Offer of Employment Letter between AdvanSix Inc. and John M. Quitmeyer, dated April 1, 2020

Dear Hans,

This letter will confirm your temporary role of Special Counsel at AdvanSix Inc. (the “Company”), located in Parsippany, New Jersey, which is effective on April 2, coincident with your retirement as Senior Vice President, General Counsel and Corporate Secretary. The scope of work in the Special Counsel role will be focused on business continuity planning, strategic counsel, and transition of your previous responsibilities.

Your annual base salary will be $272,750.00. Given this role is intended to be a short-term arrangement, there will be no annual performance reviews nor will you be eligible for merit increases or participation in the short-term and long-term incentive programs.

Effective upon your retirement as Senior Vice President, General Counsel and Corporate Secretary, you will no longer be an executive officer of the Company, but you will remain subject to the pre-clearance requirements of the Company’s insider trading policy.

You will remain eligible for continuation of employee benefits under the specific terms of those benefit plans, except that you will no longer be eligible for any severance benefits.

Please indicate your acceptance of this offer by signing this letter in the space provided and returning it to Stephanie King at stephanie.king@advansix.com.

If you have any questions or need any further information about our offer, please contact me directly.