Common use of Signatory Clause in Contracts

Signatory. Address: ----------------------------------- ----------------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORP. By ----------------------------------- Name: Title: Registration Rights Agreement Exhibit A-3 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Allied Digital Technologies Corp. 000 Xxxx Xxxxx Xxxxxxxxx, XX 00000 Attention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer to the undersigned of [describe security being transferred] of Allied Digital Technologies Corp., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [it] shall become a party to and an Additional Stockholder under that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- ---------------------------- ---------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORPTHE GNI GROUP, INC. By ----------------------------------- -------------------------------- Name: Title: 33 Registration Rights Agreement Exhibit A-3 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the InvestorsStockholders' Agreement Allied Digital Technologies Corp. 000 The GNI Group, Inc. 2525 Xxxxxxxxxxxx Xxxx Xxxxx XxxxxxxxxXxxx Xxxx, XX 00000 AttentionXxtention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer to the undersigned of [describe security being transferredDESCRIBE SECURITY BEING TRANSFERRED] of Allied Digital Technologies Corp.The GNI Group, Inc., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [itHE][SHE][IT] shall become a party to and an Additional Stockholder under that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- --------------------------------- --------------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORP. By ----------------------------------- ------------------------------------ Name: Title: Registration Rights Agreement Exhibit A-3 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Additional Stockholders (including Additional Management Stockholders) Allied Digital Technologies Corp. 000 Xxxx Xxxxx Xxxxxxxxx, XX 00000 Attention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer issuance to the undersigned of [describe security being transferredissued] of Allied Digital Technologies Corp., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [it] shall become a party to [and an Additional a Management Stockholder under under] that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- -------------------------------- -------------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORPTHE GNI GROUP, INC. By ----------------------------------- -------------------------------------- Name: Title: 33 Registration Rights Agreement Exhibit A-3 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the InvestorsStockholders' Agreement Allied Digital Technologies Corp. 000 The GNI Group, Inc. 2525 Xxxxxxxxxxxx Xxxx Xxxxx XxxxxxxxxXxxx Xxxx, XX 00000 AttentionXxtention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer to the undersigned of [describe security being transferredDESCRIBE SECURITY BEING TRANSFERRED] of Allied Digital Technologies Corp.The GNI Group, Inc., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [itHE][SHE][IT] shall become a party to and an Additional Stockholder under that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- ------------------------ ------------------------ ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORPTHE GNI GROUP, INC. By ----------------------------------- ----------------------------- Name: Title: 32 Registration Rights Agreement Exhibit A-3 A-2 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Allied Digital Technologies Corp. 000 Additional Stockholders (including Additional Management Stockholders) The GNI Group, Inc. 2525 Xxxxxxxxxxxx Xxxx Xxxxx XxxxxxxxxXxxx Xxxx, XX 00000 AttentionXxtention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer issuance to the undersigned of [describe security being transferredDESCRIBE SECURITY BEING ISSUED] of Allied Digital Technologies Corp.The GNI Group, Inc., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [itHE][SHE][IT] shall become a party to and an Additional Stockholder under [AND A MANAGEMENT STOCKHOLDER UNDER] that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- --------------------------------- --------------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORP. By ----------------------------------- ------------------------------------ Name: Title: Registration Rights Agreement Exhibit A-3 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Allied Digital Technologies Corp. 000 Xxxx Xxxxx Xxxxxxxxx, XX 00000 Attention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer to the undersigned of [describe security being transferred] of Allied Digital Technologies Corp., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [it] shall become a party to and an Additional Stockholder under that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORP. By ----------------------------------- Name: Title: Registration Rights Agreement Exhibit A-3 A-2 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Additional Stockholders (including Additional Management Stockholders) Allied Digital Technologies Corp. 000 Xxxx Xxxxx Xxxxxxxxx, XX 00000 Attention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer issuance to the undersigned of [describe security being transferredissued] of Allied Digital Technologies Corp., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [it] shall become a party to [and an Additional a Management Stockholder under under] that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .

Signatory. Address: ----------------------------------- ----------------------------------- ------------------------------ ------------------------------ ACKNOWLEDGED AND ACCEPTED: ALLIED DIGITAL TECHNOLOGIES CORPTHE GNI GROUP, INC. By ----------------------------------- BY -------------------------------------- Name: Title: 32 Registration Rights Agreement Exhibit A-3 A-2 Form of Registration Rights Joinder Agreement For Transferees under Section 2.4 of the Investors' Agreement Allied Digital Technologies Corp. 000 Additional Stockholders (including Additional Management Stockholders) The GNI Group, Inc. 2525 Xxxxxxxxxxxx Xxxx Xxxxx XxxxxxxxxXxxx Xxxx, XX 00000 AttentionXxtention: Chief Executive Officer Ladies & Gentlemen: In consideration of the transfer issuance to the undersigned of [describe security being transferredDESCRIBE SECURITY BEING ISSUED] of Allied Digital Technologies Corp.The GNI Group, Inc., a Delaware corporation (the "Company"), the undersigned agrees that, as of the date written below, [he] [she] [itHE][SHE][IT] shall become a party to and an Additional Stockholder under [AND A MANAGEMENT STOCKHOLDER UNDER] that certain Registration Rights Agreement dated as of _______ __, 1998, as such agreement may have been amended from time to time (the "Agreement"), among the Company and the persons named therein, and shall be fully bound by, and subject to, the covenants, terms and conditions of the Agreement as provided under Section 11.5 of the Agreement as though an original party thereto. Executed as of the day of , .