The SignMan of Baton Rouge
https://thesignman.com
ABR Industries
https://abrind.com
DX Engineering
https://www.dxengineering.com/
East Texas Towers
http://www.easttexastowers.com/
ICOM Radio
http://www.icomamerica.com/en/amateur/
Kenwood Radio
http://www.kenwood.com/usa/com/amateur/
NCG Co. (Comet Antennas)
http://www.cometantenna.com/
MFJ
http://www.mfjenterprises.com/
Main Trading Company
https://www.mtcradio.com/
RT SYSTEMS
https://www.rtsystemsinc.com/default.asp