Peterson Space Force Base, Colorado is seeking potential sources to provide the 4th Electromagnetic Warfare Squadron (4 EWS) with Hard-side Expandable Light Air Mobile Shelter (HELAMS). Please see att... Peterson Space Force Base, Colorado is seeking potential sources to provide the 4th Electromagnetic Warfare Squadron (4 EWS) with Hard-side Expandable Light Air Mobile Shelter (HELAMS). Please see attachment for information.