Solver2

Also spotted the name Andrew Klein in the October 2015 permits on 10/15/15 associated with Morton Street Mews LLC.

Solver2

Had come upon &pizza and George Delgado as the person associated with them for the permit in 3/2015 (March) permit applications, on page 15 of the October permit applications you list The Republic of Iraq submitted for a permit for "two borings" to go 30 feet below existing 10/14, and back to the March permits an organization called Scripture Church of Christ has a permit to go 50 feet down on 810 O Street NW

Solver2

George Delgado is also associated with L Street Tower LLC and Carr Properties which has a news article on how they bought a Washington D.C. property from Elliot Spitzer.

Solver2

The name Carr made me think of Son of Sam and David Berkowitz, hard to believe it would be a related Carr though, he had had a church that was involved in Satanism, the Samuel Carr associated with Berkowitz.