Exhibit 5.1
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599 LEXINGTON AVENUE
NEW YORK, NY 10022-6069
+1.212.848.4000
April 18, 2022
The Board of Directors
Greenidge Generation Holdings Inc.
135 Rennell Drive, 3rd Floor
Fairfield, CT 06890
Greenidge Generation Holdings Inc.
Ladies and Gentlemen:
We have acted as counsel to Greenidge Generation Holdings Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing by the Company of a Registration Statement on Form S-1 (as amended or supplemented, the “Registration Statement”) with the Securities and Exchange Commission (the “Commission”) under the Securities Act of 1933, as amended (the “Securities Act”), in connection with the registration by the Company of the offer and sale from time to time by the selling stockholder covered by the Registration Statement (the “Selling Stockholder”) of up to 5,720,951 shares (the “Shares”) of class A common stock, par value $0.0001 (“Common Stock”), of the Company, that may be issued to the Selling Stockholder pursuant to the common stock purchase agreement, dated April 7, 2022, between the Company and the Selling Stockholder as amended by Amendment No. 1 to Common Stock Purchase Agreement, dated as of April 13, 2022 (as amended, the “Purchase Agreement”), as described in the prospectus forming a part of the Registration Statement (the “Prospectus”).
In rendering the opinions expressed below, we have reviewed originals or copies of the following documents (the “Opinion Documents”):
| (a) | the Amended and Restated Certificate of Incorporation and the Amended and Restated Bylaws of the Company, in each case, as amended through the date hereof (the “Governing Documents”); |
| (b) | the Purchase Agreement; |
| (c) | the Registration Statement; |
| (e) | such other corporate records of the Company, certificates of public officials and of officers of the Company and agreements and other documents as we have deemed necessary as a basis for the opinion expressed below. |
In our review of the Opinion Documents, we have assumed:
| (a) | The genuineness of all signatures; |
| (b) | The authenticity of the originals of the documents submitted to us; |
| (c) | The conformity to authentic originals of any documents submitted to us as copies; and |
| (d) | As to matters of fact, the truthfulness of the representations made in the Opinion Documents, and in certificates of public officials and officers of the Company. |