ASTRAC Ltd
- Developers and suppliers of Application System (AS) and Info Centre/Enhanced (ICE), providing Business Intelligence and Management Information systems to major clients world-wide. ASTRAC ICE is written in and links to APL2 and is the recommended successor
- http://www.astrac.com/

The Rochester Group, Inc.
- An interesting company which lists APL as one of many skills.
- http://www.rochgrp.com/

APL Borealis
- The pre-eminent supplier of APL products and services in Canada.
- http://www.aplborealis.com/

Simcorp
- One of the leading European software and consulting groups for the financial industry.
- http://www.simcorp.dk/