On January 18, 2023, Natural Gas Services Group, Inc. and the guarantors from time to time party thereto entered into a Second Amendment to Credit Agreement (the "Amendment”) with Texas Capital Bank, as administrative agent (the "Lender"). The Amendment amends certain provisions under existing credit facility with the Lender, primarily to (i) increase the lender commitment from $30 million to $50 million, and (ii) revise the applicable margin definition used to calculate the interest rate charged on outstanding loan amounts, with the overall effect of increasing the interest rate on the credit facility. In connection with the Amendment, the company agreed to reimburse the Lender for its expenses.