Per their tweet, they will be in Las Vegas and Phoenix. We can only hope they will have someone from IR on site.
"$GHMP Final Design for the #7 Car @CoreyLaJoie as preparations continue for Las Vegas (3/5) and Phoenix (3/12). Big thanks to @SpireMotorsport for the hard work in the Garage and Spire+ on the marketing side @STEALTHADS #NASCAR #AQMDCertified"