Civil Engineering in
Langenthal

KIBAG Bauleistungen AG

Since 2004 · 51–100 empl.·4.4(14)

KIBAG Bauleistungen AG provides a wide range of construction services, including road and rail substructure works, civil and demolition works, water and specialist deep foundations, and contaminated-site remediation and sewer services. Services also include drilling and geothermal probes, vacuum-excavation, waterproofing and mastic asphalt, vehicle restraint systems, jointing techniques, airfield construction, general/total contractor services and on-site construction support.

SIEGRIST INGENIEUR- UND PLANUNGSBÜRO AG

Since 1993 · 11–20 empl.·4.6(10)

SIEGRIST INGENIEUR- UND PLANUNGSBÜRO AG is an engineering and planning office providing civil engineering services such as road construction, civil works, railway engineering, hydraulic engineering, structural design, client representation, surveying/GIS and BIM.

Landolt Kanalunterhalt AG

Since 1994 · 11–20 empl.·4.8(9)

Landolt Kanalunterhalt AG provides sewer and surface cleaning services, including shaft emptying and manhole recycling. The company also carries out vacuum/suction work, sludge transport, CCTV inspections and leak tests for public and private clients.

Microtunnel.ch AG

Since 2012 · 1–10 empl.·3.5(4)

The core activity of Microtunnel.ch AG is the execution of specialized drilling and tunneling works, in particular: Microtunneling (drilling of small tunnels), Ramming (ramming steel pipes into the ground), Horizontal drilling (drilling of horizontal tunnels and pipelines), Thrust boring (tunnel advancement using drilling and pushing techniques), and Hammer drilling (drilling using hammer drilling techniques). The company offers these services for various applications, such as the construction of infrastructure projects, pipelines, and tunnels.

Bernhard Bau GmbH

Since 2001 · 1–10 empl.

EcoStreet AG

Since 2021 · 1–10 empl.