MADE IN ITALY since 1972  



Founded in 1972.

The company facility is located in Volta Mantovana where the products are designed, engineered and fully manufactured. The main focus is related to the production of antennas and accessories for VHF, UHF, TETRA, Cellular systems (LTE, UMTS, GSM), W-Lan / WiFi up to 6 GHz.

From February 2004 SIRIO's quality management and production systems are certified according to ISO 9001:2015 by DNV (DET NORSKE VERITAS).

The company is technically and mechanically equipped to find smart solutions for new and existing products.

SIRIO also develops customized project.

Since 1972 the company got a considerable growth on the international markets and earned a reputation of a reliable and high quality supplier in the field of communication.

R&D Dept

Our equipments:

Shielded anechoic chamber for 1-50 GHz measurement.

3D Electromagnetic computer simulation CST Microwave Studio. It is a special 3D simulation software for product developement.

Network analyzer: Agilent ENA E5071B, Agilent ENA E5062A, Rohde & Schwarz ZVL-6.

Climatic chamber Votsch VC4018 for test on materials. Range: from -40°C to + 80°C & 0% to 100% Humidity.

Power test equipment equipped with thermographic imaging system

PCB Fast prototyping machine

Production Dept

The manufacturing & assembling processes, antenna test, packaging and final shipment are 100% made in Italy at SIRIO's facility.

Subcontractors of spare parts are directly supervised by the company Quality System people.


Our quality management and production systems are certified according to ISO 9001:2008 by DNV (DET NORSKE VERITAS).

Our products are RoHS and WEEE compliant.

CNC-machines & Machining centre

Mechanically equipped with CNC machines and machine centre

The Machine shop allows Sirio to be very flexible and quick for self-make prototypes and short series production.

Stocking shelves

SIRIO warehouse stocks more than 2000 components to grant quick deliveries and the best lead time.