, currently led by the 4th and 5th generation of the founding family (François, Christophe, and Linda Thiry). The company delivers road and highway construction, civil engineering and urban roadworks, private site works and landscaping, and integrated asphalt production, executing projects entirely with its own equipment fleet (300 machines and 80 trucks in Luxembourg, 800 and 220 combined with partners) and roughly 660 projects per year. Its core technology stack centers on traditional civil engineering execution augmented by 6 fixed and 3 mobile asphalt production plants in the Greater Region, an in-house R&D laboratory for material development (including low-temperature and colored asphalts), and certified production of bituminous asphalts under EU Regulation 305/2011.
Karp-Kneip's business model is project-based B2B contracting, with revenue generated through one-time public works contracts (roads, highways, civil engineering, urban infrastructure) plus direct private client engagements for residential landscaping and amenities. Asphalt is both consumed internally and sold externally to third parties via its production plants. Go-to-market is enterprise field sales targeting government and municipal clients (CFL/Luxembourg Railways, Luxtram, municipal governments, CFC) plus public procurement bid submissions; pricing is project-quoted and not publicly disclosed. The company operates through a structured subsidiary group — Karp-Kneip Constructions, Karp-Kneip Matériaux, Karp-Kneip Logistics, TSM Conduites, Vereal, and Rabotech — and a wider partner network of roughly 17 allied firms across Luxembourg, France, Germany, and Belgium.
The firm's primary competitive position rests on 125+ years of operating history, capital-intensive fleet and plant ownership enabling full in-house execution, and a regulatory credential stack (triple ISO 9001/14001/45001, Superdreckskëscht environmental label, CE attestation) that supports qualification for ESG-screened public tenders. Its market is concentrated in the Greater Region (Luxembourg, France, Germany, Belgium), with no disclosed expansion into broader European or international markets. The company is privately held with no institutional investors, no disclosed revenue, and no funding history.
KARP-KNEIP firmographics
Firmographics- Name
- KARP-KNEIP
- Legal name
- KARP-KNEIP CONSTRUCTIONS SA
- Website
- https://karpkneip.lu
- Company type
- Private
- Founded year
- 1898
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Karp-Kneip is a Luxembourg-based, family-owned public works company (since 1898, currently 4th/5th generation) delivering road and highway construction, civil engineering, asphalt production, and private site works across the Greater Region, serving government and municipal clients through vertically integrated in-house execution.
- Ownership category
- akta.pro rank
KARP-KNEIP industry classification
Industry- Product category
- Road Construction and Civil Engineering
- NAICS
- Asphalt Paving Mixture and Block Manufacturing (324121), Site Preparation Contractors (238910)
- SIC
- Heavy Construction Other Than Bldg Const - Contractors (1600), Construction Machinery & Equip (3531), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)
- akta.pro primary industry
- Pavers & Road Construction Equipment (IMAHAAAI)
- akta.pro secondary industries
- Paving-Grade Asphalt Binder (PG/Performance-Graded) (EUALAKAA), Soil Stabilization & Ground Improvement (Lime/Cement, Deep Mixing) (IMAFAKAF), Manholes, Laterals & Service Connections (Installation/Rehab) (EUANACAI)
Keywords
Where KARP-KNEIP is headquartered
LocationHeadquarters
- HQ city
- Bertrange
- HQ country
- Luxembourg
- HQ region
- Europe
Offices3 records
Markets served
KARP-KNEIP business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Infrastructure, Supply Chain, Operations, Technology or R&D, Marketing or Sales
Revenue model
- Road and Highway Construction: General contracting for road and highway projects from earthworks to wearing course implementation, delivered entirely with company's own resources.
- Civil Engineering and Urban Roads: Civil engineering and urban road construction services including earthworks, sanitation, and utility network installation.
- Private Construction and Landscaping: Private client projects ranging from garage entrance to house surroundings with green spaces, sports fields, and public park amenities.
- Asphalt Production and Sales: Production and sales of asphalt products including hydrocarbon asphalt, colored asphalt, and low-temperature asphalt through 6 fixed and 3 mobile production plants in the Greater Region.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels4 records
KARP-KNEIP product offering
Product offeringCore offering
KARP-KNEIP is a traditional public works general contractor delivering road and highway construction, civil engineering and urban roadworks, private landscaping and development projects, and asphalt/bitumen production. The company executes the full project lifecycle from earthworks to surface layer using its own equipment fleet, R&D laboratory, and network of 6 fixed and 3 mobile asphalt plants in the Greater Region.
Product overview
KARP-KNEIP is a traditional public works company offering a unified portfolio of construction services centered around road infrastructure. The company operates four integrated service lines: Roads and Highways (full-service road construction from earthworks to surface layers), Civil Engineering and Urban Roadwork (infrastructure networks including water, gas, heating, and telecommunications), Private and Development Works (residential and commercial landscaping), and Asphalt Production (6 fixed and 3 mobile plants producing hydrocarbon, colored, and low-temperature asphalts with in-house R&D capabilities). All services are delivered through the company's own workforce and equipment fleet, positioning the company as a general contractor for large-scale public works projects.
Differentiator
Problem solved
Functional benefit
Products and services
- Routes et autoroutes (Roads and Highways) General contracting for road and highway construction projects delivered from earthworks through to wearing course implementation, including asphalt paving on roads, highways, airport surfaces, and multimodal platforms, executed entirely with the company's own resources.
- Génie civil et voirie urbaine (Civil Engineering and Urban Roadwork) Civil engineering and urban roadwork services including earthworks, sanitation, water drainage, wastewater systems, water pipes, district heating, gas pipe installation, and utility network construction for public infrastructure clients.
- Travaux privés et d'aménagement (Private and Development Works) Private client amenities and development works ranging from garage entrance construction to complete residential surroundings with green spaces, including sports fields, private house surroundings, gardens, and public park developments for individuals and developers.
- Production d'enrobés (Asphalt Production) Asphalt and bitumen production since 1952, operating 6 fixed and 3 mobile asphalt production plants across the Greater Region with an in-house testing laboratory and R&D facility. Products include hydrocarbon asphalts, colored asphalts, and low-temperature asphalts, with CE attestation at the Hamm facility under EU Regulation 305/2011.
Companies that use KARP-KNEIP
Customer profileNamed customers4 records
Segments2 records
Ideal customer profiles2 records
KARP-KNEIP technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
KARP-KNEIP partnerships and signals
Strategic signalPartnerships
17 partnerships are on record, tiered minor and core.
- 1A-tech SASminorAsphalt implementation partner in the construction network
- Bitas GmbHminorAsphalt production company, partner in the Greater Region network
- Brumath EnrobésminorAsphalt production partner
- CGR SAminorIndustry and commerce of sandstone and related materials
- Famenne Enrobés SASminorAsphalt production partner
- GocaminorEcological construction, renovation and real estate promotion company
- Hauconcourt Enrobés SASminorAsphalt production partner
- Köppen GmbHcoreCivil engineering, urban roads, asphalt laying, earthworks, private construction, sports fields, quarry operation - comprehensive public works partner
- Les enrobés du Gerny SAminorAsphalt implementation on roads, highways and airport surfaces
- Rabotech SAcoreRoad milling and sweeping services - subsidiary entity of Karp-Kneip group
- Stradest SASminorCivil engineering, urban roads, earthworks partner in France
- Trabet SASminorCivil engineering, urban roads, earthworks, asphalt production and implementation across France with 2 mobile plants
- TSM Conduites SAcoreWater conduits, gas conduits, district heating conduits, automatic irrigation systems - subsidiary entity of Karp-Kneip group
- Vereal SAcorePrivate gardens, green spaces, forestry work - subsidiary entity of Karp-Kneip group
- Wickler SarlminorCivil engineering, roads, earthworks, private construction, asphalt laying and production
- Vereal WoodminorForestry exploitation and wood transformation
- Road Tech InnovationminorR&D, binder and asphalt laboratory, and VRD (roads and various networks) work
Scale indicators10 records
Recent moves8 records
Expansion highlights6 records
KARP-KNEIP competitors and assessment
Company assessmentBroad incumbents
- Eurovia (VINCI): VINCI's road construction and materials subsidiary operating across Europe. Overlaps with Karp-Kneip in roadworks, civil engineering, and asphalt/binder production, with comparable exposure to public infrastructure tenders.
- Eiffage Route: Eiffage's road infrastructure division active in France, Belgium, Germany, and Luxembourg. Highly comparable to Karp-Kneip on road construction, urban civil engineering, and bituminous mix production.
- Porr AG: Austrian full-service construction company with road, civil engineering, and infrastructure operations across Central Europe. Comparable on heavy civil contracting and bituminous production.
- Colas Group: Bouygues subsidiary and one of the world's largest road construction and asphalt producers. Directly comparable to Karp-Kneip's road and asphalt production lines, with overlapping operations across Europe including Luxembourg.
- STRABAG AG: Large European construction group with significant transport infrastructure and asphalt operations. Comparable to Karp-Kneip on heavy civil engineering and road construction, with broader geographic reach.
Direct peers
- Heijmans: Dutch construction firm with roadworks, civil engineering, and infrastructure services. Comparable to Karp-Kneip on the integrated contractor-plus-materials model and reliance on public sector clients.
- Leonhard Weiss: Family-owned German construction group with road construction, civil engineering, and asphalt production. Closely comparable to Karp-Kneip on integrated service portfolio and family-owned governance model.
- Felix Giorgetti: Luxembourg-based general construction and public works contractor. Direct regional peer to Karp-Kneip with overlapping municipal and infrastructure client base in Luxembourg.
- Gebrüder Bunte: German road construction and asphalt producer with multiple production plants. Comparable to Karp-Kneip on integrated road and asphalt operations in a regional European market.
Regional players
- Société Européenne de Construction (SEC): Luxembourg-headquartered construction group active in civil engineering and public infrastructure. Regional peer operating in the same territory with comparable public-works service offerings.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
KARP-KNEIP social profiles
Digital presenceKARP-KNEIP compliance and trust
Trust signalCompliance6 records
KARP-KNEIP financial estimates
Financial estimateRevenue estimate
Valuation estimate
KARP-KNEIP leadership team
Management profileNumber of profiles
Profiles3 records
KARP-KNEIP subsidiaries and ownership
Company hierarchySubsidiaries6 records
KARP-KNEIP funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
KARP-KNEIP 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 KARP-KNEIP
What does KARP-KNEIP do?
KARP-KNEIP is a traditional public works general contractor delivering road and highway construction, civil engineering and urban roadworks, private landscaping and development projects, and asphalt/bitumen production. The company executes the full project lifecycle from earthworks to surface layer using its own equipment fleet, R&D laboratory, and network of 6 fixed and 3 mobile asphalt plants in the Greater Region.
Is KARP-KNEIP a public or private company?
KARP-KNEIP is a private company. It is classified as family owned and is currently operating.
When was KARP-KNEIP founded?
KARP-KNEIP was founded in 1898. It employs 251 to 500 people.
Where is KARP-KNEIP based?
KARP-KNEIP is headquartered in Bertrange, Luxembourg, in the Europe region.
How does KARP-KNEIP make money?
Four revenue lines are on record. Road and Highway Construction is the primary driver. The others are civil Engineering and Urban Roads, private Construction and Landscaping and asphalt Production and Sales.
Who are KARP-KNEIP's main competitors?
Broad incumbents on record are Eurovia (VINCI), Eiffage Route, Porr AG, Colas Group and STRABAG AG. Direct peers are Heijmans, Leonhard Weiss, Felix Giorgetti and Gebrüder Bunte. Société Européenne de Construction (SEC) is listed as a regional player.
Does KARP-KNEIP have an API?
No public API is recorded for KARP-KNEIP.
What industry is KARP-KNEIP in?
KARP-KNEIP's product category is Road Construction and Civil Engineering. Its primary akta.pro industry code is IMAHAAAI, Pavers & Road Construction Equipment, with a secondary code of EUALAKAA, Paving-Grade Asphalt Binder (PG/Performance-Graded). Its NAICS code is 324121 and its SIC code is 1600.