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AEE's Building Energy Simulation Analyst (BESA™) professional certification is designed to recognize individuals with special expertise and experience in the area of utilizing building energy simulation software to assess a facility's energy performance.


  • To raise the professional standards of those engaged in energy simulation.
  • To improve the practice of energy simulators by encouraging energy simulation in a continuing education program of professional development.
  • To identify persons with acceptable knowledge of the principles and practices of energy simulation through completing an examination and fulfilling prescribed standards of performance and conduct.
  • To award special recognition to those energy simulation professionals who have demonstrated a high level of competence and ethical fitness in energy simulation.


ASHRAE Standard 209 - AEE's BESA Certification meets the requirements for energy modelers under ASHRAE Standard 209-2018, Energy Simulation Aided Design for Buildings except Low Rise Residential Buildings.

More Information

If you have any questions about BESA certification or would like to file a complaint against an individual BESA, please contact AEE’s Program Director

Francine Seskin | (770) 447-5083, ext. 223 | [email protected]