im gonna start my own build and i have and old guitar neck.
i was wondering if i took it to a professional guitar person, could it have a new fretboard put on it
yeah, but its gonna cost you.
The Gear:

Custom Strat
Mesa Boogie Stiletto Ace
Fulltone OCD
Electro Harmonix Small Clone Chorus
Dunlop Crybaby Classic
MXR EVH-117 Flanger
Fulltone Soul Bender
if you can get a steam injector you could try to do it yourself but it ain't easy!
Out here you've gotta know where your towel is!