Foxtrot Technologies Inc. performs custom development of DjVu enabled products using licensed commercial APIs, or the open source libraries using DjVuLibre and Java DjVu.

International Land Systems (ILS) is focused on developing spatial technology applications with a particular focus on land administration in developing countries. ILS also developed the current MrSID Viewer and offers custom development services for MrSID-based viewers.

Realview Technologies offers software integration services for both MrSID and DjVu. Graphic arts, publishing, photography, advertising and scanning are just some of the industries Realview provides solutions for. Realview also has a range of off-the-shelf products for both MrSID and DjVu, including a Microsoft Indexing Service Filter and WordSmart. Realview Technologies is an authorized MrSID and DjVu value added reseller, integrator and developer.

Schlosser Geographic Systems, Inc. Founded in 1992, Schlosser Geographic Systems, Inc. (SGSI) builds spatial software solutions incorporating digital maps, aerial images, & databases. The MrSID-format handler for MapInfo was developed by and is licensed from SGSI.

Total Integration, Inc. Total Integration's award-winning software engineering offers cost effective solutions for the graphics industry. Services consist of customized software for hardware & software vendors, color separators, service bureaus, designers, electronic prepress/printing firms, advertising & marketing firms, and more. Total Integration is a certified developer for Microsoft Access and SQL, Multiprocessor Software, Adobe Photoshop, Illustrator, Acrobat Plug-in modules, and Quark XPress XTensions.