PETRA PRESS
Petra in the news
December 9, 2022
Petra CEO Kim Abrams on creating new tunneling technology
September 15, 2022
Petra Acquires Trenchless Tunneling Company Zilper to Enable Utility Undergrounding Through any Nightmare Geology
September 15, 2022
Petra Acquires Zilper Trenchless
December 9, 2021
Raise and deliver.
December 9, 2021
Petra Unveils the First Tunneling Technology for Utilities to Bore Through the Hardest Rocks in the World
December 9, 2021
This New Tech Cuts Through Rock Without Grinding Into It
December 9, 2021
Petra emerges from camouflage and has raised $ 30 million for the Swifty tunnel boring robot – TechCrunch
December 9, 2021
Petra Unveils the First Tunneling Technology for Utilities to Bore Through the Hardest Rocks in the World
December 9, 2021
New tunnelling method bores through the hardest of rocks
December 9, 2021
Petra Launches Utilities Replacement Robot
