Sehr zufrieden mit der Arbeit. Sehr zuverlässig und kompetent. Der Umbau unserer Wohnung entspricht total unseren Erwartungen. Können wir nur weiterempfehlen.

Prisma Bauunternehmung GmbH was founded in 2023 and has since established itself as a reliable, high-performing partner in the construction industry. Our experienced team of qualified professionals stands for the highest quality, sustainability, and a consistent customer focus. We realize new construction, renovation, and excavation projects efficiently, precisely, and on schedule. Thanks to sound expertise, modern technology, and meticulous planning, we implement individual construction projects economically and sustainably. From the initial concept to completion, we provide our clients with expert and transparent support. Our aim is to create durable, functional, and high-quality buildings.

Founded in 1807 in Basel, the construction company has been located in the traditional Gellert quarter since 1893. We build above-ground structures for industry, trade, and residential developments. Our core competencies include all craftsmanship work and site management. We coordinate all executing companies, thereby avoiding duplication of effort. Our employees specialize in: • Master builder work • Customer masonry • Conversions • Additions • Renovations • New builds • Concrete restoration • Insulations • Plasterwork • Natural stone works • Earthquake strengthening • Asbestos removal • Roof service • Drilling & milling Put us to the test; we will gladly advise you on your future construction projects. We look forward to hearing from you. Customer masonry Our customer masons are all-rounders on the construction site, both in shell construction and interior finishing. We carry out the following works for you: • Plastering • Coating work • Setting work, joint work • Tile laying • Drywall • Plastering • Attic conversion • Specialized stone masonry • Flowing screed • Abrasions, white plaster • Concrete restoration • Waterproofing Conversion / Renovations With our experienced yet innovative team we handle very complex and technically demanding construction projects. We are accustomed to working in protected heritage and occupied buildings. Conversion and renovation are multi-layered projects with high complexity. Reasons for a conversion can be: • Improving insulation / external façades of the building • Changes in floor plan • Renovation of the existing building fabric • Renovation of building services • Renovation of wet rooms (bathrooms, kitchens, etc.) • Re-purposing of the building • Safety • Earthquake strengthening • Regulatory requirements, etc. New construction New constructions in the area of residential, industrial, and commercial building. Our work is defined by thinking in terms of quality, awareness of costs, and versatility. Flexibility and adherence to deadlines are very important to us. We also place the greatest importance on quality and reliability when selecting suppliers and any subcontractors. General contracting Project management with schedule, quality, and cost guarantee. In all projects, our top priority is to pay equal attention to quality, cost, and timelines in accordance with the client’s specifications. Only when the goals in all three aspects are met can a project be considered successful. The prerequisite for this is strong project control capability, which is continually demonstrated in numerous turnkey planner mandates. Achieving the project goals on one hand through functional and aesthetically demanding architecture, and on the other hand in terms of cost and deadlines, we consider our central mission. Construction supervision Planning and building cannot be goals in themselves, because it is about optimally fulfilling the client’s needs. As a construction service provider we are committed to your wishes. But often the client does not know all possibilities and variants. We develop and procure the necessary basis for decision-making for a realizable project. Clarifications with authorities and offices, feasibility studies, project planning, detailed planning and construction supervision. We carry out construction supervision of any size. Through contacts with various contractors and suppliers, we help the client make the right selection. Daily site inspections are unavoidable for a smooth progression of your construction project. Of course, we also take on smaller areas of construction supervision: • Estimations • Awarding contracts • Work contracts • Construction supervision • Cost monitoring • Construction accounting • Handover of the finished work to the client • Acceptance of warranty works Everything the client needs to realize a construction project successfully.

Conservatories like tailored suits – custom-made to match your home and style. Visit our showroom to explore sliding and folding glass walls. For optimal sun protection, we offer Knecht awnings. We manufacture windows, doors, and glass facades from aluminium and steel. Special roller shutters like TRENDO effectively shade sloped glass surfaces and blend in elegantly. Motorized controls with frost protection ensure safe operation in winter. In steel construction, we build load-bearing structures for office and warehouse buildings. We also offer classic metalwork services: railings, staircases, window grilles – all custom-made.

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Our team includes highly qualified staff who have been passionately pursuing their profession for many years. In addition to experienced specialists, our team also includes young, committed employees. The harmonious cooperation of these diverse talents leads to an efficient work group. Whether it is about watching our carpenters on the roof, doing interior work or laying floors, or watching the joiners in the kitchen, bathroom or making furniture - you will see that each individual does their work with complete dedication and satisfaction. In our company you will find everything under one roof, made by a highly motivated team. It is a matter close to our hearts to pass on our knowledge to the next generation. For this reason, we enthusiastically train young apprentices in the professions of carpenter and carpenter. There is hardly anything more beautiful than watching these young people grow up with their tasks, duties and rights.