Grantee Acceptance. The Grantee shall signify acceptance of the terms and conditions of this Agreement and acknowledge receipt of a copy of the Plan by signing in the space provided below and returning the signed copy to the Company.

Acceptance by Grantee. The exercise of the Option or any portion thereof is conditioned upon acceptance by the Grantee of the terms and conditions of this Agreement, as evidenced by the Grantee's execution of [Schedule 1] and the delivery of an executed copy of [Schedule 1] to the Company.

Grantee Acknowledgment. Grantee represents that he or she has read this Agreement and is familiar with its terms and provisions. Grantee hereby agrees to accept as binding, conclusive, and final all decisions or interpretations of the Administrator of the Plan regarding any questions arising under this Agreement.

Acceptance. The Employee hereby acknowledges receipt of a copy of the Plan and this Agreement. The Employee has read and understands the terms and provisions thereof, and accepts the Restricted Stock Units subject to all of the terms and conditions of the Plan and this Agreement. The Employee hereby agrees to accept as binding, conclusive and final all decisions or interpretations of the Committee upon any questions arising under the Plan and this Agreement.

Acceptance. Awards under this Article 8 must be accepted within a period of thirty (30) days (or such shorter period as the Committee may specify at grant) after the Award Date, by executing an Award Agreement and by paying whatever price (if any) the Committee has designated for such shares of Restricted Stock or Restricted Stock Units.

ACCEPTANCE. Receipt of this Warrant by the Holder shall constitute acceptance of and agreement to all of the terms and conditions contained herein.

Acceptance. This offer will remain open until November 1, 2020. If you decide to accept our offer, and I hope you will, please sign the enclosed copy of this letter in the space indicated and return it to me. Your signature will acknowledge that you have read and understood and agreed to the terms and conditions of this offer letter and the attached documents, if any. Should you have anything else that you wish to discuss, please do not hesitate to call me.

Payment by Grantee. Each grantee shall, no later than the date as of which the value of an Award or of any Stock or other amounts received thereunder first becomes includable in the gross income of the grantee for tax purposes, pay to the Company, or make arrangements satisfactory to the Administrator regarding payment of, any U.S. and non-U.S. federal, state, or local taxes of any kind required by law to be withheld by the Company with respect to such income. The Company and its Subsidiaries shall, to the extent permitted by law, have the right to deduct any such taxes from any payment of any kind otherwise due to the grantee or to satisfy any applicable withholdings by any other method of withholding that the Company deems appropriate. The Company’s obligation to deliver evidence of book entry (or stock certificates) to any grantee is subject to and conditioned on tax withholding obligations being satisfied by the grantee.

Representations of Grantee. Grantee represents to Company as follows: # The Shares are being acquired for Grantee's own account, for investment purposes only and with no intent to distribute the Shares. (b) The Grantee is an "accredited investor" under Rule 501(a) of Regulation D under the Securities Act of 1933, as amended, and is sophisticated about the risks of an investment in the Shares and in the Company and oil and gas industry. (c) Grantee is the founder and senior operations executive of the Company. (d) Grantee is a U.S. Citizen and resident of the Commonwealth of Virginia. (e) Grantee has invested in securities prior to the Grant and understands the risks of equity investments, whether publicly traded or not. (f) Grantee has had full access to Company business and financial records and has received answers to any questions about the Company and its business and financial affairs from Company Chief Financial Officer and accountants. (g) The Grantee will cooperate in good faith and in a diligent manner with the Company in compliance with federal and state securities laws and regulations in respect to issuance of the Shares under this Agreement.

Disability of Grantee. If an Grantee ceases to be a Service Provider as a result of the Grantee’s Disability, the Grantee may exercise his or her Option within such period of time as is specified in the Option Agreement, to the extent the Option is vested on the date of termination (but in no event later than the expiration of the term of such Option as set forth in the Option Agreement). In the absence of a specified time in the Option Agreement, the Option shall remain exercisable for three (3) months following the Grantee’s termination. If, on the date of termination, the Grantee is not vested as to his or her entire Option, the Shares covered by the unvested portion of the Option shall revert to the Plan. If, after termination, the Grantee does not exercise his or her Option within the time specified herein, the Option shall terminate, and the Shares covered by such Option shall revert to the Plan.