Stugalux

What Stugalux does

Groupe Stugalux Construction is a privately held Luxembourg construction and real estate group tracing its origins to 1973, with the principal operating entity Stugalux Construction formally founded in 1990. The group is organized as six wholly-owned specialized entities — Stugalux Construction (general construction), Electro Stugalux (electrical installations and photovoltaic systems, established 2001), Mastrangelo (heating, ventilation, and sanitary installations, integrated 2017), Stugalux Invest (real estate development and promotion), Stugalux Real Estate (property sales, rentals, and brokerage), and Stugalux Property Management (rental management and co-ownership syndic services). This multi-entity architecture delivers a vertically integrated offering that covers the full residential property lifecycle — design, construction, renovation, electrical and HVAC fit-out, sales/rental brokerage, and ongoing management — from a single point of contact. Underlying technical capability includes compliance with Luxembourg AAA/nZEB energy standards, with renovation services featuring high-performance insulation, triple glazing, double-flow ventilation, and photovoltaic installations claimed to deliver €500–€1,000 in average annual household energy savings.

The group's revenue model combines transactional and recurring streams: one-time construction and renovation project revenue, transaction fees on property sales and rentals (homes priced €964k–€1.4M+, apartments €687k–€1.5M, land from €315k), recurring monthly syndic and rental management fees, and professional-services revenue from electrical and HVAC work. Distribution is direct-to-customer across Luxembourg, channeled through the company website, dedicated listings infrastructure, and direct sales outreach. Customers are segmented vertically into individual homeowners (primary), property developers and investors, and co-ownership associations requiring professional syndic administration. Headquarters and main operations sit at 4 Zone Industrielle, 8287 Kehlen, Luxembourg, with the group serving the entirety of Luxembourg's territory.

Strategic posture is that of an established, family-managed operator pursuing organic and acquisitive vertical integration (exemplified by the 2017 Mastrangelo acquisition and 2001 launch of Electro Stugalux), and selective partnership with public-sector construction entities such as CDCL on larger residential developments. No external equity, venture, or private capital backing is referenced, and revenue is not publicly disclosed.

Name

Stugalux

Legal name

GROUPE STUGALUX CONSTRUCTION

Website

https://stugalux.lu

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

251–500 employees

Short description

Groupe Stugalux Construction is a Luxembourg-based, family-owned construction and real estate group operating through six specialized entities that deliver integrated construction, renovation, electrical, HVAC, property sales, and property management services to individual homeowners, property investors, and co-ownership associations across Luxembourg.

Ownership category

akta.pro rank

Product category

Real Estate and Construction Services

NAICS

Residential Property Managers (531311), Real Estate Property Managers (53131), Offices of Real Estate Agents and Brokers (5312), Lessors of Residential Buildings and Dwellings (53111)

SIC

General Bldg Contractors - Residential Bldgs (1520), Operative Builders (1531), Real Estate Agents & Managers (For Others) (6531)

akta.pro primary industry

Spec Home / Production Homebuilding (Tract & Volume Builders) (IMAFABAD)

akta.pro secondary industries

Condominium Association Management (BPAJAHAA), Multifamily Apartment Property Management (BPAJAFAA)

Keywords

• Residential construction services
• Property sales and rentals
• Renovation and transformation
• Property management syndic
• Real estate development

Headquarters

HQ city

Strassen

HQ country

Luxembourg

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Construction Services: Revenue from construction of individual houses and residences, including project management and general contracting services for residential developments.
2. Property Sales: Revenue from buying and selling residential properties including apartments, houses, and building land through Stugalux Real Estate entity.
3. Renovation and Transformation: Revenue from renovation projects including energy efficiency upgrades, structural modifications, and modernization of existing properties.
4. Property Management and Syndic Services: Recurring revenue from rental property management and co-ownership syndic services including administrative, technical, and financial management of properties.
5. Electrical and HVAC Services: Revenue from Electro Stugalux and Mastrangelo for electrical installations, photovoltaic systems, heating, ventilation, and sanitary installations.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels3 records

Core offering

Stugalux is a Luxembourg-based construction and real estate group that delivers end-to-end property services through five specialized entities: general construction of individual houses and residences, electrical and photovoltaic installations, HVAC and sanitary installations, real estate development, property sales and rentals, and rental management with co-ownership syndic services. The group offers a single point of contact for clients, with most construction trades handled in-house across the Luxembourg territory.

Product overview

GROUPE STUGALUX CONSTRUCTION is a construction and real estate group operating through six specialized entities offering integrated solutions. The core offering centers on Stugalux Construction (general construction, founded 1990), complemented by Electro Stugalux (electrical and photovoltaic systems, founded 2001), Mastrangelo (HVAC and sanitary, acquired 2017), Stugalux Invest (property development), Stugalux Real Estate (sales/rental services), and Stugalux Property Management (syndics/rental management). This structure provides a complete in-house solution covering construction, renovation, electrical work, heating/ventilation, property development, and property management services across Luxembourg.

Differentiator

Problem solved

Functional benefit

Brands

• Stugalux Construction: General construction entity covering design, development, construction, commercialization, and maintenance of residential projects.
• Electro Stugalux
• Mastrangelo
• Stugalux Invest
• Stugalux Real Estate
• Stugalux Property Management

Products and services

• Stugalux Construction General construction service covering design, development, construction, commercialization, and maintenance of residential projects including individual houses and apartment buildings for clients in Luxembourg.
• Electro Stugalux Electrical installations, IT cabling, video surveillance, home automation, and photovoltaic systems for residential and commercial buildings in Luxembourg.
• Mastrangelo Heating, ventilation (VMC), and sanitary installation services for all types of construction projects in Luxembourg.
• Stugalux Invest

Quantifiable outcome

• Average annual energy savings of 500-1000 euros per household with photovoltaic installations

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered core and minor.

• MastrangelocoreStrategic or Co-development Partner · 1 January 2017Mastrangelo was integrated into the Groupe Stugalux Construction in 2017, specializing in heating, ventilation (VMC), and sanitary installations. The partnership provides comprehensive HVAC and sanitary services for all project types, leveraging quality equipment from renowned manufacturers.
• CDCL (Caisse de Construction Luxembourg)minorStrategic or Co-development PartnerCDCL is mentioned as a partner in the UM MILLEWEE residential project in Contern. The partnership involves joint development of residential projects in partnership with CDCL.

Scale indicators3 records

Recent moves7 records

Expansion highlights4 records

Direct peers

• Kaufman & Broad: Major French residential homebuilder active in single-family and apartment developments across France and Belgium, with comparable focus on energy-efficient housing programs and integrated customer service.
• Thomas & Piron: Belgian residential homebuilder with integrated construction and property services; comparable mid-sized integrated builder model operating in a similar adjacent Benelux/Luxembourg catchment.
• CFE (Compagnie d'Entreprises CFE): Belgian construction and real estate group with multi-trade in-house execution and residential development activities, comparable to Stugalux's integrated construction-to-property model.
• Nexity: France's largest integrated residential property developer and manager, offering new-build, renovation, sales, rental management and syndic services under one brand — the closest analog to Stugalux's vertically integrated model.
• Eiffage Immobilier: French residential and mixed-use developer backed by Eiffage Group, focused on energy-efficient new builds and renovation — closely comparable to Stugalux's nZEB-aligned offering.

Broad incumbents

• Vinci Immobilier: Real estate development subsidiary of construction giant Vinci; operates a broad residential and commercial development platform overlapping with Stugalux's construction and development activities.
• Bouygues Immobilier: Real estate arm of the Bouygues group, one of France's largest residential and commercial developers; competes broadly with Stugalux on residential schemes and is present in neighboring markets.
• Altarea: French mixed-use real estate developer and asset manager with residential, retail and office exposure; broader portfolio than Stugalux but competes on residential schemes in cross-border markets.

Regional players

• Immobel: Belgian-listed real estate developer with significant operations in Luxembourg developing residential, office and mixed-use projects — directly competes for Luxembourg development sites and customers.
• BPI Real Estate: Belgian-origin real estate developer with active projects in Luxembourg across residential and mixed-use segments, competing for the same in-country development opportunities as Stugalux.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries6 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 Stugalux