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FR Metallbau AG 

Langenthal · Since 1998

FR Metallbau AG is a metal construction company that designs, fabricates and installs metal and glass structures, including façades, conservatories and built-in elements. Its services include post-and-beam (Pfosten‑Riegel) systems and SOREG®-glide window solutions, and the company holds EN 1090‑2 certification for load-bearing steel components up to EXC2.

Gebrüder Brand AG, Spenglerei & Sanitäre Installationen 

Langenthal · Since 1989

The core business of Gebrüder Brand AG encompasses the areas of sanitary technology, solar technology, building plumbing and lightning protection. The company offers services such as installation, renovation and refurbishment in these areas, particularly for private customers in the Langenthal region.

Geiser Consulting 

Langenthal · Since 2021

The company's core activity is providing coaching and consulting services to executives and companies, particularly in the areas of positive leadership, personal development, and conflict resolution. This specifically includes conducting potential analyses, 360° feedback, and corporate culture analyses to support companies in promoting employee motivation, satisfaction, and retention.

GEISER logistik holding ag 

Langenthal · Since 2020

GEISER logistik holding ag is the holding company of the Geiser group and comprises group companies such as GEISER petro.com ag, GEISER Nutzfahrzeuge AG, Terralog ag and Samen STEFFEN AG.

Genossenschaft Solidarität 

Langenthal · Since 2005

The core activity of the Genossenschaft Solidarität Oberaargau company consists of employing and integrating people in need of support and those with disabilities through the operation of various facilities, including: a supervised residential home for adults (wohn4tel), a day care center for adults (tages4tel), and a boutique hotel (Hotel Auberge). The company aims to integrate people in need of support and provide them with meaningful employment.

Gfeller + Partner AG 

Langenthal · Since 1983

Gfeller + Partner AG provides audit, tax consulting, fiduciary/accounting and business advisory services. The firm carries out independent audits licensed by the Swiss Federal Audit Oversight Authority and supports companies, institutions and private clients on tax and business management matters.

Gold Schmiede Flück 

Langenthal · Since 1991

The core activity of Gold Schmiede Flück is the manufacture and sale of jewelry pieces, particularly using gold and other precious materials, as well as the organization of exhibitions and the operation of a studio with a showroom.

Graber Baumaschinen AG 

Langenthal · Since 2001

The core activity of Graber Baumaschinen AG is the development, manufacture and distribution of machines and equipment for road construction, particularly for the processing of bitumen, asphalt and other building materials. The product range includes, among other things, thermosilos, spray devices, bitumen boilers, hot air lances, verge technology, edge and seam bonding technology, small equipment and accessories, chipping spreaders, containers and troughs. The company thus offers a wide range of solutions for the road construction industry.

Grevag AG 

Langenthal · Since 2005

Grevag AG is a fiduciary and consulting firm providing services in fiduciary/accounting, tax advisory, business consulting, payroll services, legal advisory and debt collection. The company also offers Swiss tax representation services related to VAT for foreign enterprises.

Grevag Consulting GmbH 

Langenthal · Since 2011

Grevag Consulting GmbH provides business management software solutions and IT services, including Sage (Sage Start, Sage 50 Extra, Sage 100), SelectLine and Infoniqa. Its services include software implementation, cloud computing, electronic customs documents (ExpoVit e-dec), and training and support.