Mechanical engineering in
Schlieren

Schlatter Industries AG

Since 1941 · 101–500 empl.·4.0(22)

Schlatter Industries AG develops and manufactures machinery and system solutions for welding and weaving. Its products include rail and wire welding systems, wire processing lines and weaving machines, alongside engineering and customer services for track construction, the wire industry and the PMC industry.

Haelok AG

Since 2005 · 11–20 empl.

Haelok AG develops, manufactures and distributes an all-metal press connection system for metal pipes, including high-performance fittings and compatible press tools. Its range includes standard products and custom-made fittings for industrial applications, energy technology, district heating, and technical oils and gases.

U. Frischknecht AG

Since 1990 · 1–10 empl.

Frischknecht AG is a provider of materials and solutions for visual communication, advertising technology and exhibition construction. The company's core activity includes the distribution of various products such as plotter films, print films, magnetic films, laminates, plates, displays and presentation systems. The company positions itself as a sparring partner for customers to find the best solution for their requirements together.

Tethys Robotics AG

Since 2024 · 11–20 empl.

Tethys Robotics AG develops compact underwater drones for automated inspections and investigations in challenging waters. The systems collect imaging, sonar and sensor data for 3D mapping and are used in areas including offshore operations, infrastructure inspection, and search and rescue.

Schindler Aufzüge AG

Since 1985 · 1–10 empl.·4.2(5)

Sudo AI GmbH

Since 2025 · 1–10 empl.

Sudo AI GmbH develops robotic systems combining in-house hardware and software with AI models for physical manipulation. Its #sudo R1 system focuses on object picking and is trained exclusively on simulation data.

Schonert AG

Since 1982 · 1–10 empl.·5.0(1)

Schonert AG is an independent engineering company specialising in mechanical engineering, apparatus construction and plant planning. It develops customised products and complete solutions, and can also handle manufacturing, assembly and logistics; its fields include precision engineering, medical technology and robotics.

MICAFLUID AG

Since 2007 · 1–10 empl.·3.2(6)

MICAFLUID AG develops and manufactures equipment for processing insulating oils and SF₆ gas. Its offering also includes devices for online monitoring of insulating oil, as well as remote maintenance and servicing.

VRD CH AG

Since 2026 · 1–10 empl.

VRD CH AG develops and distributes radial shaft seals for high pressures, high peripheral speeds and demanding sealing applications. The company offers standard, double-lip, replacement and custom seals, as well as the VR Low Friction product line.

Polartech International AG

Since 2026 · 1–10 empl.

Polartech International AG plans, installs and maintains refrigeration, air-conditioning and heat pump systems for commercial and industrial applications. The company also develops composite systems, chillers and drying systems, including in-house controls and remote monitoring.

Linersystem GmbH

Since 2009 · 1–10 empl.

Linersystem GmbH develops and manufactures special-purpose machines, equipment and systems for sewer rehabilitation and robotic technology. Its services also include development support, training, maintenance and service.

EMFab GmbH

Since 2014 · 1–10 empl.

EMFab GmbH provides design and engineering services, mechanical manufacturing, and printed circuit board production. Its services include CNC machining, laser cutting, surface finishing, and rapid prototyping using 3D printing and casting processes.