CPS Energy Launches Global RFP For Next Phase Of Conservation & Energy Efficiency Programs To Help More Customers Utility to blend more Tried & True programs with New & Innovative solutions for San Antonio News provided by Share this article Share this article SAN ANTONIO, March 1, 2021 /PRNewswire/ -- CPS Energy, the largest municipally owned, fully-integrated electric and natural gas utility in the United States, formally launched a Request for Proposals (RFP) for conservation and energy efficiency programs to develop the next phase of its award-winning Save for Tomorrow Energy Plan ( STEP). The FlexSTEP SM RFP seeks to blend more Tried & True programs with New & Innovative solutions through a global outreach effort. The utility's business approach is to think global while acting local, and that approach will remain consistent with the