GFL Environmental files Form 6-K with underwriting deal

GFL Environmental Inc. submitted a Form 6-K in November 2025 primarily to furnish legal and transactional exhibits related to its existing Canadian shelf registration on Form F-10.

Rhea-AI Filing Summary

GFL Environmental Inc. submitted a Form 6-K in November 2025 primarily to furnish legal and transactional exhibits related to its existing Canadian shelf registration on Form F-10. The filing states that Exhibits 99.1, 99.2 and 99.3 are incorporated by reference into the company’s Form F-10 registration statement.

Exhibit 99.1 is an underwriting agreement dated November 21, 2025 among GFL Environmental Inc., certain selling shareholders, RBC Capital Markets, LLC and RBC Dominion Securities Inc. Exhibits 99.2 and 99.3 are consents from Stikeman Elliott LLP and Davies Ward Phillips & Vineberg LLP, respectively. The report is signed for GFL by Executive Vice President and Chief Legal Officer Mindy Gilbert on November 24, 2025.

FAQ

What does GFL (GFL) disclose in this November 2025 Form 6-K?

GFL Environmental Inc. uses this Form 6-K to furnish an underwriting agreement and two legal consents. These are attached as Exhibits 99.1, 99.2 and 99.3 and are incorporated by reference into the company’s existing Form F-10 registration statement.

What is included in Exhibit 99.1 of GFL’s November 2025 Form 6-K?

Exhibit 99.1 is an underwriting agreement dated November 21, 2025. It is among GFL Environmental Inc., the selling shareholders named in the agreement, RBC Capital Markets, LLC and RBC Dominion Securities Inc., and is furnished as part of this Form 6-K.

Which law firms provide consents in GFL’s November 2025 Form 6-K?

The filing includes consents from two law firms as Exhibits 99.2 and 99.3. Stikeman Elliott LLP provides the consent in Exhibit 99.2, and Davies Ward Phillips & Vineberg LLP provides the consent in Exhibit 99.3.

How are the Form 6-K exhibits used in GFL’s Form F-10 registration?

The filing states that Exhibits 99.1, 99.2 and 99.3 are incorporated by reference into GFL Environmental Inc.’s Registration Statement on Form F-10, File No. 333-291669, effectively adding these materials as additional exhibits to that registration.

Who signed GFL Environmental Inc.’s November 2025 Form 6-K?

The report is signed on behalf of GFL Environmental Inc. by Mindy Gilbert. She signs in her capacity as Executive Vice President and Chief Legal Officer, with the signature dated November 24, 2025, fulfilling the Exchange Act signature requirement.

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Accepted by SEC EDGAR 11/24/2025 - 05:05 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number:  001-39240

GFL Environmental Inc.

(Translation of registrant’s name into English)

100 New Park Place, Suite 500

Vaughan, Ontario, Canada L4K 0H9

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

¨     Form 20-F x     Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

INCORPORATION BY REFERENCE

Exhibits 99.1, 99.2 and 99.3 of this Form 6-K are incorporated by reference as additional exhibit to the registrant's Registration Statement on Form F-10 (File No. 333-291669).

EXHIBIT INDEX

The following Exhibit 99.1 is furnished as part of this Current Report on Form 6-K.

Exhibit Number		Description
99.1		Underwriting Agreement, dated November 21, 2025, among GFL Environmental Inc., the selling shareholders named therein, RBC Capital Markets, LLC and RBC Dominion Securities Inc.
99.2		Consent of Stikeman Elliott LLP
99.3		Consent of Davies Ward Phillips & Vineberg LLP

SIGNATURES

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

	GFL Environmental Inc.
Date: November 24, 2025	By:	/s/ Mindy Gilbert
		Name:	Mindy Gilbert
		Title:	Executive Vice President and Chief Legal Officer