The following research programs, agencies, and organizations have provided funding for capabilities in the HEC-EFM Plotter software. Major features supported in HEC-EFM Plotter 2.0 are listed per sponsor.

• U.S. Army Corps of Engineers (USACE)
  • Ecosystem Management & Restoration Research Program (EMRRP)
    • Synchronization between EFM and EFM Plotter
    • Ecovalue summations
    • Ecovalue summations shifts
    • Color options in custom plots
    • Active only setting to filter lists
    • Display of 2D outputs
• Sponsors of Previous Versions
  • System-Wide Water Resource Program (SWWRP)