Does Thumper do Edelbrock/Carter carbs?

Need to ask some of the NSS racers since a lot of them use those carbs. Seems like I recall a place in Texas that modifies them...Diamond something racing? I did a quick google search, but didn't find anything.

CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax