United States securities and exchange commission logo October 18, 2021 Gregory A. Beard Chief Executive Officer Stronghold Digital Mining, Inc. 595 Madison Avenue, 29th Floor New York, NY 10022 Re: Stronghold Digital Mining, Inc. Amendment No. 4 to Registration Statement on Form S-1 Filed October 13, 2021 File No. 333-258188 Dear Mr. Beard: We have reviewed your amended registration statement and have the following comments. In some of our comments, we may ask you to provide us with information so we may better understand your disclosure. Please respond to this letter by amending your registration statement and providing the requested information. If you do not believe our comments apply to your facts and circumstances or do not believe an amendment is appropriate, please tell us why in your response. After reviewing any amendment to your registration statement and the information you provide in response to these comments, we may have additional comments. Amendment No. 4 to Registration Statement on Form S-1 Dilution, page 77 1. Revise the line-item description in the first table on page 77 to indicate that there is an increase in net tangible book value per share attributable to new investors, rather than a decrease. Unaudited Pro Forma Consolidated Financial Information Notes to the Unaudited Pro Forma Consolidated Balance Sheet, page 83 2. Regarding your valuation of the shares issued under the Minerva Purchase Agreement disclosed in footnote (b), we note in Note 14 the shares were deemed as not yet issued and were assigned $0 in fair value as of June 30, 2021. Revise the estimated fair value to reflect the value established in your IPO. Also, disclose this post stock split per share Gregory A. Beard Stronghold Digital Mining, Inc. October 18, 2021 Page 2 value in the pro forma footnote. Stronghold Digital Mining Inc. Unaudited Condensed Combined Financial Statements Note 23. Subsequent Events, page F-30 3. Disclose the details of the stock split as a subsequent event. Describe in this disclosure the impact of the stock split on the amounts disclosed in the financial statements and accompanying footnotes, to the extent material. General 4. We note your disclosure throughout the registration statement that you operate an "environmentally-beneficial coal refuse power generation facility", that it is a "Tier II Alternative Energy Source (equivalent to large-scale hydropower)", and that you will be "environmentally-beneficial and sustainable" among other disclosures regarding the environmental impact of your facilities. Please provide balancing disclosure in the Description of Business section, and revise your risk factors and summary risk factors, to address the negative environmental impact of burning coal refuse for power generation. As part of your disclosure, be sure to include potential regulatory and legislative risk related to climate change and coal refuse power plants, and the air and particulate pollution associated with such power generation facilities, as well as any other applicable risks. Finally, revise to clearly indicate that coal refuse is not a renewable resource and provide additional context regarding the differences between using coal refuse for power generation and the use of clean renewable resources, specifically as it relates to the differences in environmental impact. You may contact Joseph Cascarano, Senior Staff Accountant, at (202) 551-3376 or Robert Littlepage, Accounting Branch Chief, at (202) 551-3361 if you have questions regarding comments on the financial statements and related matters. Please contact Matthew Derby, Staff Attorney, at (202) 551-3334 or Jan Woo, Legal Branch Chief, at (202) 551-3453 with any other questions. Sincerely, FirstName LastNameGregory A. Beard Division of Corporation Finance Comapany NameStronghold Digital Mining, Inc. Office of Technology October 18, 2021 Page 2 cc: Shelley Barber FirstName LastName