FIRST AMENDMENT TO PROMISSORY NOTEVertex Energy Inc. • October 14th, 2021 • Petroleum refining
Company FiledOctober 14th, 2021 IndustryTHIS FIRST AMENDMENT TO PROMISSORY NOTE (the “First Amendment”) is made and entered into effective as of this 11th day of October, 2021, by and between Vertex Energy Operating, LLC, a Texas limited liability company (“Vertex”), and HPRM LLC, a Delaware limited liability company (“HPRM”).