UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): August 19, 2025

Janus International Group, Inc.

(Exact Name of Registrant as Specified in Charter)

Delaware		001-40456		86-1476200
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification Number)

135 Janus International Blvd., Temple, GA 30179

(Address of Principal Executive Offices, Zip Code)

Registrant’s telephone number, including area code: (866) 562-2580

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e 4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class		Trading Symbol(s)		Name of Each Exchange on Which Registered
Common Stock, par value $0.0001 per share		JBI		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On August 19, 2025, Thomas A. Szlosek notified the Board of Directors (the “Board”) of Janus International Group, Inc. (the “Company”) of his decision to resign from the Board and as Chair of the Audit Committee, effective immediately. Mr. Szlosek’s resignation is not the result of any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices. The Company and the Board wish to sincerely thank Mr. Szlosek for his exceptional years of service and significant contributions to the Company.

In connection with Mr. Szlosek’s resignation, Heather Harding was appointed by the Board to serve as the Chair of the Audit Committee, effective immediately.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: August 20, 2025	JANUS INTERNATIONAL GROUP, INC.

	By:	/s/ Anselm Wong
	Name:	Anselm Wong
	Title:	Chief Financial Officer

Janus International Group, Inc. 8-K