on Air, LLC By: XILAM/.4.A... Print: Darren Indyke Title: Authorized Representative Purchaser: Industrial Integrity Solutions, LLC By: Print: Rick Munkvold Title: Chief Financial Officer 2 EFTA00085981 FIRST AMENDMENT TO AIRCRAFT PURCHASE AGREEMENT This FIRST AMENDMENT TO AIRCRAFT PURCHASE AGREEMEN

ir, LLC By: 1:-...""..Amt..14.. Print: Darren Indyke Title: Authorized Representative Purchaser: Industrial Integrity Solutions, LLC By: Print: Rick Munkvold Title: 2 SDNY_GM_02765635 SUBJECT TO PROTECTIVE ORDER PARAGRAPHS 7, 8, 9, 10, 15, and 17 EFTA 00252443 EFTA01334607 WARRANTY BILL O1: SALE P

ler: Hyperion Air, LLC By: Print: Darren Indyke Title: Authorized Representative Purchaser: Industrial Integrity Solutions, LLC By: Print: Rick Munkvold Title: Chief Financial Officer 2 EFTA00080018 WARRANTY BILL OF SALE Pursuant to that certain Aircraft Purchase Agreement, dated April 18 , 2021