We are a design office for electronic devices and systems of high reliability. Our specialty are solutions using wireless communication / radio frequencies (in particular LoRaWAN, NB-IoT, LTE-M, but not only). We provide a.o. solutions for the following industries: SPACE, INDUSTRY 4.0, SMART CITY, DEFENSE, railway, maritime. WiRan (www.wiran.pl) is a HARDWARE AND FIRMWARE DESIGN OFFICE, it is the owner of SEZO brand (see more https://sezo.pl/en/)

Leciejewscy is a modern company specializing in precise processing of metals and other materials. We combine experience, innovative technologies, and a personalized approach to every project. Our Services Waterjet Cutting (WATERJET) – precise, material-friendly cutting of metals, plastics, wood, and composites. Laser Cutting – ideal for parts requiring exceptional accuracy and smooth, aesthetic edges Sheet Metal Processing – bending, punching, and preparing parts for the industrial, automotive,

SEZO is a MANUFACTURER AND DISTRIBUTOR of IoT measuring devices, based on LoRaWAN, NB-IoT, LTE-M wireless communication technologies. We are open to adapting them to the project, drawing on the knowledge and experience of the WiRan (www.wiran.pl) team.