Arianna – specializing in the design and manufacture of LED lighting systems – was established in 2009 by Alberto Giovanni Gerli.

Arianna has grown since 2009 and is now majority owned by Carel spa, an Italian multinational company specialising in electronics for air conditioning and refrigeration systems, that brings the assurance of solidity and reliability.

Our fittings illuminate roads, roundabouts, cycle paths, parks and tunnels and bring light into manufacturing facilities, supermarkets, car parks, warehouses, large shopping areas and sports fields.

Latest news


Lights on Rome

In 2016, in Rome, a project began to replace about 70,000 luminaires – entrusted by ACEA to Arianna spa – following a series of tenders that called for efficiency, a reduction in power consumption and special consideration for the city’s extraordinary …


Merry Christmas!

We remind you that our offices will be closed from 24th of December to 6th of January. Arianna team want to wish you merry Christmas and happy New Year!


Arianna illuminates the heart of Rome

Arianna illuminates the historical streets of Rome with 7000 Snell suspended lighting fixtures, giving visual comfort and a huge energy saving.