Charah Solutions, Inc., proposed to issue and sell to the several Underwriters named in Schedule I hereto $130 million aggregate principal amount of 8.50% Senior Notes due 2026. In addition, the company proposes to grant to the Underwriters the option to purchase from the Company up to an additional $5,000,000 aggregate principal amount of 8.50% Senior Notes due 2026 (the “Additional Notes”). The Firm Notes and the Additional Notes are hereinafter collectively referred to as the “Notes.” The Notes will be issued under an indenture dated as of August 25, 2021, as supplemented by the First Supplemental Indenture (the “First Supplemental Indenture”, and together with the Base Indenture, the “Indenture”), between the Company and Wilmington Savings Fund Society, FSB, as trustee. The Notes will be issued to Cede & Co., as nominee of the Depository Trust Company (“DTC”) pursuant to a blanket letter of representations to be dated on or prior to the Closing Date, between the Company and DTC. The Indenture will be qualified under the Trust Indenture Act of 1939, as amended (the “Trust Indenture Act”).