With our comprehensive and innovative range of IT solutions and experts, we meet every customer requirement: from IT infrastructures to IT operations or services.

SF-Tech Engineering GmbH is a small company in the Lucerne Seetal which offers a wide range of activities in the field of mechanical engineering, operational maintenance and laser technology. • Engineering Developing new things and exploring the limits of what is feasible is in our nature. To do this, we make use of all possibilities, from simple hand-drawn sketches to CAD and FEM programs. We offer everything from simple individual parts to finished systems with CE certification. • Production & assembly We can produce prototypes quickly and cost-effectively in our small production facility. For larger quantities or very complex workpieces, our manufacturing partners come into play. • Laser cutting systems With the Swiss representation of Oree Laser, we can offer a high-quality product at fair conditions. Laser systems in all dimensions and performance classes are represented. The advantages for you are obvious. You have a Swiss business partner for all activities. Advice, demonstrations, sales, installation, training and service are all carried out to Swiss quality standards. Visit us in our showroom. • Conveyor belt, InLine 20/160 The latest generation of InLine conveyor belts - without any interfering contours. Extreme conveying capacity with the lowest overall height makes this conveyor belt unique. Only the best materials and components are used. +100% Made in Switzerland

Vor einigen Wochen habe ich mich für den Service eines Solartechnik-Anbieters entschieden und bin unglaublich zufrieden. Die Fachkompetenz des Beraters war beeindruckend und er hat mir alle Schritte geduldig erklärt. Dank der Unterstützung hat alles schnell und unkompliziert geklappt. Es ist toll zu wissen, dass ich nun umweltfreundliche Energie nutze!

Soltermann Data Management provides precise construction and engineering surveying, georeferencing, CAD data processing, and GIS solutions. We create staking, control point lists, and 3D models for GPS, total stations, and machine controls. Using advanced technology, we support road construction, tunneling, and infrastructure planning. Our expertise in laser scanning, BIM, and drone surveying ensures efficient and accurate results. Rely on professional surveying solutions for your construction projects.

Based in Sarmenstorf, Switzerland, Retrotec is your reliable partner for custom technology solutions. From electrical engineering and IT networks to control systems and electronics, we bring your visions to life. With Swiss precision, extensive experience, and state-of-the-art technology, we deliver the highest quality standards to realize your projects efficiently and sustainably. Electrical Engineering: Tailored Solutions for Industrial Applications Retrotec provides bespoke control systems, energy management solutions, and custom machinery and prototypes. • Energy Efficiency & Security: Optimize your systems for sustainable energy use and transition to renewable resources with our expertise. • Custom Control Systems: Unique solutions designed to meet your specific needs, ensuring flexibility and operational excellence. Let us transform your challenges into solutions, from concept to commissioning. Electronics: Repair, Optimize, Innovate From developing innovative prototypes to restoring older systems, Retrotec offers comprehensive electronic services. • Retrofit: Modernize existing machines for enhanced performance and sustainability – an affordable alternative to new purchases. • Prototyping: Bring your product ideas to life with precision and attention to detail. • Repairs: Our extensive component inventory and reverse engineering expertise enable us to restore nearly any device. At Retrotec, innovation and sustainability are at the core of everything we do. Control Systems & Machinery: Custom-Made for Your Business Retrotec specializes in building customized machinery and control systems tailored to your exact requirements. • Specialized Solutions: From small series production to fully customized designs, we deliver what your business needs. • Industrialization Support: Transition smoothly from prototype to mass production with our expertise. Our mission is to exceed your expectations with intelligent engineering and top-tier quality. IT & Networks: High-End Technology for Maximum Performance In today’s digital age, Retrotec is your trusted partner for secure and high-performance IT and network solutions. • Data Centers: Efficient, scalable server rooms designed for maximum uptime and reduced operational costs. • Network Infrastructure: High-performance solutions featuring the latest hardware and connectivity technologies. • Cybersecurity: Safeguard your data with firewalls, VPNs, two-factor authentication, and more. Boost productivity, security, and speed with IT solutions designed by Retrotec. Why Choose Retrotec? • Swiss Quality: All our development, design, and manufacturing is proudly Swiss-made, ensuring precision and durability. • Sustainability: We prioritize eco-friendly processes and resource-efficient solutions. • Customer Focus: From initial consultation to delivery, our dedicated team supports you every step of the way. Start your next project with us! Visit our website at www.retrotec.ch to learn more about our services and capabilities.