Looking for someone who can make a custom version of a m150

Hi.
I'm looking for someone who can supply me with a custom version of a m150 GPA firmware. (need to really know what they are doing)
Not to much needs changing, but some small features, and a canbus change.
I'm looking for someone who can supply me with a custom version of a m150 GPA firmware. (need to really know what they are doing)
Not to much needs changing, but some small features, and a canbus change.