Reed Richards - Physicist and Engineering (All Form available)
Tony Stark - Computer Science, Material Engineering and Robotics
T'Challa - Physicist and Law
Hank Pym - Physical Chemistry in Applied Engineering (Nanomaterial)
Peter Parker - Biochemical Engineering
Adam Brashear - Nuclear Engineering
Leonard Samson - Psychology
Henry McCoy - Material Engineering, Genetics, and Bioinformatics

I think that's all I have in my mind for now.