Specialist foundation engineering in
Biel/Bienne

PISCINES BERTRAND INTERNATIONAL S.A., à Port-Louis, succursale de Biel/Bienne

Since 1998 · 1–10 empl.

PISCINES BERTRAND INTERNATIONAL S.A., à Port-Louis, succursale de Saint-Sulpice (VD) is a family-run company that designs, builds and services swimming pools and spas. Offerings include custom and prefabricated pools, renovations, automatic covers, overflow and mirror pools, PVC liners and polyester shells, landscaping works, electrical and sanitary connections, and project management.

Bauhaus Konstruktionen in Stahl und Holz GmbH

Since 2001 · 1–10 empl.

Bauhaus Konstruktionen in Stahl und Holz GmbH develops and manufactures steel and timber constructions. It also works with stainless steel, glass and plastics, providing component and complete solutions for construction projects such as stairs, balconies, façades and railings.

Heidi Baumgartner Phoenix Restauro

Since 2012 · 1–10 empl.

The core activity of PHOENIX RESTAURO is restoration, particularly in the areas of stucco marble specialist and gilder.

Egli AG Biel

Since 1999 · 1–10 empl.·3.5(4)

Egli AG Biel is a construction and finishing company providing plastering, painting, drywall, façade systems, fire-protection, engineering and production services. It serves public and private projects and offers decorative plaster and paint techniques as well as acoustic solutions.

Egli AG Fassadensysteme

Since 2014 · 1–10 empl.·3.5(4)

Egli AG Fassadensysteme plans and builds facade systems for new buildings and renovation projects. Its services include rendered external insulation, ventilated facades, internal insulation and cladding in materials such as natural stone, wood and metal.

Bienne Nautic Wasserbau GmbH

Since 2021 · 1–10 empl.·4.1(9)

Bienne Nautic Wasserbau GmbH carries out water-construction work, including dredging, pile driving, harbour and pier construction, crane work and transport. It also provides boat maintenance and repairs, engine servicing, winter storage and boat-driving lessons.

sutter + weidner fassadenplanung gmbh

Since 1995 · 1–10 empl.·5.0(1)

The core activity of Sutter + Weidner Fassadenplanung GmbH is the planning of facades for buildings.

JLC Rénovations Sàrl

Since 2024 · 1–10 empl.

JLC Rénovations Sàrl provides renovation and refurbishment services for apartments and properties, including masonry, tile and flooring installation (PVC, parquet, laminate), sanitary installations, painting, and electrical system modernization.

Bau4U Holding AG

Since 2025 · 1–10 empl.

Bau4U Holding AG is a construction company active in pipeline construction, civil and road works, directional jacking and sewer rehabilitation. The company carries out excavation work, utility line installation, road construction and renovation work, as well as trenchless rehabilitation services.

SHL Haustechnik GmbH

Since 2025 · 1–10 empl.

SHL Haustechnik GmbH is a building services contractor specialising in plumbing, heating and ventilation. Its services include plumbing installations and bathroom renovations, heat pump and comfort ventilation installations, and maintenance and support for building systems.

S. Dietrich GmbH

Since 2026 · 1–10 empl.

S. Dietrich GmbH provides inspections of oil, gas and wood-fired heating systems, as well as chimney sweeping services. Its other activities include preventive fire protection, fire-safety inspections and advice on renewable heating systems.

YB SANITAIRE YAHIAOUI

Since 2026 · 1–10 empl.

YB SANITAIRE YAHIAOUI provides sanitary installation, repair, and renovation services. Its activities include fitting taps, showers, bathtubs, toilets, and washbasins, as well as fixing water leaks and renovating bathrooms.