Mechanical engineering in
Therwil

Sefco Technology AG

Since 1997 · 21–50 empl.·5.0(3)

Sefco Technology AG is a manufacturer of cryogenic pumps and related equipment, producing centrifugal and reciprocating piston pumps for pressurization and transfer of liquefied gases. Its products include systems for LNG distribution and truck off‑loading, and the company provides after‑sales services such as maintenance, spare parts, commissioning and customer support.

Sefco AG

Since 1978 · 21–50 empl.

Sefco AG develops and manufactures cryogenic centrifugal and reciprocating piston pumps for pressurizing and transferring liquefied gases. The company also provides technical support, spare parts, maintenance, installation and commissioning for its pumps.

SENN, Konstruktionswerkstätte AG

Since 1981 · 1–10 empl.

The core activity of Senn Konstruktionswerkstätte AG is the development and manufacture of specialized machines and systems, particularly in the field of special machine construction. The company provides engineering solutions for various industries, including pharmaceuticals, food, medical, municipal technology, exhibitions, event construction, architecture, construction and art. Production takes place in the company's own locksmith's shop and mechanical workshop, where special materials such as stainless steel and aluminum are also processed.

Aquametro Oil & Marine AG

Since 2017 · 21–50 empl.

Aquametro Oil & Marine AG develops, manufactures and supplies flow meters and measurement, optimisation and monitoring solutions for fluids. Its products and services include viscosity and fuel-performance systems, fuel management, dosing units for special fluids, and flow-meter calibration.

Schuster Mechanik AG

Since 1992 · 1–10 empl.·5.0(2)

Schuster Mechanik AG manufactures mechanical parts using milling, turning, drilling and grinding, working with metals and plastics. It also produces assemblies and machines and provides assembly services.

Kurt Schaffner AG Ingenieur- und Maschinenbau-Unternehmung

Since 1973 · 1–10 empl.

The core activity of Kurt Schaffner AG is the development, design, manufacture and sale of specialized machines and plants for the pharmaceutical, chemical and food industries, particularly for sausage production, meat processing and natural casing sorting.