Catania
Catania's 298,054 residents sit under Etna but atop a EUR5 billion silicon-carbide campus and a EUR190 million pilot line, making Sicily a chip-manufacturing habitat.
Catania lives under Europe's most active volcano, yet one of its biggest industrial bets is a climate-controlled chip campus. The municipality has about 298,054 residents on the latest ISTAT-backed count, sits around 40 metres above sea level, and still moves 7.86 million tonnes of cargo through its port. Visitors see Baroque facades, fish markets, and Etna on the horizon. The deeper story sits in the industrial zone: Catania is one of Europe's most concentrated habitats for power semiconductors.
STMicroelectronics says its Catania site employs 5,500 people and already hosts front-end manufacturing, electrical wafer sort, R&D, labs, and product design. In May 2024 the company announced its ST SiC Campus there, a roughly EUR5 billion project designed to integrate silicon-carbide production on one site. A year later the National Research Council said about EUR190 million of the European Wide Band Gap Pilot Line would go to an 80,000-square-metre Catania facility in the heart of Etna Valley. That is the part a tourist brochure misses. Catania is not merely a Sicilian city with a tech park attached. It is becoming a place where Europe is trying to stack research, pilot production, and high-volume manufacturing close enough to feed one another.
Path dependence explains why this happens in Catania rather than on a blank map. Once a city already has fab engineers, contamination-control routines, clean-room suppliers, university links, and managers who understand power devices, the next semiconductor project is easier to land there than elsewhere. Niche construction turns that inherited know-how into physical habitat: fabs, pilot lines, industrial land, and training pipelines. Network effects then deepen the moat, because each new lab or production line makes the next one more plausible.
The closest organism is the termite mound. A mound works because generations keep maintaining an environment that lets specialized work happen inside. Catania does the same. Its hidden asset is not just silicon. It is the engineered habitat that keeps drawing more of the chip stack to the same lava-side city.
ST's Catania site employs 5,500 people, and the city is also getting a EUR190 million, 80,000-square-metre wide-bandgap pilot line.