First Mining Gold Corp. — Regulatory Filings 2021

Sep 29, 2021

Appendix C to National Instrument 41-101 General Prospectus Requirements

Non-Issuer Form of Submission to Jurisdiction and Appointment of Agent for Service of Process

1. Name of issuer (the “Issuer”): First Mining Gold Corp.

2. Jurisdiction of incorporation, or equivalent, of Issuer: British Columbia

3. Address of principal place of business of Issuer: Suite 2070 – 1188 West Georgia Street, Vancouver British Columbia V6E 4A2

4. Description of securities (the “Securities”): Common shares, preferred shares, warrants, subscription receipts and units

5. Date of the prospectus (the “Prospectus”) under which the Securities are offered: September 29, 2021

6. Name of person filing this form (the “Filing Person”): Keith Neumeyer

7. Filing Person’s relationship to Issuer: Director

8. Jurisdiction of incorporation, or equivalent, of Filing Person, if applicable, or jurisdiction of residence of Filing Person: Zug, Switzerland

9. Address of principal place of business of Filing Person: Suite 1800 – 925 West Georgia Street, Vancouver British Columbia V6C 3L2

10. Name of agent for service of process (the “Agent”): Blake, Cassels & Graydon LLP

11. Address for service of process of Agent in Canada (the address may be anywhere in Canada): Suite 2600 – 595 Burrard Street, Vancouver, British Columbia V7X 1L3

12. The Filing Person designates and appoints the Agent at the address of the Agent stated above as its agent upon whom may be served any notice, pleading, subpoena, summons or other process in any action, investigation or administrative, criminal, quasi-criminal, penal or other proceeding (the “Proceeding”) arising out of, relating to or concerning the distribution of the Securities made or purported to be made under the Prospectus, and irrevocably waives any right to raise as a defence in any such Proceeding any alleged lack of jurisdiction to bring the Proceeding.

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1. The Filing Person irrevocably and unconditionally submits to the non-exclusive jurisdiction of

• (a) the judicial, quasi-judicial and administrative tribunals of each of the provinces of Canada in which the securities are distributed under the Prospectus; and

• (b) any administrative proceeding in any such province,

in any Proceeding arising out of or related to or concerning the distribution of the Securities made or purported to be made under the Prospectus.

1. Until six years after completion of the distribution of the Securities made under the Prospectus, the Filing Person shall file a new submission to jurisdiction and appointment of agent for service of process in this form at least 30 days before termination of this submission to jurisdiction and appointment of agent for service of process.

2. Until six years after completion of the distribution of the Securities under the Prospectus, the Filing Person shall file an amended submission to jurisdiction and appointment of agent for service of process at least 30 days before a change in the name or above address of the Agent.

3. This submission to jurisdiction and appointment of agent for service of process shall be governed by and construed in accordance with the laws of British Columbia.

Dated: September 29, 2021

(signed) “Keith Neumeyer” Signature of Filing Person

Keith Neumeyer

Print name of person signing and, if the Filing Person is not an individual, the title of the person

AGENT

The undersigned accepts the appointment as agent for service of process of Keith Neumeyer under the terms and conditions of the appointment of agent for service of process stated above.

Dated: September 29, 2021 BLAKE, CASSELS & GRAYDON LLP

(signed) “ Michelle Audet ” Name: Michelle Audet Title: Partner