kaell architecte
Luxembourg-based boutique architecture firm founded in 2002 by Claudine Kaell, specializing in residential, public-sector, and heritage-restoration projects for government, commercial, and private clients across Luxembourg.
- Company typePrivate
- Founded2002
- HeadquartersLuxembourg, Luxembourg
- Headcount1–10
- GTM typeB2B and B2C
- OfferingServices
What kaell architecte does
kaell architecte is a Luxembourg-based architecture firm founded in 2002 by Claudine Kaell (architect DPLG, École d'Architecture de Strasbourg, 1997). The firm provides comprehensive architectural services spanning residential, commercial, public/institutional, and cultural projects, with particular specializations in heritage restoration (notably GuestHouse50, inscribed on the Inventaire supplémentaire des Monuments Nationaux), flood-resilient design for the Alzette riverine context (Living with the River), and sustainable timber construction. Core products include new construction, renovation, restoration, and rehabilitation services delivered across Luxembourg for clients such as the Ministry of State, Ministry of Foreign Affairs, Ville de Luxembourg, Croix-Rouge Luxembourgeoise, and private residential clients. The firm has earned two Mies van der Rohe Award nominations (2013, 2026), multiple Bauhärepräis OAI and Prix Luxembourgeois d'Architecture awards, indicating consistent peer recognition.
The business model is fee-based professional services: revenue is generated through percentage-of-construction-cost or project-specific fees on commissioned work, typically structured as multi-year contracts for larger public-sector projects and shorter engagements for private residential commissions. The go-to-market is hybrid: public-sector work is won through direct participation in architectural competitions organized by government bodies and municipalities, while private commissions flow through reputation, referrals, and the firm's portfolio website. The firm does not use intermediaries and operates exclusively within Luxembourg. Recurring engineering partnerships with INCA Ingénieurs Conseils, Schroeder et Associés, Progroup, and Boydens support delivery on multidisciplinary institutional projects.
The firm is privately held by its founder, with no external investment or parent company. Headcount has grown from a solo practice to 7-8 staff by 2023, with architects recruited from leading European schools (Paris-Belleville, La Cambre-Horta, RWTH Aachen, Delft, Politecnico di Milano). Strategic joint ventures (associations momentanées) with a+t architecture and Jim Clemes Associates have been used to compete for mega-projects such as the Ministry of Foreign Affairs and the Staccato Kirchberg office building. Geographic expansion beyond Luxembourg is not evident, and the firm has no disclosed venture capital or institutional backing.
kaell architecte firmographics
Firmographics- Name
- kaell architecte
- Legal name
- kaell architecte
- Website
- https://kaellarchitecte.lu
- Company type
- Private
- Founded year
- 2002
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Luxembourg-based boutique architecture firm founded in 2002 by Claudine Kaell, specializing in residential, public-sector, and heritage-restoration projects for government, commercial, and private clients across Luxembourg.
- Ownership category
- akta.pro rank
kaell architecte industry classification
Industry- Product category
- Architectural Services
- NAICS
- Architectural Services (54131)
- akta.pro primary industry
- Architectural Design Services (BPAHAKAA)
- akta.pro secondary industries
- Historic Preservation & Conservation Planning (BPAHAKAH), Architectural Reconfiguration & Structural Alterations (HSAPAEAB)
Keywords
Where kaell architecte is headquartered
LocationHeadquarters
- HQ city
- Luxembourg
- HQ country
- Luxembourg
- HQ region
- Europe
Offices1 record
Markets served
kaell architecte business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Others
Revenue model
- Architectural Design Services: Fee-based architectural services for construction, renovation, restoration, and rehabilitation projects. Revenue generated through professional architecture fees for projects ranging from single-family homes to large public buildings. Projects are typically commissioned through public competitions or direct private engagements.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom project-based pricing |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
kaell architecte product offering
Product offeringCore offering
kaell architecte is a Luxembourg-based architecture firm offering comprehensive architectural design services spanning residential, commercial, public/institutional, and cultural projects. Services include new construction, renovation, restoration of historic buildings, heritage rehabilitation, and participation in architectural competitions. The firm integrates projects into existing built environments with a focus on sustainability, flood resilience, and adaptive reuse.
Product overview
Kaell Architecte is an architecture firm founded in 2002 by Claudine Kaell, based in Luxembourg. The firm offers comprehensive architectural design services organized around several core offerings: Residential Architecture (single-family homes, extensions, renovations), Commercial & Office Architecture (office buildings, commercial centers), Public & Institutional Architecture (ministries, cultural buildings, schools), Heritage Restoration & Rehabilitation (historic monuments, listed buildings), and Urban Planning & Competition Projects. The firm's portfolio includes notable projects such as GuestHouse 50 (a restored National Monument in Rollingergrund), Living with the River (flood-resilient residential transformation), and various government buildings including the Ministère d'État and the Ministry of Foreign Affairs. The firm also operates GuestHouse 50 as a pop-up event space and guest accommodation. Projects span new construction, renovation, restoration, and rehabilitation across Luxembourg.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- Two projects nominated for Mies van der Rohe Award (2013, 2026)
- +2 more outcomes
Companies that use kaell architecte
Customer profileNamed customers14 records
Segments3 records
Ideal customer profiles3 records
kaell architecte technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
kaell architecte partnerships and signals
Strategic signalPartnerships
14 partnerships are on record, tiered core and minor.
- Jim Clemes AssociatescoreAssociation momentanée for multiple projects including Staccato Kirchberg offices and Waassertuerm execution phase. Special collaboration with Beate Thomas on Staccato project.
- a+t architecture (Claudine Arend, Anouk Thill)coreAssociation momentanée (temporary joint venture) for the Ministry of Foreign Affairs project. The partnership won the ex æquo competition in 2010. Also collaborated on Foyer Domitilia project.
- Romain Fassotte (Études F)minorExternal collaborator supporting various projects as needed.
- Funda İlter and İlektra Theodosiou (instudio)minorExternal collaborators supporting various projects.
- Robert KopsminorExternal collaborator supporting various projects.
- Pauline Lacord ArchitecteminorCollaboration on Red Rock Trail project (Biergemer Kabaisecher).
- INCA Ingénieurs ConseilscoreRecurring engineering partner for civil engineering on multiple projects including Maison et Atelier Rollingergrund, Casino Dudelange, and Logements Étudiants Belval.
- Schroeder et AssociéscoreCivil engineering partner on Foyer Domitilia and Haus vun der Natur projects.
- ProgroupcoreGeneral coordination partner on Staccato Kirchberg and Bureaux au Kirchberg office projects.
- BoydenscoreTechnical engineering partner for Staccato Kirchberg project.
- Lux Ouvrages d'ArtcoreCivil engineering partner for A6 Motorway Interchange Strassen project.
- RW ConsultcoreGeneral coordination for A6 Motorway Interchange project.
- Elmès AgencycorePartnership for Domaine Mansfeld project (competition winner 2023). Created images and collages for the feasibility study.
- Areal Landscape ArchitecturecoreLandscape architecture partner for Domaine Mansfeld project and Ferme Mombel's-Klein project.
Scale indicators3 records
Recent moves6 records
Expansion highlights4 records
kaell architecte competitors and assessment
Company assessmentDirect peers
- Christian Bauer und Associés: Luxembourg architecture firm where team member Susanne Tietmann worked for five years on high-end projects. Comparable mid-sized practice delivering public, residential, and commercial commissions in Luxembourg.
- Areal Landscape Architecture: Luxembourg landscape architecture partner of kaell on Domaine Mansfeld and Ferme Mombel-Klein projects. Comparable boutique scale with overlap in site-design and integrated architecture-landscape commissions.
- WW+ architektur | Wagner Wong + Partners: Luxembourg-based architecture practice with comparable portfolio across residential, public, and commercial projects. Operates in the same domestic market with similar scale and design-led positioning.
- a+t architecture: Luxembourg architecture partnership of Claudine Arend and Anouk Thill; former temporary joint-venture partner with kaell on the Ministry of Foreign Affairs (ex aequo winner 2010) and Foyer Domitilia projects. Direct competitor for the same public competitions.
- Steinmetzdemeyer Architectes: Luxembourg architecture firm with comparable mix of public-sector commissions, heritage restoration, and contemporary residential projects across the Greater Region.
- Jim Clemes Associates: Established Luxembourg architecture firm where founder Claudine Kaell trained for five years before founding kaell. Operates as a similarly sized, full-service architecture practice in Luxembourg with comparable public and private project mix.
- Architecture-Studio: Paris-based architecture firm with comparable portfolio of public institutional, cultural, and heritage projects across Europe. Operates at a larger scale but in the same mixed public/private and restoration/new-build category.
- Beate Thomas Architecte: Luxembourg architect who collaborated with kaell on the Staccato Kirchberg office project. Comparable scale and Luxembourg-focused residential, commercial, and public commissions.
Broad incumbents
- David Chipperfield Architects: Internationally established practice with a strong heritage-restoration and institutional track record (e.g., Neues Museum Berlin). Competes for the same European public/heritage commissions kaell targets, but at materially larger scale.
- Foster + Partners: Global architecture incumbent with broad public, cultural, and heritage portfolio. Overlaps with kaell on large public competitions and adaptive-reuse commissions in Europe, but at vastly larger scale and geographic reach.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
kaell architecte social profiles
Digital presencekaell architecte financial estimates
Financial estimateRevenue estimate
Valuation estimate
kaell architecte leadership team
Management profileNumber of profiles
Profiles6 records
kaell architecte funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
kaell architecte 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 kaell architecte
What does kaell architecte do?
kaell architecte is a Luxembourg-based architecture firm offering comprehensive architectural design services spanning residential, commercial, public/institutional, and cultural projects. Services include new construction, renovation, restoration of historic buildings, heritage rehabilitation, and participation in architectural competitions. The firm integrates projects into existing built environments with a focus on sustainability, flood resilience, and adaptive reuse.
Is kaell architecte a public or private company?
kaell architecte is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was kaell architecte founded?
kaell architecte was founded in 2002. It employs 1 to 10 people.
Where is kaell architecte based?
kaell architecte is headquartered in Luxembourg, Luxembourg, in the Europe region.
How does kaell architecte make money?
One revenue line is on record: architectural Design Services.
Who are kaell architecte's main competitors?
Direct peers on record are Christian Bauer und Associés, Areal Landscape Architecture, WW+ architektur | Wagner Wong + Partners, a+t architecture, Steinmetzdemeyer Architectes, Jim Clemes Associates, Architecture-Studio and Beate Thomas Architecte. Broad incumbents are David Chipperfield Architects and Foster + Partners.
Does kaell architecte have an API?
No public API is recorded for kaell architecte.
What industry is kaell architecte in?
kaell architecte's product category is Architectural Services. Its primary akta.pro industry code is BPAHAKAA, Architectural Design Services, with a secondary code of BPAHAKAH, Historic Preservation & Conservation Planning. Its NAICS code is 54131.