Common Contracts

July 11, 2024 Launch One Acquisition Corp. Oakland CA 94612 Re: Initial Public Offering Ladies and Gentlemen:

Letter Agreement • July 15th, 2024 • Launch One Acquisition Corp. • Blank checks

• Contract Type
  Letter Agreement
• Filed
  July 15th, 2024
• Company
  Launch One Acquisition Corp.
• Industry
  Blank checks

This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) entered into by and among Launch One Acquisition Corp., a Cayman Islands exempted company (the “Company”) and Cantor Fitzgerald & Co. as representative (the “Representative”) of the underwriters (the “Underwriters”), relating to an underwritten initial public offering (the “Public Offering”), of up to 23,000,000 of the Company’s units (including up to 3,000,000 units which may be purchased to cover over-allotments, if any) (the “Units”), each comprised of one Class A ordinary share, par value $0.0001 per share, of the Company (the “Class A Ordinary Shares”) and one-half of one redeemable warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder thereof to purchase one Class A Ordinary Share at a price of $11.50 per share, subject to adjustment. The Units shall be sold in the Public Offering pursuant to the registration statement

Bleichroeder Acquisition Corp. I New York, NY 10105 Re: Initial Public Offering Ladies and Gentlemen:

Letter Agreement • July 12th, 2024 • Bleichroeder Acquisition Corp. I

• Contract Type
  Letter Agreement
• Filed
  July 12th, 2024
• Company
  Bleichroeder Acquisition Corp. I

This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) entered into by and among Bleichroeder Acquisition Corp. I, a Cayman Islands exempted company (the “Company”) and Santander US Capital Markets LLC as representative (the “Representative”) of the underwriters (the “Underwriters”), relating to an underwritten initial public offering (the “Public Offering”), of up to 28,750,000 of the Company’s units (including up to 3,750,000 units which may be purchased to cover over-allotments, if any) (the “Units”), each comprised of one Class A ordinary share, par value $0.0001 per share, of the Company (the “Class A Ordinary Shares”) and one-quarter of one redeemable warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder thereof to purchase one Class A Ordinary Share at a price of $11.50 per share, subject to adjustment. The Units shall be sold in the Public Offering pursuant to the registr

July 9, 2024 SIM Acquisition Corp. I Miami, Florida 33130 Re: Initial Public Offering Ladies and Gentlemen:

Letter Agreement • July 12th, 2024 • SIM Acquisition Corp. I • Blank checks

• Contract Type
  Letter Agreement
• Filed
  July 12th, 2024
• Company
  SIM Acquisition Corp. I
• Industry
  Blank checks

This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) entered into by and among SIM Acquisition Corp. I, a Cayman Islands exempted company (the “Company”) and Cantor Fitzgerald & Co. as representative (the “Representative”) of the underwriters (the “Underwriters”), relating to an underwritten initial public offering (the “Public Offering”), of up to 23,000,000 of the Company’s units (including up to 3,000,000 units which may be purchased to cover over-allotments, if any) (the “Units”), each comprised of one Class A ordinary share, par value $0.0001 per share, of the Company (the “Class A Ordinary Shares”) and one-half of one redeemable warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder thereof to purchase one Class A Ordinary Share at a price of $11.50 per share, subject to adjustment. The Units shall be sold in the Public Offering pursuant to the registration statement on Fo

HCM II Acquisition Corp. 100 First Stamford Place, Suite 330 Stamford, CT 06902

Letter Agreement • July 5th, 2024 • HCM II Acquisition Corp. • Blank checks

• Contract Type
  Letter Agreement
• Filed
  July 5th, 2024
• Company
  HCM II Acquisition Corp.
• Industry
  Blank checks

This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) entered into by and among HCM II Acquisition Corp., a Cayman Islands exempted company (the “Company”) and Cantor Fitzgerald & Co. as representative (the “Representative”) of the underwriters (the “Underwriters”), relating to an underwritten initial public offering (the “Public Offering”), of up to 23,000,000 of the Company’s units (including up to 3,000,000 units which may be purchased to cover over-allotments, if any) (the “Units”), each comprised of one Class A ordinary share, par value $0.0001 per share, of the Company (the “Class A Ordinary Shares”) and one-half of one redeemable warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder thereof to purchase one Class A Ordinary Share at a price of $11.50 per share, subject to adjustment. The Units shall be sold in the Public Offering pursuant to the registration statement on F