The combined experience of PB Energy Storage Services (formerly PB-KBB), Fenix & Scisson
and Sofregaz US comprises an unparalleled list of accomplishments.
- Constructed the first natural gas storage cavern in salt in the U.S.
- Designed and/or constructed most of the US’s natural gas storage caverns in domal salt.
- Constructed first compressed air energy storage (CAES) project in the U.S.
- First to convert hard-rock mine to gas storage.
- Constructed crude oil caverns in salt for the first superport in the U.S.
- First to convert coal mine to natural gas storage.
- Designed and supervised construction and filling of the U.S. Strategic Petroleum Reserve
- First to convert a large brine field gallery to natural gas storage.
- Selected sites for the U.S. Strategic Petroleum Reserve.
- Drilled deepest brine disposal well in the world.
- First to use “pump out” method for solution mining salt storage caverns.
- First to use modified leaching technique for developing salt storage caverns.
- Developed many firsts in big-hole drilling technology.
- Designed and drilled deepest large-diameter well in the world.
- Developed and modified rules and regulations regarding underground storage for several states in the U.S.
- Designed and drilled numerous high-capacity brine disposal wells.
- Pioneered a method for enlarging salt caverns while storing natural gas via solution mining under gas (SMUG) techniques.
- Constructed first hard-rock LPG storage cavern.
- Constructed most of the world’s hard-rock LPG storage caverns.

