On August 4, 2023 (the ?Effective Date?), Fathom Digital Manufacturing Corporation (the ?Company?) entered into a consulting agreement (the ?Consulting Agreement?) with Richard Stump, the former Chief Commercial Officer of the Company and a named executive officer for the fiscal year ended December 31, 2022. Under the Consulting Agreement, Mr. Stump will serve as a Technical Consultant providing additive & advanced technology and digital strategy advising services, from the Effective Date until February 28, 2024 (the ?Separation Date?). The Consulting Agreement supersedes Mr. Stump?s previously disclosed Separation Date of September 30, 2023.

Pursuant to the Consulting Agreement, Mr. Stump will be an at-will employee and either the Company or Mr. Stump may terminate the Consulting Agreement prior to the Separation Date by providing 10 days? prior notice. The Consulting Agreement does not provide for any severance or other termination rights.

Mr. Stump will continue to be subject to the restrictive covenants contained within the Company?s Executive Restrictive Covenant Agreement.