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As the market leader in application middleware, IBM is an active contributor to the Apache Geronimo project. IBM provides expert technical support through the IBM Support for Apache Geronimo web site and offers developer articles and tutorials through IBM developerWorks. IBM also provides a lightweight J2EE application server based on Apache Geronimo, visit the WebSphere Application Server Community Edition web site for additional information.
LogicBlaze
Founded in 2005 by the architects of the ActiveMQ messaging platform, LogicBlaze provides development, services and support for solutions integrated with Apache Geronimo, including ActiveMQ and the ServiceMix Enterprise Service Bus. LogicBlaze's mission is to deliver services that enable open source technologies in business-critical operations; to collaborate with open source communities and projects for mutual benefit; and to support software developers, systems integrators and other business partners to advance the adoption of open source technologies in the enterprise.
Savoir Technologies, Inc
Savoir Technologies specializes in JavaEE and SOA "best in breed" software development and open source solutions. Savoir provides support for Apache Geronimo, ServiceMix, and many other open source initiatives . Savoir offers best practice architecture, design, and training for the Apache Geronimo and ServiceMix platforms.