July 6, 2023 Harshwal & Company, LLP 333 Hegenberger Rd, Suite 328 Oakland, CA 94621 As required by Title 2 As required by Title 2 U.S. Code of Federal Regulations (CFR) Part 200, Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards (Uniform Guidance), we have provided below our responses and corrective action plans addressing the findings noted in the PRC's Single Audit reporting package for the year ended June 30, 2022. Response and Corrective Action Plan 1. Finding 2022-002 (Prior Year Finding 2021-002) - Activities Allowed or Unallowed and Allowable Costs/Cost Principles, No Time Studies, Proper Time Tracking, Time Allocation and Time Reporting (Significant Deficiency) Response and Corrective Action Plan: 35& DQG %DNHU 3ODFHV ,QF FROOHFWLYHO\ ?35&' FRQFXUV ZLWK WKH ILQGLQJ DQG has implemented the following steps to correct the condition: a. PRC instituted new payroll procedures requiring supervisors to document approval of time submitted by all staff through our electronic payroll system, including a retroactive review and approval of all time submitted since July 2022. b. Staff were trained on the new procedures during June 2022 and the procedures are being incorporated into a new combined PRC and Baker Places, Inc. Financial Policies and Procedures Manual which will be finalized and circulated to all staff in July, 2023. Anticipated completion date: July 2023 Responsible person: Leo Levenson, CFO, PRC and Baker Places, Inc.