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.