Adaytum Home Page: A company doing big things in APL
APL Borealis: The pre-eminent source for APL products and services in Canada.
APL Consultants and Software: All about and around the programming language APL.
Causeway Graphical Systems Ltd.: Produces a range of graphical and reporting tools. Includes details of collaborations, products, support, and demos.
CoherentSystems: CoSy: Computerized living with the APL-based CoSy NoteComputer. Free downloads!
Customized Applications, Inc.: Customized applications and programming services, including rapid application development in APL.
Dinosoft Oy: A strong APL site. Interest is limited unless the reader understands Finnish.
Lescasse Consulting: French APL based company. Proudly announce a form "driven by an APL+Win Web Server".
Optima Systems: A UK company specialising in bespoke APL software.
Rex Swain: Independent consultant specializing in APL with over 25 years professional experience.
Snake Island Research, Inc.: Software development and consulting firm specializing in solving APL performance problems and training programmers. Technical Report on APEX APL compiler. APL (and related compiler/parallel) BiBTeX bibliographic files. APL fonts for LaTeX.
Vector's APL Product Guide: Index of Companies and Organisations