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Cleaning by Genesa in Bertrange

Genesa

Cleaning in Bertrange

4.6 out of 5 verified Verified profile This profile is verified. Learn more Verified in October 2026

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2009Founded
BertrangeLocality
The company

Cleaning in Bertrange

Professional cleaning, building maintenance, and facility management in Bertrange

Founded in 2008 in Bertrange, Genesa supports businesses, co-ownerships, communities, and individuals in maintaining their living and working spaces throughout Luxembourg. Initially specializing in routine maintenance of professional and residential premises, the company gradually extended its expertise to facility management to offer a comprehensive solution to its clients. With over 250 employees and more than 600 active clients, it has established itself as a leading cleaning provider in the Grand Duchy. Its mission: to combine quality, responsiveness, and respect for the environment.

  • Standard cleaning of offices, shops, buildings, and homes (floors, dusting, furniture)

  • Cleaning and disinfection of sanitary facilities

  • Washing of windows, display cases, bays, and glass facades

  • Rope access work: high-rise interventions on facades and windows, without scaffolding

  • Floor renovation and treatment: stripping, polishing, crystallization of marble and granite, concrete treatment

  • Carpet and rug cleaning

  • Post-construction, end-of-site, and post-disaster cleaning

  • Pre-inventory cleaning

  • Maintenance of common areas and co-ownerships

  • Industrial cleaning

  • Facility management

  • Green space maintenance: mowing, hedge trimming, weeding, and landscaping

  • Waste and bulky item management, sorting, and removal

  • Salting and snow removal for access roads, sidewalks, and parking lots

  • Moving, furniture assembly and disassembly, handling

  • Terrace cleaning

  • Residential cleaning, with dedicated teams

  • Vehicle cleaning and preparation

  • Painting and tiling work, as a complement

  • Sale of professional cleaning equipment (vacuum cleaners, single-disc machines, injection-extraction)

Genesa primarily uses biodegradable products and is certified ISO 14001 and ISO 45001, ensuring environmental rigor and safety. All services are provided by in-house teams, without subcontracting, trained in first aid, working at heights, and operating aerial work platforms. One-off interventions or regular contracts: a single point of contact for all your maintenance needs.

Contact Genesa for a personalized quote and entrust the maintenance of your spaces to a trusted team.

Your contacts

Laurent FantesAdministrative manager (M)

Specialities

  • Pest Control & Disinfection
  • Steam Cleaning
  • Domestic Cleaning
  • Office Cleaning
  • Communal Area & Property Management Cleaning
  • Facade Cleaning
See all 19 specialities
  • Window & Glass Cleaning
  • Post-Construction Cleaning
  • Floor Cleaning
  • Terrace, Pergola & Veranda Cleaning
  • Blind & Raffstore Cleaning
  • High Pressure Cleaning
  • Upholstery & Furniture Cleaning
  • Photovoltaic Panel Cleaning
  • Pre & Post Move-in Cleaning
  • Ironing Service
  • Anti-Moss & Anti-Graffiti Treatment
  • Land Clearing & Site Cleaning
  • Tree Felling & Pruning
Portfolio

The work of Genesa

26 PHOTOS

Google reviews

What its clients say

4.6/5 · 51 Google reviews See the reviews on Google 

4 out of 5 Google review

“A friendly and attentive team! They take our needs into account and do everything to make us feel well supported. We are satisfied with their services.”

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Une équipe sympathique et à l’écoute ! Ils prennent en compte nos besoins et font tout pour que l’on se sente bien accompagné. Nous sommes satisfaits de leurs prestations.

Response from the owner

Hello Mr. Feller, Thank you very much for your feedback and for your trust! We are delighted to know that you are satisfied with our services and our support. Listening to your needs and supporting you in the best possible way throughout your projects is essential for our entire team. Thank you again for your testimonial and see you very soon! The Genesa Sàrl team

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Bonjour Monsieur Feller, Un grand merci pour votre retour et pour votre confiance ! Nous sommes ravis de savoir que vous êtes satisfait de nos prestations et de notre accompagnement. Être à l’écoute de vos besoins et vous accompagner au mieux tout au long de vos projets est essentiel pour toute notre équipe. Merci encore pour votre témoignage et à très bientôt ! L’équipe Genesa Sàrl

Jean-Paul Feller
4 out of 5 Google review

“The staff is competent and responsive. The flexibility in services and schedules is highly appreciated.”

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Le personnel est compétent et réactif. La flexibilité dans les prestations et les horaires est très appréciable.

Response from the owner

Thank you for this positive feedback. Our team will contact you shortly to see how we can further improve our services and your satisfaction.

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Merci pour ce retour positif. Notre équipe va vous contacter rapidement afin de voir comment nous pouvons encore améliorer nos services et votre satisfaction.

MAURINE NOCKE
5 out of 5 Google review

“It has already been 11 years since we entrusted our cleaning to Genesa. The ladies are reliable, efficient, discreet and also very friendly. Our house is in top shape thanks to them!”

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Cela fait déjà 11 ans que nous avons confié notre ménage à Genesa. Les dames sont fiables, efficaces, discrètes et en plus fort sympathiques. Notre maison est au top grâce à elles!

Response from the owner

Thank you very much for your loyalty for 11 years already! It is a real pleasure to know that you are still satisfied with our team and the quality of their work. We will gladly pass on your compliments to them, which will certainly make them very happy. Thank you for your trust over the years!

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Un grand merci pour votre fidélité depuis déjà 11 ans ! C’est un vrai plaisir de savoir que vous êtes toujours satisfaits de notre équipe et de la qualité de son travail. Nous leur transmettrons avec plaisir vos compliments, qui leur feront certainement très plaisir. Merci pour votre confiance au fil des années !

N.D. R.
5 out of 5 Google review

“An excellent professional collaboration with Genesa. Special thanks to Laurent for his transparency and his great sense of partnership on the ground. Rigor, efficiency and professionalism are all there. A trusted partner to work with in Luxembourg!”

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« Une excellente collaboration professionnelle avec Genesa. Un merci particulier à Laurent pour sa transparence et son grand sens du partenariat sur le terrain. Rigueur, efficacité et professionnalisme sont au rendez-vous. Un partenaire de confiance avec qui travailler au Luxembourg ! »

Response from the owner

Thank you Alain for this very nice review. It is always a real pleasure to share this collaboration and to be able to rely on a relationship based on trust and transparency. Looking forward to continuing this great adventure together!

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Merci Alain pour ce très bel avis. C'est toujours un réel plaisir de partager cette collaboration et de pouvoir compter sur une relation basée sur la confiance et la transparence. Au plaisir de poursuivre cette belle aventure ensemble !

Alain Vanderheyden
4 out of 5 Google review

“serious company, working with Genesa for over 10 years, everything is impeccable”

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maison sérieuse, travaillant avec Genesa depuis plus de 10 ans, tout est impeccable

Response from the owner

Thank you very much for your loyalty for over 10 years and for your trust! We are delighted to know that you are still satisfied with our services. Your trust makes us very happy!

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Merci beaucoup pour votre fidélité depuis plus de 10 ans et pour votre confiance ! Nous sommes ravis de savoir que vous êtes toujours satisfait de nos services. Votre confiance nous fait très plaisir !

Patrice Bras
5 out of 5 Google review

“Our cleaning lady Annabelle is a real gem We are very happy with her services”

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Notre femme de ménage Annabelle est une fraie perle Nous sommes très content de ses prestations

Response from the owner

Thank you for this positive feedback. The message will be passed on to the cleaning agent.

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Nous vous remercions pour ce retour positif. Le message sera transmis à l'agent de nettoyage.

Robert Jelsma
5 out of 5 Google review

“Very satisfied with the quality of services! A company we can trust and communicate your needs to.”

Response from the owner

Thank you for your kind words and trust! We’re delighted to know you’re happy with our services. We truly appreciate your feedback!

Sandrine Roux
5 out of 5 Google review

“Very serious and regular team. No unplanned cancellations, great flexibility Convincing results”

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Équipe très sérieuse et régulière. Pas d’annulation non prévue, grande flexibilité Résultats convaincants

Response from the owner

Thank you very much for your trust and feedback! We are delighted to know that you appreciate our seriousness, our flexibility and the quality of our results.

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Merci beaucoup pour votre confiance et votre retour ! Nous sommes ravis de savoir que vous appréciez notre sérieux, notre flexibilité et la qualité de nos résultats.

Franck Pansera
5 out of 5 Google review

“Very satisfied, always listening, efficient and reliable, I can only recommend”

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Très satisfait toujours à l’écoute efficace et fiables je peux que recommander

Response from the owner

Thank you very much for your trust and recommendation! We are delighted to bring you satisfaction on a daily basis.

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Merci beaucoup pour votre confiance et votre recommandation ! Nous sommes ravis de vous apporter satisfaction au quotidien.

Gilles Feith
5 out of 5 Google review

“Great service, perfect cleaning, good friendly staff with a lot of commitment. Genesa can only be highly recommended!”

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Super Service, Reinigung perfekt, gutes freundliches Personal mit viel Engagement. Genesa kann man nur empfehlen!

Response from the owner

Thank you very much for your great feedback and your recommendation! We are very pleased that you are satisfied with our service and our dedicated team.

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Vielen Dank für Ihr tolles Feedback und Ihre Empfehlung! Es freut uns sehr, dass Sie mit unserem Service und unserem engagierten Team zufrieden sind.

Roger Schlim
5 out of 5 Google review

“⭐⭐⭐⭐⭐ Very satisfied with the company Genesa! A serious, punctual and very professional team. The work is always carried out with great care and the house is spotless after each visit. I am also very satisfied with the manager as well as the secretary-receptionist in charge of staff management. Their availability, responsiveness and professionalism make exchanges very pleasant and efficient. A trustworthy company, with a serious and involved team. I highly recommend Genesa for the quality of its services!”

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⭐⭐⭐⭐⭐ Très satisfait de la société Genesa ! Une équipe sérieuse, ponctuelle et très professionnelle. Le travail est toujours réalisé avec beaucoup de soin et la maison est impeccable après chaque passage. Je suis également très satisfait du gérant ainsi que de la secrétaire-réceptionniste en charge de la gestion du personnel. Leur disponibilité, leur écoute et leur professionnalisme rendent les échanges très agréables et efficaces. Une société de confiance, avec une équipe sérieuse et impliquée. Je recommande vivement Genesa pour la qualité de ses services !

Response from the owner

A big thank you for your trust and for this very nice review! 😊 We are delighted that you are satisfied with the quality of our services and the professionalism of our team. Your recommendation makes us particularly happy! Looking forward to continuing to support you. The Genesa team

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Un grand merci pour votre confiance et pour ce très bel avis ! 😊 Nous sommes ravis que vous soyez satisfait de la qualité de nos services et du professionnalisme de notre équipe. Votre recommandation nous fait particulièrement plaisir ! Au plaisir de continuer à vous accompagner. L’équipe Genesa

Karim Aguezzar
5 out of 5 Google review

“I have been working with Genesa for the last 4 years and their service is very professional, agile and with a reasonable price considering their services. Very happy with them!”

Response from the owner

Thank you so much for your kind words and for your trust over the past four years! It’s been a pleasure working with you, and we look forward to continuing our collaboration!

Daniel Martinez
Contact details

Address & official information

Address

177, Rue de Luxembourg
L-8077 Bertrange

Directions

Administrative and financial information

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