
Timber Construction, Joinery and Interior Finishing: Residential Houses, Roof Extensions, Façades, Carport Kits and Furniture made in-house

Karl Berens Holzbau GmbH
Ruwerer Str. 23, 54292 TrierNew on Amplifa
About Karl Berens Holzbau
Karl Berens Holzbau GmbH is a traditional carpentry and timber construction operation from Trier with many years of experience in building, renovating, and renovating with wood as the building material. The company realizes residential houses in timber construction—ready to move in or as extension houses—as well as additions, roof extensions, roof conversions, and roof raising. Further areas of service include façade construction (wood, plaster, and metal facades), energy modernization with roof and façade insulation, and window renovation. In-house, the operation offers individually configurable Carport kits in flat, gable, or hip roof designs via mein-carport-bausatz.de. Furthermore, the portfolio includes furniture construction, stair construction, floor and parquet laying, kitchen construction, terrace work, as well as window and door construction including installation. In addition to private customers, the company also serves commercial projects; façade and tiling work are offered to roofers as a supplier service.
- Site
- Trier
- Processes
- Residential Building Construction in Timber Construction (ready-to-move-in / extension house), Addition in Timber Construction, Façade Construction (wood, plaster, and metal facades), Roof Extension, Roof Conversion (with dormer or skylight), Roof Raising/Extension, Interior Finishing (barrier-free, live-in apartments, roof extension), Steep Roof Tiling
- Materials
- Wood, Metal (Facades), Plaster (Facades), Glass (Overhang Structures), Insulation Material, Metal, Plaster, Glass
- Certificates
- Meisterhaft, DachKomplett, Holzbau Deutschland, Fachbetrieb Dämmtechnik
- Industries
- Timber Construction, Joinery, Building Trades, Residential Building Construction, Renovation
- 01
Planning and Consulting
- 02
Workshop Manufacturing (Timber Construction/Joinery)
- 03
Pre-fabrication of Individual Components
- 04
Installation at the Construction Site
- 05
Energy Modernization and Expansion
Materials & Building Materials
Wood
Main building material for residential houses, carports, furniture, stairs, facades, and interior finishing; a renewable and CO2-neutral raw material.
Metal
Used in the manufacturing of metal facades.
Plaster
Used in the execution of plastered facades.
Glass
Material combination with wood in freely configurable overhang designs.
Insulation Material
Used for roof and façade insulation for energy modernization.
Locations

Trier
DEHeadquarters, Workshop and Carpentry Operation
- Lot size
- Custom Manufacturing and Kits
- Materials
- Wood, Metal, Plaster, Glass, Insulation Material
Services & Components




Inside the production







Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Residential Building Construction in Timber Construction (ready-to-move-in / extension house)Installation | – | – | – | – | Holz |
| Addition in Timber ConstructionInstallation | – | – | – | – | Holz |
| Façade Construction (wood, plaster, and metal facades)Installation | – | – | – | – | Holz, Putz, Metall |
| Roof ExtensionInstallation | – | – | – | – | Holz |
| Roof Conversion (with dormer or skylight)Installation | – | – | – | – | Holz |
| Roof Raising/ExtensionInstallation | – | – | – | – | Holz |
| Interior Finishing (barrier-free, live-in apartments, roof extension)Installation | – | – | – | – | Holz |
| Steep Roof TilingInstallation | – | – | – | – | – |
| Flat Roof TilingInstallation | – | – | – | – | – |
| Façade Work (for roofers mentioned: façade)Installation | – | – | – | – | – |
| Energy Modernization: Roof InsulationInstallation | – | – | – | – | Insulation Material |
| Energy Modernization: Façade InsulationInstallation | – | – | – | – | Insulation Material |
| Window RenovationInstallation | – | – | – | – | – |
| Pre-fabrication of Individual Components (energy renovation)Installation | – | – | – | – | Holz |
| Carport Manufacturing as a Kit (individually configurable: 3 roof designs - flat, gable, hip)Installation | – | – | – | – | Holz |
| Furniture Construction (new build, repair, restoration)Installation | – | – | – | – | Holz |
| Flooring Installation (wood floors, parquet, laminate)Installation | – | – | – | – | Holz |
| Overhang Structures (dimensions and roof shape freely selectable, material combinations like woodInstallation | – | – | – | – | Holz, Glas |
| Window and Door Construction/InstallationInstallation | – | – | – | – | Holz |
| Terrace WorkInstallation | – | – | – | – | Holz |
| Stair ConstructionInstallation | – | – | – | – | Holz |
Additional services
Reference customers
Quality
The operation works as a complete roofing joinery operation and a qualified specialist operation for insulation technology; qualification certificates include Master Craftsman, DachKomplett, and Holzbau Deutschland.
| Evidence | Trier |
|---|---|
| Meisterhaft | |
| DachKomplett | |
| Holzbau Deutschland | |
| Fachbetrieb Dämmtechnik |
History
Traditional company with many years of experience in timber construction and joinery.