Commission file number: 000-27866 374WATER INC. (Exact name of Registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 Form 10-Q ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period ended March 31, 2021 ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 (State or other jurisdiction of incorporation or organization) Delaware 88-0271109 (IRS Employer Iden ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2020 Commission File No. 000-27866 PowerVerde, Inc. (Exact name of registrant as specified in its charter) Delaware 88-0271109 (State or other jurisdiction of incorporation or organization) 9300 S. Dadeland Blvd, Suite 600 Miami, Florida (Address of principal executive offices) (Zip Code) (I.R.S. Employer ...