Specialized Construction Activities

DH Bautenschutz GmbH 

Adlikon B. Regensdorf · Since 2024

DH Bautenschutz GmbH provides building protection and structural repair services, offering seamless floor and wall coatings, waterproofing solutions and structural reinforcement.

Diamantbohr AG 

Muttenz · Since 1987

Diamantbohr AG provides drilling, cutting and controlled demolition services for concrete and masonry. Services include core drilling, diamond wire sawing, tunnel profile milling, anchor installations and bonded reinforcement, supported by logistics, water management and specialised equipment. Diamantbohr AG is part of the Frutiger Gruppe.

Diamantbohr AG 

Buchs Ag · Since 1971

Diamantbohr AG performs drilling, cutting and controlled deconstruction of concrete and masonry. The company provides services including core drilling, diamond wire sawing, tunnel profile milling, joint cutting, anchoring assemblies and adhesive reinforcement, as well as logistics and dewatering/sludge management solutions. Diamantbohr AG is part of the Frutiger Group.

Dias GmbH 

Brittnau · Since 2024

The core activity of Dias GmbH is the precise processing of concrete, particularly through concrete drilling, cutting and demolition work. This includes, among other things: core drilling with diameters of up to 1200 mm for wall, ceiling and structural breakthroughs; concrete cutting with state-of-the-art diamond technology up to a thickness of 1000 mm for ceiling breakthroughs and precise industrial cutting; and demolition and dismantling work using precise and material-preserving methods. The company offers individual solutions for construction projects of all kinds and relies on state-of-the-art technology and over 12 years of experience in the industry.

Die Bau Leu GmbH 

Illnau · Since 2017

The core activity of the company 'Die Bau Leu GmbH' consists of planning, installing and maintaining heating systems, in particular heat pumps, gas heating systems, wood pellet and district heating systems, as well as providing sanitary and refrigeration services. The company offers its customers individually tailored solutions for their heating needs, with a focus on energy efficiency, environmental friendliness and cost-effective solutions.

Dimitrov 

Bern · Since 2024

The core activity of Dimitrov Ltd. is the planning and modeling of steel structures and facades for buildings, including steel construction planning, steel modeling, facade planning, design of facades, intermediate floors and flat roofs.

Divework GmbH 

Küssnacht Am Rigi · Since 2013

The core activity of DIVEWORK GmbH is the execution of diving and water works, particularly in the areas of: * Diving works (suction, flushing, welding, cutting, reinforcement, concreting) * Buoy services (chains, assemblies, drinking water wells, boat houses, shore protection, construction) * Filming works (documentation of structures, drinking water pipes, filming) * Detection (Side-Scan-Sonar, search for missing persons and objects) * ROV (underwater robots, deployment in reservoirs, shaft and pipeline inspections) * Salvage operations (recovery with ROV, underwater robots, search for missing persons and objects) The company thus offers a wide range of services in the field of water and diving works.

DKServices Sàrl 

Prangins · Since 2021

The core activity of DECK LAB by DKServices Sàrl is the planning, construction and renovation of terraces, pergolas and carports. The company offers customized solutions for the outdoor areas of houses, including design, construction and renovation of terraces, pergolas and carports, as well as the installation of bioclimatic pergolas in aluminum.

D-LINES Sàrl 

Aïre · Since 2005

The core activity of d-Lines Sàrl is the design, manufacture and production of specialized solutions for building technology, particularly in the field of prefabrication of chassis, special parts and signaling systems. The company is also an official partner of Geberit and specializes in the prefabrication and use of GIS installation systems.

DM Schweisstechnik GmbH 

Sennhof (Winterthur) · Since 2019

DM Schweisstechnik GmbH is a family company providing metal and piping construction services. Its offerings include prefabrication of sprinkler systems, metal structures, welding, complete piping systems, processing of steel, stainless steel and aluminium, pipe painting and direct site delivery.

Dodin piscine 

St-George · Since 2020

The core activity of Dodin Piscine is the conception, construction, installation and maintenance of pools, spas, saunas and hammams. The company also provides consulting services to support customers in the planning and implementation of their projects.

Dreno GmbH 

Holderbank So · Since 1998

The core activity of Dreno GmbH is precision mechanics, in particular contract manufacturing such as turning, milling and drilling of supplied parts for industry, machine and apparatus construction.

DSD Heavy Lift AG 

Unterägeri · Since 2022

The core activity of DSD Heavy Lift AG is the safe lifting, lowering and moving of heavy loads. The company offers services in various business areas, including bridge construction and demolition, nuclear power plant construction and demolition, construction and demolition of buildings and industrial facilities, tunnel construction, as well as SPMT control technology.

DS Infra AG 

Dietikon · Since 2023

DS Infra AG provides planning, construction and maintenance services for energy, telecommunications and traffic infrastructure, including operational safety equipment (BSA). Its offerings include network construction, energy storage and e‑mobility solutions, network security and consultancy.

DST Décap Sàrl 

Yvonand · Since 2016

The company DST Décap is a Swiss firm specializing in sanding and grinding various materials. The core activities include: sanding and grinding of wood, concrete, stone, and metal, as well as wood treatment and wasp eradication. The company primarily offers these services in the canton of Vaud, emphasizing personalized support and high-quality work.

DUNA Bauprofile GmbH 

Thun · Since 2004

The core activity of DUNA BAUPROFILE GmbH is profiling with and without templating, particularly in the field of building profiles on various substrates, as well as additional services such as roof mounting adapters, scaffolding, earthing, lighting, special solutions and dismantling. The company thus offers a comprehensive range of services in the construction industry, particularly in the canton of Bern and surrounding regions.

Dushku GmbH 

Basel · Since 2019

The core activity of Dushku GmbH is the execution of core drilling, concrete cutting and sawing work in the field of renovations and refurbishments. This includes in particular: drilling in concrete and masonry, cutting of concrete and flooring, controlled concrete demolition, breakthroughs, partial demolitions or recesses in building structures, and drilling for the installation of new systems. The company provides these services with the highest precision and quality, and attaches importance to a vibration-free working method in order to preserve the existing building structure and minimize noise pollution.

DYMMO CONSTRUCTIONS SA 

Bussigny · Since 2015

The core activity of Dymmo Construction SA is the provision of services in the construction sector, particularly in the following areas: construction (new building), renovation (refurbishment and conversion of existing buildings), and maintenance (maintenance and repair of buildings). Within these areas, the company offers specific services, such as: plastering, painting, wallpapering, façade work, suspended ceilings, tiling, and peripheral insulation. The company provides these services to both private and commercial clients.

easysolar europe GmbH 

Herisau · Since 2020

easysolar europe GmbH provides consultancy and services for photovoltaic systems, supporting both commercial and private photovoltaic installations.

Eberli Anlagen AG 

Sarnen · Since 2018

Eberli Anlagen AG is a construction and real estate services company offering project development, construction execution (total and general contracting) and renovation services. Its services include site and market analyses, investment planning, property marketing, buyer support and portfolio management.