Christoph Steidl Porenta is a master goldsmith, a precious metal restorer and Slovenia's only master silversmith. His products include handmade rings, necklaces, brooches, earrings, goblets, swords, cutlery, liturgical objects, and sculptures. Originally, Steidl Porenta was an industrial mechanic, but later he learned goldsmithing techniques at a Benedictine abbey in Würzburg, Germany. His best known works include the hands of the clock of the Munich Cathedral, a globe kept at the Deutsches Museum Bonn, and numerous bishop's rings, crosses, and goblets used by church dignitaries around the world.
After moving to Ljubljana in the early 1990s, Steidl Porenta opened a shop called Zlato runo in the historical city centre of Ljubljana. The shop has won recognition from connoisseurs worldwide.