Dell'Orto is an Italian company, headquartered in Cabiate

Cabiate

Cabiate is a comune in the Province of Como in the Italian region Lombardy, located about 20 km north of Milan and about 20 km southeast of Como. As of 31 December 2004, it had a population of 7,061 and an area of 3.2 km²....

, specialized in the construction of carburetors and electronic injection  systems. The company was founded in 1933 as "Società anonima Gaetano Dell'Orto e figli" (Gaetano Dell’Orto and Sons). Their first products were carburetors that came fitted as standard to new vehicles.
Shortly before the second world war they began producing carburetors with aluminum bodies for use in motorcycle racing.

At the beginning of the 1960s Dell'Orto was producing OEM

Original Equipment Manufacturer

An original equipment manufacturer, or OEM, manufactures products or components that are purchased by a company and retailed under that purchasing company's brand name. OEM refers to the company that originally manufactured the product. When referring to automotive parts, OEM designates a...

 carburetors
for the Fiat

Fiat

FIAT, an acronym for Fabbrica Italiana Automobili Torino , is an Italian automobile manufacturer, engine manufacturer, financial, and industrial group based in Turin in the Italian region of Piedmont. Fiat was founded in 1899 by a group of investors including Giovanni Agnelli...

 group, as well as other Italian and foreign constructors. At the end of 1980s,
under the supervision of Luigi Dell'Orto (son of Gaetano), the company's first injection systems were released.

The company is today one of the worldwide leaders in the field of carburation and is present in the sport field as partner of
Gilera

Gilera

Gilera is an Italian motorcycle manufacturer founded in Arcore in 1909 by Giuseppe Gilera. In 1969 the company was purchased by Piaggio, which now holds six marques and is the world's fourth largest motorcycle manufacturer.-History:...

 that participates in the Road Racing World Championship.