Here is the full list of all 10 Ultrawings trophies - there are 4 bronze, 5 silver and 1 gold.
Complete all Blade 350 License jobs
Complete all Glidester License jobs
Earn one Gold medal in a non-License job
Complete all Ultralight License jobs
Complete all Gee Racer License jobs
Complete 25% of jobs with a Bronze or better medal
Complete 50% of jobs with a Bronze or better medal
Complete 100% of jobs with a Bronze or better medal
Earn a Gold medal in all jobs
Purchase all offices on all 4 islands