The term "main agent" can refer to an individual or organization that is primarily responsible for a particular task, project, or transaction. Full definition
Supplied new by BMW main agents Prophets Garage Ltd of Solihull on 11th August 1989, this example has covered just 47,836 miles. (classicandperformancecar.com)
This excellent example was originally serviced by Bentley Cardiff, starting in 2005 continuing to be serviced by Bentley main agents till Balmoral UK continued it's maintenance with a service being conducted by ourselves in March of this year, 2017. (classicandperformancecar.com)