Goldsmith in
Olten

Leni Adam GmbH

Since 2020 · 1–10 empl.·4.8(6)

The core activity of Leni Adam is the manufacture and sale of sustainable, luxurious jewelry, particularly featuring Swiss precious stones, made in Switzerland.

Manuela Weingart GmbH

Since 2021 · 1–10 empl.

The core activity of Manuela Weingart GmbH is the manufacture and sale of individual pieces of jewelry, particularly diamond rings, engagement rings, and other jewelry collections, which are handmade in Switzerland using modern goldsmithing techniques.

Gravomobil Schilder-Shop Rölli Bruno

Since 2015 · 1–10 empl.·4.3(21)

The core activity of Gravomobil Schilder-Shop Rölli is the manufacture and sale of individual nameplates, signs, trophies and clocks, particularly with specific lettering and designs. The company also offers services such as registration of make, material, color and font, as well as assembly and invoicing.

Lulu Amani by Kasper

Since 2025 · 1–10 empl.

Lulu Amani by Kasper is a Swiss fine jewellery business offering rings, pendants and other pieces in silver, gold and natural gemstones. The company also provides bespoke and personalized jewellery, with collections for women, men and gemstones.

TesoroGatto Music & Design, Inhaberin T. Galkina

Since 2025 · 1–10 empl.