Riotecna is owned by Juan Pablo and Santiago Zizzi.

Juan Pablo Zizzi, has extensive sailing experience including: Optimist, Cadet, Windsurf, 470, 29er.

Santiago Zizzi, industrial engineer, from an early age he has been involved with nautical sports.Having raced in Optimist, 470 and windsurf. Achieving optimum results.

The Yard is located in the town of San Fernando, Buenos Aires, Argentina; with a yard area of 1595 m2.

The company was formed in 1992.
In 1993 the the first international 470 was launched.
In 1994 the manufacturing of the Lange Optimist began.

Riotecna currently has a manufacturing plant of 1440 square meters, a showroom and offices of 210 square meters. It has a human group with extensive experience in construction in reinforced plastics, most of them with over ten years experience in the field.

In the production line you may find:

      • LANGE OPTIMIST licensed brand worldwide
      • International Class LANGE EUROPE licensed brand worldwide .
      • International Class 470 Rio Tecna trademark licensed worldwide.
      • International 29er Class for South America .
      • Cadet International.

The Lange Optimist , have won 9 World Championships, among other international titles.  First place in theSouth American Championship from 1998 till 2003. Fist place in the American championship 2001 and 2002.
The 470 by Riotecna, won 3 South Americans Championships and earned a third place in the last Panamerican Games.

The company has a monthly production volume of: forty (40) Optimist, two Europe International , a 470 International, and a cadet.

The materials used in the manufacture of the above products are internationally recognized.  All materials involved in the manufacturing process are subjected to quality control, to verify compliance with predetermined qualities.

All parts are tested once developed, to verify their compliance with the required quality standards.
Points to consider for quality control are:
. Completion surface.
. Stiffness
. Sealing.
. Test weight
. Measurement according to the relevant class rules.