Exhibit 4.2

    

    

    NUMBER SHARES

    

    

    SEE REVERSE FOR

    CERTAIN DEFINITIONS

    

    

    CUSIP [●]

    

    

    SPECIMEN CLASS A COMMON STOCK CERTIFICATE

    

    

    FOCUS IMPACT ACQUISITION CORP.

    

    

    INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE CLASS A COMMON STOCK

    

    

    This Certifies that ___________________________is the owner of _______________

    

    

    FULLY PAID AND NON-ASSESSABLE SHARES OF THE PAR VALUE OF $0.0001 EACH OF THE CLASS A COMMON STOCK OF FOCUS IMPACT ACQUISITION CORP. (THE “COMPANY”) subject to the Company’s amended and restated
      certificate of incorporation, as the same may be amended from time to time, and transferable on the books of the Company in person or by duly authorized attorney upon surrender of this certificate properly endorsed.

    

    

    The Company will be forced to redeem all of its shares of Class A common stock if it is unable to complete a business combination within the period set forth in the Company’s amended and restated
      certificate of incorporation, as the same may be amended from time to time, all as more fully described in the Company’s final prospectus dated [●], 2021.

    

    

    This certificate is not valid unless countersigned by the Transfer Agent and registered by the Registrar.

    

    

    Witness the seal of the Company and the facsimile signatures of its duly authorized officers.

    

    

    	
            Dated:

          	 	 


    

    

    	
            Chief Executive Officer

          	
            [Corporate Seal]

          	
            Chief Financial Officer

          
	 	 	 
	 	
            Delaware

          	 


    

    

    
      
        


    

    Focus Impact Acquisition Corp.

    

    

    The Company will furnish without charge to each stockholder who so requests the powers, designations, preferences and relative, participating, optional or other special rights of each class of stock
      or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences and/or rights. This certificate and the shares represented thereby are issued and shall be held subject to all the provisions of the Company’s
      amended and restated certificate of incorporation, as the same may be amended from time to time and resolutions of the Board of Directors providing for the issue of securities (copies of which may be obtained from the secretary of the Company), to
      all of which the holder of this certificate by acceptance hereof assents.

    

    

    The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations:

    

    

    	
            TEN COM

          	
            —

          	
            as tenants in common

          	
            UNIF GIFT MIN ACT

          	
            Custodian

          
	 	 	 	 	

          	 	

          
	 	 	 	 	
            
              (Cust)

            

          	
            
              

              

            

          	
            
              (Minor)

            

          
	
            TEN ENT

          	
            —

          	
            as tenants by the entireties

          	 
	 	 	 	 	 	 
	
            JT TEN

          	
            —

          	
            as joint tenants with right of survivorship and not as tenants in common

          	 	 	 
	 	 	 	 	
            (State)

          


    

    

    Additional abbreviations may also be used though not in the above list.

    

    

    For value received, ________________________ hereby sells, assigns and transfers unto

     

    

    	 
	
            (PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER(S) OF ASSIGNEE(S))

          
	 
	
            (PLEASE PRINT OR TYPEWRITE NAME(S) AND ADDRESS(ES), INCLUDING ZIP CODE, OF ASSIGNEE(S))

          


    

    

    Shares of the capital stock represented by the within Certificate, and does hereby irrevocably constitute and appoint

    

    

    ttorney to transfer the said stock on the books of the within named Company with full power of substitution in the premises.

    

    

    	
            Dated

          	 	 	 
	 
	 	
            Shareholder

          


    

    

    NOTICE: THE SIGNATURE(S) TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER.

    

    

    	
            Signature(s) Guaranteed: By

          
	 


    THE SIGNATURE(S) MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO S.E.C. RULE 17Ad-15
      (OR ANY SUCCESSOR RULE).

    

    

    In each case, as more fully described in the Company’s final prospectus dated   [●], 2021, the holder(s) of this certificate shall be entitled to receive a pro-rata portion of certain funds held in the trust account
      established in connection with its initial public offering only in the event that (i) the Company redeems the shares of Class A common stock sold in its initial public offering and liquidates because it does not consummate an initial business
      combination within the period of time set forth in the Company’s amended and restated certificate of incorporation, as the same may be amended from time to time, (ii) the Company redeems the shares of Class A common stock sold in its initial public
      offering in connection with a stockholder vote to amend the Company’s amended and restated certificate of incorporation to modify the substance or timing of the Company’s obligation to provide holders of the Class A common stock the right to have
      their shares redeemed in connection with the Company’s initial business combination or to redeem 100% of the Class A common stock if the Company does not complete its initial business combination within the time period set forth therein or with
      respect to any other provision relating to the rights of holders of the Class A common stock or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective shares of Class A common stock in connection with a tender offer (or proxy
      solicitation, solely in the event the Company seeks stockholder approval of the proposed initial business combination) setting forth the details of a proposed initial business combination. In no other circumstances shall the holder(s) have any right
      or interest of any kind in or to the trust account.