UNITEDSTATES

SECURITIESAND EXCHANGE COMMISSION

Washington,D.C. 20549

FORM8-K

CURRENTREPORT

Pursuantto Section 13 or 15(d) of the Securities Exchange Act of 1934

Dateof Report (Date of earliest event reported): March 24, 2022

RAINMAKERWORLDWIDE INC.

(Exactname of registrant as specified in its charter)

Registrant’stelephone number, including area code: (877) 334-3820

NotApplicable

(Formername or former address, if changed since last report.)

Checkthe appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant underany of the following provisions (see General Instruction A.2. below):

Securitiesregistered pursuant to Section 12(b) of the Act:

Indicateby check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerginggrowth company ☒

Ifan emerging growth company, indicate by check mart if the registrant has elected not to use the extended transition period for complyingwith any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

OnMarch 11, 2022, Rainmaker Worldwide, Inc. (the “Company”), entered into a Stock Purchase Agreement (the “SPA”)with a buyer (the “Buyer”), for the sale and issuance to the Buyer of: (i) a promissory note in the principal amount of $53,750(the “Note”). The Note was issued as of March 11, 2022 (the “Issuance Date”).

TheNote was issued pursuant to the terms of the SPA and the conditions contained in previous 8-K filing on February 16, 2022. The amountissued under the second Note is $53,750.

TheSPA does not limit the Company’s ability to solicit any offers for, respond to any unsolicited offers for, or conduct any negotiationswith any other person or entity in respect of any lending instrument. The SPA contains representations and warranties, covenants andconditions, customary for transactions of this type.

Theforegoing description of the SPA does not purport to be a complete description of the rights and obligations of the parties thereunderand are qualified in their entirety by reference to the full text of the form of SPA, a copy of which is attached hereto as Exhibit 10.1and is incorporated herein by reference.

TheNote is scheduled to mature on March 11, 2023, twelve (12) months after the Issuance Date, and provides for interest to accrue at aninterest rate equal to 10% per annum, or, upon an Event of Default (as defined in the Note), twenty two percent (22%) from the due date(“Default Interest”). The Buyer has the right (as defined in the Note), to convert all or any part of the outstanding andunpaid principal and interest into fully paid shares of the Company’s Common Stock. The ConversionPrice shall equal the Variable Conversion Price (as defined herein) (subject to equitable adjustments for stock splits, stock dividendsor rights offerings by the Borrower relating to the Borrower’s securities or the securities of any subsidiary of the Borrower,combinations, recapitalization, reclassifications, extraordinary distributions and similar events). The “Variable Conversion Price”shall mean 65% multiplied by the Market Price (as defined herein) (representing a discount rate of 35%). “Market Price” meansthe lowest Trading Price (as defined below) for the Common Stock during the ten (10) Trading Day period ending on the latest completeTrading Day prior to the Conversion Date. “Trading Price” means, for any security as of any date, the closing bid price onthe OTCQB, OTCQX, Pink Sheets electronic quotation system or applicable trading market (the “OTC”) as reported by a reliablereporting service (“Reporting Service”) designated by the Holder (i.e. Bloomberg) or, if the OTC is not the principal tradingmarket for such security, the closing bid price of such security on the principal securities exchange or trading market where such securityis listed or traded or, if no closing bid price of such security is available in any of the foregoing manners, the average of the closingbid prices of any market makers for such security that are listed in the “pink sheets”. If the Trading Price cannot be calculatedfor such security on such date in the manner provided above, the Trading Price shall be the fair market value as mutually determinedby the Borrower and the holders of a majority in interest of the Notes being converted for which the calculation of the Trading Priceis required in order to determine the Conversion Price of such Notes. “Trading Day” shall mean any day on which the CommonStock is tradable for any period on the OTC, or on the principal securities exchange or other securities market on which the Common Stockis then being traded.

Theforegoing description of the Note does not purport to be complete a description of the rights and obligations of the parties thereunderand is qualified in its entirety by reference to the full text of the form of Promissory Note, a copy of which is attached hereto asExhibit 4.1 and is incorporated herein by reference.

Tothe extent required by this Item 3.02, the disclosure set forth in Item 1.01 above is incorporated herein by reference. The issuancesof securities in the Offering will not be registered under the Securities Act of 1933, as amended (the “Securities Act”),in reliance on an exemption from registration under Section 4(a)(2) of the Securities Act and Rule 506(b) promulgated thereunder.

Up-listto OTCQB complete

RainmakerWorldwide Inc. originally submitted its application to up-list to the OTCQB on December 29, 2021. Subsequent to OTC due diligence, Rainmakerwas notified on March 16, 2022 of its acceptance to move to the OTCQB. Rainmaker will continue to trade under the ticker symbol “RAKR”.Rainmaker has paid the required fees and remains a current filer. RAKR’s OTCQB up-list better positions the Company to embark ona greater growth trajectory. In compliance with OTCQB requirements and quality standards, Rainmaker has increased its financial transparencywhich will attract a wider pool of investors. OTC Markets Group Inc. requires all OTCQB companies to have up-to-date financial reportingand undergo an annual verification and management certification process, including meeting a minimum bid price and other financial conditions.Over the past year, the Company has been restructuring to prepare for a successful up-list while advancing the commercial side of thebusiness including large projects in the Caribbean and Central America.

(d)Exhibits

SIGNATURE

Pursuantto the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Form 8-K to be signed on its behalf bythe undersigned hereunto duly authorized.