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    Quality from one single provider

A wide range of services and years of experience and expertise

LEONHARD WEISS is among the most successful and efficient construction companies in Germany and an all-round provider of construction and building services. We combine traditional virtues with innovative state-of-the-art technology. Our wide portfolio of products helps us to serve both regional and international customers. Our spectrum ranges from customized services to complex all-round solutions from one single provider - from small contracts to challenging large-scale projects. Contact us now!

OUR expertise

  • Image Structure upgrade and mastic asphalt
    Our references
    Structure upgrade and mastic asphalt
    Repair/traffic infrastructure, renovation of park structures, sealing and proofing, poured asphalt for roads, poured asphalt for buildings, tunnel renovation and equipment, innovative bridge systems.
  • Image General contractor overhead line construction
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    General contractor overhead line construction
    Overhead line construction in the high and extra-high voltage range up to 500 kV.
  • Image General contractor network construction
    Our references
    General contractor network construction
    ESTW / ERTMS, Cable foundation / Cable networks, noise barriers, transport stations, track specific civil engineering, railway crossings, signal foundation TECDOWN, tunnel infrastructure, special projects
  • Image Project management infrastructure projects
    Our references
    Project management infrastructure projects
    Infrastructure projects with all associated subsections such as Engineering construction, Rail infrastructure, Road and civil engineering.
  • Image Track construction
    Our references
    Track construction
    Track alteration, renewal, construction, switch renewal, track welding, rail grinding, platforms, inspection and maintenance, temporary bridges, crane runways.
  • Image Track construction machines
    Our references
    Track construction machines
    Renewal systems, Tamping technology, Track construction cranes, Locomotives, Waggons, Rail/road excavator.
  • Image Civil engineering / Constructual engineering
    Our references
    Civil engineering / Constructual engineering
    Planning, industrial construction, and bridges, sewage treatment plants, storm water overflow tanks, refurbishment/modernisation of old buildings, clinics, hospitals, public buildings, traffic route engineering, energy and environment, reconstruction.
  • Image Network construction/network services
    Our references
    Network construction
    Civil engineering for pipelines, horizontal flush boring, pipe refurbishment, pipeline construction, cable laying, power cable installation, telecommunications cable installation, cable fault location and surveying technology, substation construction, overhead line construction, engineering services.
  • Image Resources
    Our references
    Asphalt base courses, Asphalt top coat courses, Asphalt binder courses, Asphalt concrete, Stone mastic asphalt, Mastic asphalt, Porous asphalt, Special mixtures, Crushed rock, Ready-mixed concrete.
  • Image Turnkey construction
    Our references
    Turnkey construction
    Industrial plants/logistics centres, office and administrative buildings, retail and commercial buildings, educational/sports centres, day nurseries, residential developments, social facilities, special buildings, building within existing structures.
  • Image Road construction
    Our references
    Road and civil engineering
    Road building, autobahn construction, sewerage systems/canalisation, outdoor facilities, airport surfacing, drainage facilities, environmental/flood protection, waste disposal sites.