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Durinox AG 

Lengnau Be · Since 1985

The core activity of Durinox AG is the heat treatment of corrosion-resistant steels, particularly the hardening of stainless steels. This includes various processes such as annealing, precipitation hardening, tempering, polishing, lapping (Trovalising), brightening, hardness testing and optical inspections.

etcaetera architecture & design sàrl 

Lengnau Be · Since 2016

The core activity of etcaetera sàrl is the provision of architectural and design services.

E-tec Interconnect AG 

Lengnau Be · Since 1991

The core activity of E-tec Interconnect AG is the development, manufacture and distribution of electronic connectors and connectors, particularly for the areas of printed circuit board connections, wire-to-board and wire-to-wire connections, IC sockets, precision connectors and adapters, as well as network and communication solutions.

Etter Abrasives AG 

Lengnau Be · Since 2003

The core activity of Etter Abrasives AG is the manufacture and distribution of grinding and polishing products of all kinds, including polishing agents, grinding bodies, cutting discs, deburring tools and other accessory products for various industries such as watchmaking, medical technology, mechanical engineering and woodworking.

Fédération Internationale de Footballtennis Associations (FIFTA) 

Lengnau Be · Since 2018

The company's core activity is the organization and management of international competitions and tournaments in football tennis, including World Championships, European Championships and other events. This also includes the development of rules and statutes, the training of referees and coaches, as well as the promotion of the sport worldwide.

FIDUNA AG 

Lengnau Be · Since 1990

Frattini Bauleitungen GmbH 

Lengnau Be · Since 2018

The core activity of Frattini Bauleitungen GmbH is the provision of services in the field of construction management and project control, particularly in the areas of scheduling and cost planning, quality assurance and documentation of construction projects. The company supports its customers in the implementation of construction projects, from project development to commissioning and subsequent use.

Garage Arni GmbH 

Lengnau Be · Since 2004

Garage Arni GmbH is a Honda dealership offering new vehicles, used car sales and workshop and maintenance services.

H. Riedwyl Dämmtechnik GmbH 

Lengnau Be · Since 2005

H. Riedwyl Dämmtechnik GmbH provides technical insulation and fire-protection services, handling planning, project engineering and installation of thermal, cold, acoustic and ventilation insulation, loose-fill (blow-in) insulation and workshop-fabricated cladding, with additional measurement and consulting services.

Ibertek SA 

Lengnau Be · Since 2014