The GAI is probably not going to be 139 because the norming tables are going to be different.
Why were you testing, why does the school psychologist want the results... and why wasn't he tested by the school? The school psy should be able to compute the numbers herself from the subtest scores anyway. Not that the FSIQ would be meaningful, but still...
And if your problem is a bright, low achieving kid I suggest you go dip your toes in the 2E forum. That's a rather spiky profile, and might indicate underlying issues.