On September 12, 2016, Perma-Fix Environmental Services Inc. accepted the retirement of Mr. John Lash as Vice President and Chief Operating Officer (COO") of the Company, which will become effective September 30, 2016. Lash will remain an employee of the Company working on a part-time basis to assist with Company business matters from October 1, 2016, through December 31, 2016, at which time, Mr. Lash will retire from the Company. Upon Mr. Lash's retirement as COO of the Company effective September 30, 2016, Mr. Mark Duff (age 53), Executive Vice President of the Company, will assume the additional position of the Company's COO, and continue his position as EVP of the Company.