Proficiency, Inc.  
   The Collaboration Gateway is an engineering supply chain collaboration solution for extended design teams, providing interoperability among disparate CAD systems.
   http://www.proficiency.com/

CAD Centric Systems  
   Software and solutions for CAD/CAM data interoperability, including CAD data viewers, markup tools, and translators [requires Javascript for navigation].
   http://www.cadcentric.com/

CAD 2 CAM, Inc.  
   Translate between many different CAD/CAM formats as an online service.
   http://www.cad2cam.com/

John Walker Graphics Pty. Ltd.  
   Autoset Cad Publisher software processes DXF files into pre-rendered raster and vector formats for DTP, printing, and web publishing.
   http://www.jwgraphics.com.au/

IT Base Normica  
   Software tools to view, edit, and batch process plot data from CAD systems.
   http://www.normica.net/

STEP Tools, Inc.  
   Developers of translation and data exchange software used in the STEP translators of many CAD/CAM software vendors, with an online translation service.
   http://www.steptools.com/

Translation Technologies, Inc.  
   Online service for CAD and CAM file conversion, with native to native file translation.
   http://www.translationtech.com/

Cadlink  
   Cadlink provides CAD data translators and viewers for a variety of proprietary as well as open file formats.
   http://www.cadlink.fr/

EPM Technology  
   Express Data Manager exchanges and shares technical data about a product using STEP and other ISO standards.
   http://www.epmtech.jotne.com/

Cadverter.com  
   A CAD/CAM data translation service operating over the internet, supporting many common file formats.
   http://www.cadverter.com/

Parallax69 Software International  
   Provides the data conversion software Eroiica for a variety of raster and vector file formats.
   http://www.parallax69software.com/

DrawingRoom.net  
   Provides a free service to share and collaborate with drawings and image documents over the web. Actual data files are not transferred, only displayable representations.
   http://www.drawingroom.net/

Bay Technology  
   LinkCAD is for converting and viewing CAD formats, supporting GDS-II, DXF, CIF, Gerber RS-274X, PostScript, AutoCAD and other formats.
   http://www.linkcad.com/

PDES, Inc.  
   An international industry and government consortium supporting the development and implementation of the STEP STandard for the Exchange of Product model data.
   http://pdesinc.aticorp.org/

Right Hemisphere  
   Deep Exploration is a conversion tool for translating and rendering many 2D and 3D formats for online publication.
   http://www.righthemisphere.com/products/dexp/index.htm

Bronzware Inc.  
   The GerbMagic vector converter from Gerber RS-274x to PostScript and PDF format. Also a software RIP for Gerber to several bitmap formats.
   http://www.bronzware.com/

Floating Point Solutions  
   Programs and extensions for several CAD systems to import, export, and convert geometry data to a number of technical file formats.
   http://www.fpsols.com/

TransMagic, Inc.  
   Translators to convert 3D models between AutoCAD, SolidWorks, CATIA, Unigraphics, Pro Engineer, IGES, STEP and ACIS.
   http://www.transmagic.com/

CADCAM-E, Inc.  
   Developers of data interoperability software, supporting many data formats used in mechanical CAD applications.
   http://www.cadcam-e.com/

Marine e-Business Standards Association  
   EMSA is a nonprofit organisation which promotes data exchange standards within the marine industries. EMSA submits members' requirements to standards such as ISO STEP, and publishes its own industry standards.
   http://www.emsa.org/

Eurostep Group  
   Delivers solutions that enable clients to streamline the sharing and exchange of product data, within and across enterprises, through open standards where possible.
   http://www.eurostep.com/

3DInsights, Inc.  
   Provide the 3DI-Convert translation tool for most CAD/CAM and exchange formats.
   http://www.3dinsights.com/

Datakit  
   Data Exchange Tool Kit for conversion between native and neutral CAD/CAM formats, as well as libraries offering the same functionality.
   http://www.datakit.com/

Tailor Made Software, Ltd.  
   Software to convert AutoCAD, Microstation, and HPGL/2 files to several raster and vector formats for publishing, available for Windows and Linux as well as server based.
   http://www.tailormade.com/

Larson Software Technology, Inc.  
   Converters from the CGM Computer Graphics Metafile format to several other common formats and back, on Windows and unix systems.
   http://www.cgmlarson.com/

DGI Office Tech Systems  
   CAD converter software (CATS and DGNLink) and translation services for data exchange between AutoCAD (DWG, DXF) and MicroStation (DGN) CAD systems.
   http://www.dgnlink.com

IGES2STEP  
   iges2step is a freeware application for viewing IGES V5.3 and STEP AP203/AP214/AP209 files under Windows XP/2000/NT.
   http://www.iges2step.narod.ru/

Graphic System  
   DrawEx is a CAD symbol and drawing exchange where users can buy and sell CAD files, as well as request or bid on development proposals.
   http://www.drawex.com

AutoDWG  
   Utilities to convert Autocad DWG file to alternate formats, such as JPG, TIF, BMP, PDF, and DXF.
   http://www.dwgsoft.com

CADzation  
   AcroPlot Pro converts multiple file formats (DOC, XLS, DWG, TIFF, BMP, PLT, CALS, etc.) to PDF and DWF, in single file and batch modes.
   http://www.cadzation.com

Actify, Inc.  
   Products permits viewing, measuring, markup and distribution of multiple 2D/3D CAD file formats and related design documents without requiring access to the creating CAD applications.
   http://www.actify.com/

InfoCad LLC  
   CADminer extracts information from AutoCAD®, ARRISCAD and MicroStation® drawings
   http://www.expert-infocad.com/

Innovative Dynamics Corp  
   IDC Missing Link integrates data between AutoCAD or Mechanical Desktop and any ODBC-compliant MRP or ERP database.
   http://www.idcusa.com/

Bien AB Consultancy and Software  
   bien/dxf2db is an integration adaptor for CAD/PDM or CAD/ERP environments. It extracts text from CAD files and loads it into any ODBC enabled database.
   http://bien.se

Active Sensing, Inc.  
   PDXplorer software reads and edits Product Data eXchange ("PDX") files as defined by IPC-2571.
   http://www.PDXplorer.com