Just check the diagram of how far reach their associations and tentacles. You can dig through each of the shell company associate with them. I don't guarantee you will find a connection but chances are, you going to find that they are connected maybe through a shell company.
Another place for anon to check is corporationwiki.com
Type in Dominion Enterprises and then choose the state VA. It came up with a long list. If you click the one that said Norfolk VA, You will get this.
https://www.corporationwiki.com/Virginia/Norfolk/dominion-enterprises-group-llc/26656251.aspx
Just check the diagram of how far reach their associations and tentacles. You can dig through each of the shell company associate with them. I don't guarantee you will find a connection but chances are, you going to find that they are connected maybe through a shell company.
Hmm .. would be nice if we can mine this data. There is a lot here
Start asking for help. I will do some digging myself but I am just a brain dead. Cannot do everything, Bubble. Sorry.