HGAS · Global Gas Corp

Each of these promissory notes ("Notes") were first issued to the respective Reporting Person by the Issuer on June 21, 2023 in the form of unsecured promissory notes that were not convertible into Class A Common Stock. On December 5, 2024, the Issuer and the holder of each respective Note amended and restated each such applicable Note to: (i) fix the principal amount of each Note at the amount outstanding as of September 30, 2024; (ii) establish a maturity date of March 31, 2025; (iii) add interest of 5% per annum on the unpaid principal balance of each Note, payable in kind; and (iv) include a conversion feature whereby the holder may elect to convert the principal and accrued interest of such Note into Class A Common Stock of the Issuer at $0.15 per share. Accordingly, the number of shares of Class A Common Stock into which each Note can be converted is subject to change as interest accrues on the Note.

Each of these promissory notes ("Notes") were first issued to the respective Reporting Person by the Issuer on June 21, 2023 in the form of unsecured promissory notes that were not convertible into Class A Common Stock. On December 5, 2024, the Issuer and the holder of each respective Note amended and restated each such applicable Note to: (i) fix the principal amount of each Note at the amount outstanding as of September 30, 2024; (ii) establish a maturity date of March 31, 2025; (iii) add interest of 5% per annum on the unpaid principal balance of each Note, payable in kind; and (iv) include a conversion feature whereby the holder may elect to convert the principal and accrued interest of such Note into Class A Common Stock of the Issuer at $0.15 per share. Accordingly, the number of shares of Class A Common Stock into which each Note can be converted is subject to change as interest accrues on the Note.

These securities are held directly by Dune Acquisition Holdings LLC. Mr. Glatt is the manager of Dune Acquisition Holdings LLC and has voting and investment discretion with respect to the securities held of record by Dune Acquisition Holdings LLC. Mr. Glatt disclaims any beneficial ownership of the securities held by Dune Acquisition Holdings LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

These shares of restricted stock were granted to the Reporting Person on December 5, 2024 under the Issuer's 2023 Equity Incentive Plan, and vest in full on June 30, 2025, subject to the Reporting Person's continued employment through the applicable vesting date, or upon a change in control of the Issuer.

Pursuant to the terms of the Exchange Agreement entered into on December 21, 2023 between the Issuer, Global Gas Holdings LLC, a wholly-owned subsidiary of the Issuer ("Holdings"), and each of the Reporting Person, Sergio Martinez and Barbara Guay Martinez (collectively, the "Sellers"), the Sellers have the right, following December 21, 2023, and at any time after the expiration of a lock-up to which the shares of Class B Common Stock are subject, to exchange their Paired Interests, consisting of Holdings Common Units and shares of Class B Common Stock, for, at the option of the Issuer, cash or shares of Class A Common Stock, on a one-for-one basis, subject to customary adjustments. (Continued in following footnote)

(Continued from previous footnote) The Paired Interests have no expiration date. At the time of any such exchange, the shares of Class B Common Stock exchanged by the Reporting Person, which have no economic value and entitle holders thereof to one vote per share on all matters on which stockholders of the Issuer are entitled to vote generally, will be cancelled.

Pursuant to the terms of the forfeiture agreement, dated March 4, 2024, between the Issuer and the Reporting Person, the Reporting Person forfeited 1,440,000 shares of Class B Common Stock.

Pursuant to the terms of the Unit Purchase Agreement, dated May 14, 2023 (as amended, the "Purchase Agreement"), by and among the Issuer, Global Gas Holdings LLC, a wholly-owned subsidiary of the Issuer ("Holdings"), Global Hydrogen Energy LLC ("Global Hydrogen"), and each of the Reporting Person, Sergio Martinez and Barbara Guay Martinez (collectively, the "Sellers"), and the transactions contemplated thereby, on December 21, 2023 ("Closing"), (a) the Issuer contributed to Holdings all of its assets (subject to limited exceptions), and in exchange therefor, Holdings issued to the Issuer a number of common equity units of Holdings ("Holdings Common Units") equal to the number of total shares of the Issuer's Class A common stock, par value $0.0001 per share ("Class A Common Stock"), issued and outstanding immediately after Closing (taking into account any equity financing agreements and redemptions) and (Continued in following footnote)

(Continued from previous footnote) (b) immediately thereafter, the Sellers transferred, conveyed, assigned and delivered all of the limited liability company equity interests of Global Hydrogen ("Global Hydrogen Units") to Holdings in exchange for shares of the Issuer's Class B voting non-economic common stock, par value $0.0001 per share ("Class B Common Stock" and, together with Class A Common Stock, "Common Stock"), and Holdings Common Units. At Closing, the Issuer changed its name to Global Gas Corporation.

At Closing, the Reporting Persons acquired these warrants to purchase shares of Class A Common Stock ("Warrants") in exchange for private placement warrants held directly by Dune Acquisition Holdings LLC prior to Closing. Each whole Warrant is exercisable for one share of Class A Common Stock.

These Warrants become exercisable commencing thirty days following Closing. In addition, pursuant to the terms of the Exchange Agreement entered into at Closing between the Issuer, Holdings and the Sellers, these Warrants may not be sold or transferred prior to thirty days after the date of Closing (except to a permitted transferee, as defined in the warrant agreement), and are subject to the transfer restrictions set forth in the lockup agreement entered into between the Issuer and the Reporting Persons, dated May 14, 2023 (the "Lockup Agreement), pursuant to which the Warrants may not be transferred, assigned or sold except as specified in the terms of Lockup Agreement.

Dune Acquisition Holdings LLC is the record holder of the securities reported herein. Carter Glatt is the manager of Dune Acquisition Holdings LLC and has voting and investment discretion with respect to the securities held of record by Dune Acquisition Holdings LLC. Mr. Glatt disclaims any beneficial ownership of the securities held by Dune Acquisition Holdings LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

Pursuant to the terms of the Exchange Agreement entered into at Closing between the Issuer, Holdings and the Sellers, the Sellers have the right, following Closing and at any time after the expiration of a lock-up to which the Issuer's Class B Common Stock are subject, to exchange their Paired Interests for, at the option of the Issuer, cash or shares of Class A Common Stock, on a one-for-one basis, subject to customary adjustments. The Paired Interests have no expiration date. At the time of any such exchange, the shares of Class B Common Stock exchanged by the Reporting Person, which have no economic value and entitle holders thereof to one vote per share on all matters on which stockholders of the Issuer are entitled to vote generally, will be cancelled.

Pursuant to the terms of the Unit Purchase Agreement, dated May 14, 2023 (as amended, the "Purchase Agreement"), by and among the Issuer, Global Gas Holdings LLC, a wholly-owned subsidiary of the Issuer ("Holdings"), Global Hydrogen Energy LLC ("Global Hydrogen"), and each of the Reporting Person, Sergio Martinez and Barbara Guay Martinez (collectively, the "Sellers"), and the transactions contemplated thereby, on December 21, 2023 ("Closing"), (a) the Issuer contributed to Holdings all of its assets (subject to limited exceptions), and in exchange therefor, Holdings issued to the Issuer a number of common equity units of Holdings ("Holdings Common Units") equal to the number of total shares of the Issuer's Class A common stock, par value $0.0001 per share ("Class A Common Stock"), issued and outstanding immediately after Closing (taking into account any equity financing agreements and redemptions) and (Continued in following footnote)

(Continued from previous footnote) (b) immediately thereafter, the Sellers transferred, conveyed, assigned and delivered all of the limited liability company equity interests of Global Hydrogen ("Global Hydrogen Units") to Holdings in exchange for shares of the Issuer's Class B voting non-economic common stock, par value $0.0001 per share ("Class B Common Stock" and, together with Class A Common Stock, "Common Stock"), and Holdings Common Units. At Closing, the Issuer changed its name to Global Gas Corporation.

At Closing, each Seller received an aggregate number of Holdings Common Units and shares of the Issuer's Class B Common Stock (together, "Paired Interests"), in each case, equal to the number of Global Hydrogen Units held by such Seller, multiplied by the Company Exchange Ratio (determined by dividing (A) the quotient of $43,000,000 divided by the number of Global Hydrogen Units issued and outstanding immediately prior to Closing by (B) $10.00 per share).

Pursuant to an Exchange Agreement entered into by Dune Acquisition Holdings LLC and the Issuer (the "Sponsor Exchange Agreement"), on September 20, 2023, Dune Acquisition Holdings LLC exchanged 4,312,500 shares of the Issuer's Class B Common Stock on a one-for-one basis for 4,312,500 shares of the Issuer's Class A Common Stock, which are subject to the same restrictions as applied to the Class B Common Stock prior to the exchange, on the terms and conditions set forth in the Sponsor Exchange Agreement.

The shares of Class B common stock have no expiration date.

Dune Acquisition Holdings LLC is the record holder of the securities reported herein. Carter Glatt is the manager of Dune Acquisition Holdings LLC and has voting and investment discretion with respect to the securities held of record by Dune Acquisition Holdings LLC. Mr. Glatt disclaims any beneficial ownership of the securities held by Dune Acquisition Holdings LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

Pursuant to an Exchange Agreement entered into by Dune Acquisition Holdings LLC and the Issuer (the "Sponsor Exchange Agreement"), on September 20, 2023, Dune Acquisition Holdings LLC exchanged 4,312,500 shares of the Issuer's Class B Common Stock on a one-for-one basis for 4,312,500 shares of the Issuer's Class A Common Stock, which are subject to the same restrictions as applied to the Class B Common Stock prior to the exchange, on the terms and conditions set forth in the Sponsor Exchange Agreement.

Dune Acquisition Holdings LLC is the record holder of the securities reported herein. Carter Glatt is the manager of Dune Acquisition Holdings LLC and has voting and investment discretion with respect to the securities held of record by Dune Acquisition Holdings LLC. Mr. Glatt disclaims any beneficial ownership of the securities held by Dune Acquisition Holdings LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

Cash Settled Only

Cash Settled Only