SCHEDULE 13G 0002068671 XXXXXXXX LIVE Class A ordinary shares, par value $0.0001 per share 05/16/2025 0002035173 Renatus Tactical Acquisition Corp I G7490F101 1825 Ponce de Leon Blvd, Coral Gables Coral Gables FL 33134 Rule 13d-1(d) International SPAC Management Group I E9 0.00 4051398.00 0.00 4051398.00 4051398.00 N 13.0 OO (Rows 6, 8 and 9) See Item 4 below. The Reporting Person is referred to herein as the "Sponsor". Consists of 4,051,398 Class B ordinary shares of Renatus Tactical Acquisition Corp I (the "Issuer") (the "Founder Shares"), which are convertible into Class A ordinary shares of the Issuer (the "Class A Ordinary Shares" and together with the Founder Shares, the "Ordinary Shares"), as more fully described under the heading "Description of Securities - Founder Shares" in the Issuer's Registration Statement on Form S-1 (File No. 333- 285842). Does not include the Class A Ordinary Shares that may be issued upon the exercise of the private placement warrants of the Issuer (the "Private Placement Warrants") held by the Sponsor, which are not exercisable within 60 days hereof. (Row 11) Percentage calculated using a denominator of 31,161,288 Ordinary Shares, reflecting (a) the 24,150,000 Class A Ordinary Shares issued and outstanding, as reported in the Issuer's Quarterly Report on From 10-Q for the Quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025, plus (b) 7,011,288 Founder Shares issued and outstanding. Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. Global Client Advisory Group E9 0.00 4051398.00 0.00 4051398.00 4051398.00 N 13.0 OO (Rows 6, 8 and 9) See Item 4 below. The Reporting Person is referred to herein as "Sponsor HoldCo". Consists of 4,051,398 Founder Shares, which are convertible into Class A Ordinary Shares. Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. (Row 11) Percentage calculated using a denominator of 31,161,288 Ordinary Shares, reflecting (a) the 24,150,000 Class A Ordinary Shares issued and outstanding, as reported in the Issuer's Quarterly Report on From 10-Q for the Quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025, plus (b) 7,011,288 Founder Shares issued and outstanding. Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. Eric Swider X1 50000.00 4051398.00 50000.00 4051398.00 4101398.00 N 13.2 HC IN (Rows 5, 6, 7, 8 and 9) See Item 4 below. Consists of 4,101,398 Founder Shares, which are convertible into Class A Ordinary Shares. Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. (Row 11) Percentage calculated using a denominator of 31,161,288 Ordinary Shares, reflecting (a) the 24,150,000 Class A Ordinary Shares issued and outstanding, as reported in the Issuer's Quarterly Report on From 10-Q for the Quarter ended June 30, 2025 filed with the Securities and Exchange Commission on August 13, 2025, plus (b) 7,011,288 Founder Shares issued and outstanding. Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. Renatus Tactical Acquisition Corp I 1825 Ponce de Leon Blvd, Suite 260 Coral Gables, FL 33134 (1) International SPAC Management Group I (the "Sponsor") (2) Global Client Advisory Group ("Sponsor HoldCo") (3) Eric Swider (1) Sponsor: C/O 1825 Ponce de Leon Blvd, Suite 260 Coral Gables, FL 33134 (2) Sponsor HoldCo: C/O1825 Ponce de Leon Blvd, Suite 260 Coral Gables, FL 33134 (3) Eric Swider: C/O 1825 Ponce de Leon Blvd, Suite 260 Coral Gables, FL 33134 (1) Sponsor: Cayman Islands (2) Sponsor HoldCo: Cayman Islands (3) Eric Swider: United States Y The responses to Items 5-11 of the cover pages of this Schedule 13G are incorporated herein by reference. International SPAC Management Group I LLC ("Sponsor") is the record holder of 4,051,398 Founder Shares (including 200,000 Founder Shares reserved by the Sponsor to transfer to certain of the Issuer's advisors prior to the closing of the Issuer's initial business combination), which are convertible into Class A Ordinary Shares, as more fully described under the heading "Description of Securities - Founder Shares" in the Issuer's Registration Statement on Form S-1 (File No. 333- 285842). Does not include the Class A Ordinary Shares that may be issued upon the exercise of the Private Placement Warrants held by the Sponsor, which are not exercisable within 60 days hereof. Global Client Advisory Group ("Sponsor HoldCo") is the managing member of the Sponsor. Eric Swider is the managing member of Sponsor HoldCo. Mr. Swider makes all investment and voting decisions with respect to the securities held by Sponsor HoldCo and may be deemed to beneficially own the founder shares held by the Sponsor. (1) Sponsor: 13.0% (2) Sponsor HoldCo: 13.0% (3) Eric Swider: 13.2% (1) Sponsor: 0 (2) Sponsor HoldCo: 0 (3) Eric Swider: 50,000 (1) Sponsor: 4,051,398 (2) Sponsor HoldCo: 4,051,398 (3) Eric Swider: 4,051,398 (1) Sponsor: 0 (2) Sponsor HoldCo: 0 (3) Eric Swider: 50,000 (1) Sponsor: 4,051,398 (2) Sponsor HoldCo: 4,051,398 (3) Eric Swider: 4,051,398 Y Y Y Y Y Y Exhibit 99.1 - Joint Filing Agreement International SPAC Management Group I /s/ Eric Swider 08/14/2025 Global Client Advisory Group /s/ Eric Swider 08/14/2025 Eric Swider /s/ Eric Swider 08/14/2025