THE STAGES AND DEVELOPMENT OF THE GIORDANO RIELLO GROUP
GRIG (Giordano Riello International Group) was established in 1963 when Giordano Riello
brought firstly AERMEC, a company specialising in air-conditioning and then SIERRA
a producer of heat exchangers, to life. The latter are a key element for the production of air
The success of Aermec and its expansion on the Italian and European markets was constant, so much so
that in 1976 its production area doubled, passing to 20,420 m2, the number of employers increased to
280 and the turnover reached 100 billion lire.
The Groupís strategy, which tended towards globalisation of the market offering of air-conditioning
plants, aimed at product quality, which cannot disregard the quality of connected components.
In 1978 RPM was established, producing customised electric motors and in 1987 was followed
by ELETTROTEST, an advanced research laboratory and manufacturer of instruments and electronic
GRIGís production cycle in the air conditioning and air control appliance field was completed in 1990
with FAST, specialising in the construction of air treatment stations. The establishment is
situated in Montagnana, near Padua, and initially had a surface area of 4,500 m2 and 37
The Groupís companies developed through the years and GR MOTORI ELETTRICI was established in
1991 for the production of electric fans, while in 2003 GRIG opened its first delocalisation with the
establishment of RPM HUNGARIA, with headquarters in Salgotarjan, at 100 kilometres from Budapest,
producing components and electric motors with particular specifities.
This following is extremely significant data regarding the success reached by the Giordano Riello
International Group in 40 years. Now, more than 1500 workers are employed throughout the various
establishments, which in total occupy 100,000 m2. With an aggregate turnover exceeding 350,000,000 euro
in 2016, it can also count on directly-controlled or participating sales distribution structures in
Germany (Aermecnovatherm GmbH), United Kingdom (Aermec UK Ltd), Spain (Airlan S.A.), France (Aermec S.A.S.), Chile (Aermec South America Spa) and Poland
(Aermec Polska Spzoo).