Another Enterprise LAMP stack provider

ActiveGrid, the Enterprise LAMP company, provides a service-oriented application platform built on the lightweight architecture of the proven LAMP software infrastructure stack. ActiveGrid Enterprise LAMP simplifies and speeds the development of service-oriented applications that weave together existing enterprise systems into new rich web applications and services. ActiveGrid Enterprise LAMP applications can be flexibly deployed on grids of commodity machines or at virtually any ISP.

Please see http://www.activegrid.com for more information.