First Mining Gold Corp. — Declaration of Voting Results & Voting Rights Announcements 2021

Jul 1, 2021

FIRST MINING GOLD CORP. (the “ Company ”)

Report of Voting Results Pursuant to Section 11.3 of National Instrument 51-102 Continuous Disclosure Obligations (“NI 51-102”)

Following the annual general & special meeting of the Company’s shareholders held on June 30, 2021 in Vancouver, British Columbia (the “ Meeting ”), and in accordance with section 11.3 of NI 51-102, we hereby advise you of the following voting results as tabulated.

Number of Directors

Based on the proxies received and the votes on a show of hands, the number of directors of the Company for the ensuing year was fixed at five (5):

Outcome of the VoteVotes ForCarried218,134,872	% For98.68%	Votes Against2,910,105	% Against
			1.32%

Election of Directors

Based on the proxies received and votes by ballot at the Meeting, the following five individuals were elected as directors of the Company until the next annual shareholders’ meeting, with the following results:

Name of NomineeVotes ForKeith Neumeyer215,855,328Raymond Polman216,653,541Daniel W. Wilton217,241,498Richard Lock214,476,383Leanne Hall215,650,375	% For97.65%98.01%98.28%97.03%97.56%	Votes Withheld5,189,6494,391,4363,803,4796,568,5945,394,602	% Withheld
			2.35%1.99%1.72%2.97%2.44%

Appointment of Auditor

Based on the proxies received and the votes on a show of hands, PricewaterhouseCoopers LLP, Chartered Professional Accountants, was appointed as independent auditor of the Company until the next annual shareholders’ meeting, with the Company’s directors authorized to fix their remuneration:

Outcome of the VoteVotes ForCarried281,989,458	% For99.48%	Votes Withheld1,486,054	% Withheld
			0.52%

Plan of Arrangement

Based on the proxies received and votes by ballot at the Meeting, a special resolution approving a statutory plan of arrangement under section 288 of the Business Corporation Act (British Columbia), the full text of which resolution is set forth in Appendix “C” to the management information circular that was mailed to shareholders in connection with the Meeting, was approved:

Outcome of the VoteVotes ForCarried216,002,633	% For97.72%	Votes Against5,042,344	% Against
			2.28%

Dated at Vancouver, British Columbia, this 30[th] day of June, 2021.

FIRST MINING GOLD CORP.

(signed) “Samir Patel”

Samir Patel General Counsel & Corporate Secretary