KLNG · Koil Energy Solutions, Inc.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022.

Intelligent Fanatics Capital Management LLC (IFCM) is the general partner of IFCM MicroCap Fund LP (Fund). The securities reported in this form are held directly by the Fund and indirectly by IFCM and Mr. Cassel (see footnote 2).

Mr. Cassel is the sole managing member of IFCM. Mr. Cassel has shared voting and investment power with respect to, and therefore may be deemed to be the beneficial owner of, the shares beneficially owned by the Fund. Mr. Cassel disclaims beneficial ownership of the shares beneficially owned by the Fund, other than the shares attributable to his limited and general partnership interest therein.

Intelligent Fanatics Capital Management LLC (IFCM) is the general partner of IFCM MicroCap Fund LP (Fund). The securities reported in this form are held directly by the Fund and indirectly by IFCM and Mr. Cassel (see footnote 2).

Intelligent Fanatics Capital Management LLC (IFCM) is the general partner ofIFCM MicroCap Fund LP (Fund). The securities reported in this form are held directly by the Fund and indirectly by IFCM and Mr. Cassel (see footnote 2).

Mr. Cassel is the sole managing member of IFCM. Mr. Cassel has shared voting and investment power with respect to, and therefore may be deemed to be the beneficial owner of, the shares beneficially owned by the Fund. Mr. Cassel disclaims beneficial ownership of the shares beneficially owned by the Fund, other than the shares attributable to his limited and general partnership interest therein.

Intelligent Fanatics Capital Management LLC (IFCM) is the general partner ofIFCM MicroCap Fund LP (Fund). The securities reported in this form are held directly by the Fund and indirectly by IFCM and Mr. Cassel (see footnote 2).

The undersigned undertakes to provide to the SEC, the Issuer, or a security holder of the Issuer, on request, full information regarding the number of shares sold at each separate price."

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2020, November 30, 2020, February 28, 2021 and May 31, 2021.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2020, November 30, 2020, February 28, 2021 and May 31, 2021.

Stock options subject to the Optionee's continuous service as Vice President of Finance through November 15, 2024. In addition to the foregoing, all shares shall best immediately prior to a change in control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2024, November 30, 2024, February 28, 2025 and May 31, 2025. In addition to the foregoing, all shares shall best immediately prior to a change in control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2024, November 30, 2024, February 28, 2025 and May 31, 2025. In addition to the foregoing, all shares shall best immediately prior to a change in control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2024, November 30, 2024, February 28, 2025 and May 31, 2025. In addition to the foregoing, all shares shall best immediately prior to a change in control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2023, November 30, 2023, February 28, 2024 and May 31, 2024. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2023, November 30, 2023, February 28, 2024 and May 31, 2024. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2023, November 30, 2023, February 28, 2024 and May 31, 2024. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of October 31, 2022, November 30, 2022, February 28, 2023 and May 31, 2023. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of October 31, 2022, November 30, 2022, February 28, 2023 and May 31, 2023. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of October 31, 2022, November 30, 2022, February 28, 2023 and May 31, 2023. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2020, November 30, 2020, February 28, 2021 and May 31, 2021. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2020, November 30, 2020, February 28, 2021 and May 31, 2021. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2020, November 30, 2020, February 28, 2021 and May 31, 2021. In addition to the foregoing, all Shares shall vest immediately prior to a Change in Control.