CAD to BIM Conversion Services Companies in Europe

Switching from CAD to BIM isn’t just about upgrading software, it’s about transforming how buildings are designed, built, and managed. Across Europe, more teams are relying on specialist firms to help convert traditional 2D CAD drawings into detailed 3D BIM models. These services are useful for renovating older buildings, coordinating multi-discipline teams, or just making project data easier to track. The companies featured here offer support for architecture, structure, MEP, and fabrication modeling, helping streamline the design-to-construction process with greater accuracy and efficiency.

2. Cresire

Cresire provides CAD to BIM conversion services for clients in sectors such as architecture, engineering, and construction. The company handles the transformation of 2D and 3D design files such as DWG, PDF, and CAD drawings into Building Information Models using tools like Autodesk Revit. These models reflect different building disciplines, including architectural, structural, and MEP components, based on the original input files.

The company outlines a step-by-step process that includes assessing CAD documents, organizing elements into BIM categories, generating the model, and conducting quality checks. Cresire operates internationally and delivers its services to various regions including the UK, Germany, and Switzerland. The converted models are designed to integrate with commonly used BIM platforms.

Key Highlights:

• Works with CAD formats such as DWG, PDF, and 3D CAD
• Uses Autodesk Revit for model generation
• Covers architectural, structural, and MEP modeling scopes
• Delivers services to clients across several European countries
• Follows a structured conversion process with internal checks

Services:

• DWG to Revit model conversion
• PDF to BIM modeling
• Sketch to BIM modeling
• 3D CAD to BIM conversion
• CAD-based Revit family creation
• 2D to 3D CAD modeling

3. MaRS BIM Solutions

MaRS BIM Solutions offers CAD to BIM conversion services for projects involving architectural, structural, and MEP design elements. The company converts 2D CAD files such as AutoCAD drawings, PDFs, hand sketches, and single-line diagrams into 3D models developed in Revit. Their workflow includes extracting geometrical data from source files and rebuilding architectural components like walls, floors, and roofs using defined parameters and attributes in the BIM environment.

The services are used in scenarios where 2D documentation is transitioned into a 3D BIM format. File types such as DWG and PDF are reprocessed to generate models that reflect spatial structure and dimensional data. MaRS BIM Solutions provides these services across several industries and supports common BIM formats for compatibility with standard software platforms.

Key Highlights:

• Handles DWG, PDF, and sketch-based input for BIM conversion
• Uses Autodesk Revit for model generation
• Applies to architectural, structural, and MEP scopes
• Provides services across different regional markets
• Includes dimensioning and classification of building elements in the output

Services:

• 2D CAD to 3D Revit BIM modeling
• AutoCAD to Revit model conversion
• PDF-based drawing conversion to BIM
• Revit family creation from CAD drawings

4. SparkBIM

SparkBIM provides CAD to BIM conversion services for projects involving architectural, structural, and MEP design. The company works with inputs such as 2D CAD drawings, DWG files, PDFs, and hand-drawn sketches, producing 3D BIM models using software like Autodesk Revit. These services are used in a range of sectors, including construction, real estate, manufacturing, and facilities management.

The company offers its services across multiple countries in Europe and beyond. Their approach includes generating BIM models from CAD documentation by reconstructing building components and organizing them within the BIM environment. The models are developed for different levels of project complexity and include data relevant to the building’s design scope.

Key Highlights:

• Handles input formats including DWG, PDF, and scanned images
• Produces models using Autodesk Revit and related software
• Supports architecture, structure, and MEP modeling
• Offers services in multiple European and international markets
• Applies to various sectors such as commercial, industrial, and real estate

Services:

• 2D CAD to 3D BIM modeling
• DWG to Revit model conversion
• PDF to BIM model creation
• AutoCAD to BIM transformation
• Architectural, structural, and MEP CAD to BIM

5. MAW

MAW provides CAD to BIM conversion services for architecture, engineering, construction, and facility management applications. The company converts 2D CAD drawings such as AutoCAD, MicroStation, and scanned paper files into 3D models developed in Autodesk Revit. The service applies to new and legacy projects where coordination, documentation, and future digital workflows require model-based environments.

Their workflow includes initial assessment of CAD input, cleanup and alignment to BIM standards, model generation in Revit, and quality control before delivery. The process is structured to handle architecture, structure, and MEP scopes, with models typically developed to LOD 300 but adaptable to other levels as needed. MAW operates from Bulgaria and serves clients across Europe, including those working on historic buildings, industrial facilities, and operational asset management.

Key Highlights:

• Converts 2D CAD drawings (DWG, DXF, DGN) and scanned plans
• Develops Revit models for architecture, structure, and MEP systems
• Provides LOD 200-400 depending on project scope
• Supports use cases such as renovation, expansion, and facility operations
• Based in Bulgaria, with services focused on the European market

Services:

• CAD to BIM modeling
• AutoCAD and MicroStation file conversion
• Paper and scan-to-BIM transformation
• Clash detection using BIM models
• BIM project coordination and quality assurance

6. Bimpact Designs

Bimpact Designs offers CAD to BIM conversion as part of its broader BIM services for architecture, engineering, and construction professionals. The company converts traditional CAD-based documentation into BIM models using Revit and follows international BIM standards in its processes. These services are aimed at creating digital representations for architectural, structural, and MEP components within coordinated building models.

Bimpact delivers models across various Levels of Development (LOD), from conceptual through to as-built stages (LOD 100 to LOD 500). CAD to BIM is integrated into its Virtual Design and Construction (VDC) approach, supporting model-based workflows used throughout design and construction phases. The company operates in European markets and provides both standalone and multi-discipline BIM services.

Key Highlights:

• Converts CAD drawings into Revit-based BIM models
• Supports architectural, structural, and MEP coordination
• Offers services across LOD 100 to LOD 500
• Works within international BIM standards and codes
• Applies CAD to BIM as part of VDC project workflows

Services:

• CAD to BIM conversion
• Revit drafting and modeling
• Multi-discipline BIM coordination (architecture, structure, MEP)
• Scan to BIM and point cloud modeling
• 4D/5D BIM, quantity take-offs, and constructability reviews

7. Hitech BIM Services

Hitech BIM Services provides CAD to BIM conversion for professionals involved in building design and construction. The company converts 2D CAD files, drafts, and blueprints into 3D BIM models using Revit, enabling data integration and digital coordination within a Common Data Environment (CDE). These services are aimed at architectural, structural, and MEP scopes, and can also include specific components like furniture, HVAC units, and mechanical equipment.

The company handles various input formats, including paper-based plans and PDFs, and prepares models according to client-specific regional standards and Level of Development (LOD) requirements. Hitech BIM Services operates across different global regions, including Europe and North America, and develops models that can be used throughout the project lifecycle, from design visualization to facility referencing.

Key Highlights:

• Converts 2D CAD drafts, layouts, and blueprints to Revit BIM models
• Supports architectural, structural, and MEP components
• Handles scanned drawings, PDFs, and paper-based plans
• Models are developed to client-specific standards and LOD specifications
• Offers services across the UK, Germany, Italy, Netherlands, and more

Services:

• CAD to BIM model conversion
• Architectural and structural 2D to 3D transformation
• Revit modeling for MEP and HVAC elements
• Scan to BIM for retrofit and as-built models
• PDF and blueprint digitization to BIM

8. AEODC

AEODC provides CAD digitization services that include the conversion of paper-based and scanned technical drawings into digital formats using software such as AutoCAD and Revit. The service is used in contexts where clients require 2D or 3D representations of legacy documents for use in construction, renovation, or maintenance projects. Input sources may include hand sketches, blueprints, and file types like PDF, JPEG, or TIFF.

As part of its CAD digitization offering, AEODC also supports CAD to BIM conversion for clients needing Building Information Models developed from existing documentation. The company’s services are available to architectural and engineering professionals and include drafting, modeling, and point cloud integration depending on project requirements. AEODC operates across several regions including Europe, North America, and the Middle East.

Key Highlights:

• Converts paper drawings, PDFs, and scanned images to 2D/3D CAD or BIM
• Uses AutoCAD and Revit depending on client requirements
• Supports digitization for architectural and engineering use cases
• Offers CAD to BIM services as part of digitization
• Operates in the USA, Canada, Europe, and the Middle East

Services:

• CAD to BIM conversion
• 2D drafting and digital redrawing
• 3D modeling from scanned or physical input
• Point cloud modeling
• Conversion from PDFs, TIFFs, JPEGs to CAD formats

Conclusion

Moving from CAD to BIM is more than just a technical upgrade; it’s a shift in how projects are planned, designed, and managed across their entire lifecycle. For many teams in Europe, especially in architecture, engineering, and construction, finding the right partner to handle CAD to BIM conversion makes a big difference in staying on track and working more efficiently.

The companies listed above each offer their own approach to converting traditional 2D drawings into smart, structured 3D models. Whether it’s for renovation, new construction, or facilities management, these services help bring older documentation up to speed with modern standards. As BIM becomes more common in project requirements, having access to experienced conversion services is becoming less of an option and more of a necessity.