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Form SD MAYFAIR GOLD CORP.

June 17, 2026 2:31 PM

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM SD

Specialized Disclosure Report

MAYFAIR GOLD CORP.

(Exact name of registrant as specified in its charter)

British Columbia, Canada

 

001-43060

 

Not applicable

(State or other jurisdiction of
incorporation or organization)

 

(Commission File Number)

 

(IRS Employer
Identification No.)

489 McDougall Street

Matheson, Ontario Canada

 

P0K 1N0

(Address of principal executive offices)

 

(Zip Code)

Kevin Annett

Chief Financial Officer

Mayfair Gold Corp.

489 McDougall Street

Matheson, Ontario P0K 1N0

Canada

(866) 360-5600

(Name and telephone number, including area code, of person to contact in connection with this report)

Check the appropriate box to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, ___________.

  Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended December 31, 2024.


SECTION 1 – Conflict Minerals Disclosure

Item 1.01 - Conflict Minerals Disclosure and Report

Not applicable

Item 1.02 - Exhibit

Not applicable

SECTION 2 – RESOURCE EXTRACTION ISSUER DISCLOSURE

Item 2.01 Resource Extraction Issuer Disclosure and Report

Mayfair Gold Corp. (“Mayfair Gold”) is subject to Canada’s Extractive Sector Transparency Measures Act (“ESTMA”). Mayfair Gold is relying on the alternative reporting provision of Item 2.01 and providing its ESTMA report for the year ended December 31, 2025 to satisfy the requirements of Item 2.01. NexGen’s ESTMA report is available on Mayfair Gold’s website at ESTMA-Reporting-Template-Oct-2025_v.3-MFGF25_For website.xlsx or on the Government of Canada’s website at https://natural-resources.canada.ca/minerals-mining/services-mining-industry/extractive-sector-transparency/links-estma-reports. The payment disclosure required by Form SD is included as Exhibit 2.01 to this Form SD.

SECTION 3 – EXHIBITS

Item 3.01. Exhibits

The following exhibit is filed as part of this report.

Exhibit
Number

  ​ ​ ​

Description

 

 

 

2.01

 

Extractive Sector Transparency Measures Act – Annual Report for the year ended December 31, 2025


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.

MAYFAIR GOLD CORP.

 

 

  ​ ​ ​

 

By:

/s/ Kevin Annett

 

June 16, 2026

 

Kevin Annett

 

(Date)

 

Chief Financial Officer

 

 


ATTACHMENTS / EXHIBITS

EXHIBIT 2.01

XBRL SCHEMA FILE

IDEA: R1.htm

IDEA: R2.htm

IDEA: R3.htm

IDEA: R4.htm

IDEA: FilingSummary.xml

IDEA: MetaLinks.json

IDEA: tmb-20260616xex2d01_htm.xml

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