Nature of business and organization	9 Months Ended
Jun. 30, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Nature of business and organization	Note 1 — Nature of business and organization INNO HOLDINGS, INC., a Texas corporation (the “Company”), was incorporated on September 8, 2021. The Company is principally engaged in the marketing and sale of construction products along with full-scope construction services in the US. On January 18, 2022, the Company formed a limited liability company, Castor Building Tech LLC (“CBT”), in California. The Company owned 53% of the equity interest in CBT. On October 16, 2023, the Company and the noncontrolling interest parties reached a new ownership agreement that the Company’s ownership increased to 55%. According to the new ownership agreement, the ownership percentage change is retroactively effective from January 18, 2022. The impact of historical noncontrolling interest allocation from this ownership percentage change is immaterial. Effective as of January 21, 2022, the Company acquired 100% of the ordinary shares of Inno Metal Studs Corp. (“IMSC”), a Texas corporation incorporated on October 31, 2019. Pursuant to the terms of the Share Purchase Agreement with IMSC’s former sole owner and CEO of the Company, Mr. Dekui Liu, the Company issued 15,170,000 shares of its common stock to Mr. Dekui Liu in exchange for his 100% ownership in IMSC. Upon completion of the transaction, IMSC became a 100% owned subsidiary of the Company. Inno Research Institute LLC (“IRI”), a Texas limited liability company was formed on September 8, 2021, is a 65% owned subsidiary of IMSC. On January 27, 2024, IRI was voluntarily terminated and resulted in a disposal loss of $23,715. The R&D activities carried out by IRI will be transferred to Inno AI Tech Corp, a new subsidiary of the Company. On January 21, 2024, the Company incorporated Inno Disrupts Inc., a wholly owned subsidiary in Texas. The purpose of Inno Disrupts Inc. is to remodel buildings using the Company’s framing steel products, enhance producing and marketing capabilities, manage the designated buildings in US, and other activities. On February 11, 2024, the Company incorporated Inno AI Tech Corp., a wholly owned entity to conduct AI tech research and consulting activities. On October 18, 2024, the Company completed the acquisition of 10,000 shares of Lear Group Limited (“Lear”), a Hong Kong company, from its shareholder for a total consideration of $1,300. As a result of this transaction, Lear became a wholly-owned subsidiary of the Company. The acquisition of Lear was undertaken to support the Company’s entry into a new business initiative focused on electronic product trading. On December 13, 2024, the Company completed the acquisition of 10,000 shares of Baymax High Technology Co., Limited (“Baymax”), a Hong Kong company, from its shareholder for a total consideration of $1,300. As a result of this transaction, Baymax became a wholly-owned subsidiary of the Company. On March 4, 2025, the Company entered into a Share Purchase Agreement with Architectix Limited, pursuant to which the Company sold all issued and outstanding shares it owns in Inno Metal Studs Corp and Inno AI Tech Corp for an aggregate purchase price of $1,000. On March 28, 2025, the Company entered into a Membership Interest Purchase Agreement with Strucraft Group Limited, pursuant to which the Company sold all the membership interest it owns in Castor Building Tech LLC, which represents 55% of the outstanding membership interest in Castor Building Tech LLC, for an aggregate purchase price of $1,000. On April 8, 2025, the Company entered into a Share Purchase Agreement with Strucraft Group Limited, pursuant to which the Company sold all issued and outstanding shares it owns in Inno Disrupts Inc. for an aggregate purchase price of $100.

Nature of business and organization

9 Months Ended

Jun. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Note 1 — Nature of business and organization

INNO HOLDINGS, INC., a Texas corporation (the “Company”), was incorporated on September 8, 2021. The Company is principally engaged in the marketing and sale of construction products along with full-scope construction services in the US.

On January 18, 2022, the Company formed a limited liability company, Castor Building Tech LLC (“CBT”), in California. The Company owned 53% of the equity interest in CBT. On October 16, 2023, the Company and the noncontrolling interest parties reached a new ownership agreement that the Company’s ownership increased to 55%. According to the new ownership agreement, the ownership percentage change is retroactively effective from January 18, 2022. The impact of historical noncontrolling interest allocation from this ownership percentage change is immaterial.

Effective as of January 21, 2022, the Company acquired 100% of the ordinary shares of Inno Metal Studs Corp. (“IMSC”), a Texas corporation incorporated on October 31, 2019. Pursuant to the terms of the Share Purchase Agreement with IMSC’s former sole owner and CEO of the Company, Mr. Dekui Liu, the Company issued 15,170,000 shares of its common stock to Mr. Dekui Liu in exchange for his 100% ownership in IMSC. Upon completion of the transaction, IMSC became a 100% owned subsidiary of the Company.

Inno Research Institute LLC (“IRI”), a Texas limited liability company was formed on September 8, 2021, is a 65% owned subsidiary of IMSC. On January 27, 2024, IRI was voluntarily terminated and resulted in a disposal loss of $23,715. The R&D activities carried out by IRI will be transferred to Inno AI Tech Corp, a new subsidiary of the Company.

On January 21, 2024, the Company incorporated Inno Disrupts Inc., a wholly owned subsidiary in Texas. The purpose of Inno Disrupts Inc. is to remodel buildings using the Company’s framing steel products, enhance producing and marketing capabilities, manage the designated buildings in US, and other activities.

On February 11, 2024, the Company incorporated Inno AI Tech Corp., a wholly owned entity to conduct AI tech research and consulting activities.

On October 18, 2024, the Company completed the acquisition of 10,000 shares of Lear Group Limited (“Lear”), a Hong Kong company, from its shareholder for a total consideration of $1,300. As a result of this transaction, Lear became a wholly-owned subsidiary of the Company. The acquisition of Lear was undertaken to support the Company’s entry into a new business initiative focused on electronic product trading.

On December 13, 2024, the Company completed the acquisition of 10,000 shares of Baymax High Technology Co., Limited (“Baymax”), a Hong Kong company, from its shareholder for a total consideration of $1,300. As a result of this transaction, Baymax became a wholly-owned subsidiary of the Company.

On March 4, 2025, the Company entered into a Share Purchase Agreement with Architectix Limited, pursuant to which the Company sold all issued and outstanding shares it owns in Inno Metal Studs Corp and Inno AI Tech Corp for an aggregate purchase price of $1,000.

On March 28, 2025, the Company entered into a Membership Interest Purchase Agreement with Strucraft Group Limited, pursuant to which the Company sold all the membership interest it owns in Castor Building Tech LLC, which represents 55% of the outstanding membership interest in Castor Building Tech LLC, for an aggregate purchase price of $1,000.

On April 8, 2025, the Company entered into a Share Purchase Agreement with Strucraft Group Limited, pursuant to which the Company sold all issued and outstanding shares it owns in Inno Disrupts Inc. for an aggregate purchase price of $100.