Exhibit 1
AGREEMENT
The undersigned agree that this Schedule 13D/A, dated April 5, 2017, relating to Common Stock, $.0001 par value, of KapStone Paper and Packaging Corporation is, and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended.
| April 5, 2017 |
| Date |
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| /s/ Matthew Kaplan |
| Matthew Kaplan |
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| ALLISON KAPLAN TRUST E/U MATTHEW S. KAPLAN 2008 GRAT UAD 02/27/10 |
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| /s/ Karen Kaplan |
| Karen Kaplan, Trustee |
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| DOUGLAS KAPLAN TRUST E/U MATTHEW S. KAPLAN 2008 GRAT UAD 02/27/10 |
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| /s/ Karen Kaplan |
| Karen Kaplan, Trustee |
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| ALLISON K. BOSCO EXEMPT DESCENDANT’S TRUST U/A 12/07/12 |
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| /s/ Karen Kaplan |
| Karen Kaplan, Trustee |
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| DOUGLAS KAPLAN EXEMPT DESCENDANT’S TRUST U/A 12/07/12 |
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| /s/ Karen Kaplan |
| Karen Kaplan, Trustee |