For those that may not know, "Substantial Completion" is a specific construction industry term. It means that the building is complete to the point that it can be used for it's intended use and has been approved by the AHJ for occupancy. They may still have a few finishing touches (punch items...
I second the Nature's Miracle suggestion. I SWORE by that stuff back when my senior lab was still alive and couldn't control her bladder like she used to. It never stained any surface I put it on, and it was the only thing that made the smell go away.
That was the first question I asked one of the senior managers there. He brought up that they would be at SXSW in March... I pointed out that Dallas was on the way to Austin. "That's a great point". was his response.
So maybe we get a little glimpse sometime early March if we're lucky?