Document:

Exhibit 10.21

 

THIS
AGREEMENT AND ANY SECURITIES ISSUABLE PURSUANT HERETO HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES
ACT”), OR UNDER THE SECURITIES LAWS OF CERTAIN STATES. THESE SECURITIES MAY NOT BE OFFERED, SOLD OR OTHERWISE TRANSFERRED,
PLEDGED OR HYPOTHECATED EXCEPT AS PERMITTED IN THIS AGREEMENT AND UNDER THE ACT AND APPLICABLE STATE SECURITIES LAWS PURSUANT TO AN EFFECTIVE
REGISTRATION STATEMENT OR AN EXEMPTION THEREFROM.

 

THIS
AGREEMENT CERTIFIES THAT in exchange for payment to Rubicon Technologies, LLC, a Delaware limited liability company (the “Company”),
by holders (each a “Holder” and collectively the “Holders”) in the amounts identified in Exhibit
“A” (in the aggregate amount of Eight Million Dollars ($8,000,000.00)) (the “Investment Amount”),
the Company hereby issues to Holders the right to certain equity securities, subject to the terms set forth herein. Equity conversions
made under this Agreement shall be pro-rata among all Holders based on the Investment Amounts identified in Exhibit A.
This Agreement shall constitute a separate agreement between the Company and each Holder. No Holder has any rights under or may enforce
or attempt to enforce an Agreement between the Company and any other Holder. Capitalized terms used but not defined herein have the meanings
given to such terms in the Merger Agreement.

 

1. Equity
Issuances. In consideration of receipt of all or a portion of the Investment Amount, subject to the satisfaction or waiver
of each of the conditions to Closing set forth in Sections 10.01 and 10.02 of the Merger Agreement, immediately following the
Domestication and immediately prior to the Closing (the “Merger Closing”) of the transactions contemplated by
that certain Agreement and Plan of Merger, dated December 15, 2021, by and among Founder SPAC, a Cayman Island company, Ravenclaw
Merger Sub LLC, a Delaware limited liability company, and the Company (the “Merger Agreement”): (A) the Company
will issue to the Holders on a pro rata basis (based on the pro-rata amounts actually advanced by the Holders) such number of equity
securities that will entitle the Holders to receive in the aggregate 880,000 Class B Units as a result of the Business Combination;
(B) Founder SPAC Sponsor LLC (“Sponsor”) will forfeit 160,000 shares of Class A Common Stock of domesticated
Acquiror; (C) Founder SPAC (“Founder”) will issue to the Holders on a pro rata basis (based on the pro-rata
amounts actually advanced by the Holders) 160,000 shares of Class A Common Stock of domesticated Acquiror; and (D) this Agreement
shall terminate.

 

2.
Partial Termination. In the event the Merger Agreement is terminated pursuant to Section 11.1 thereof or the Merger Closing
is not consummated for any reason, the obligations of Sponsor and Founder pursuant to paragraph 1 above shall immediately be null and
void and have no further force or effect.

 

3.
Governing Law. This Agreement and all acts and transactions pursuant hereto and the rights and obligations of the parties
hereto shall be governed, construed and interpreted in accordance with the laws of the State of Delaware, without giving effect to principles
of conflicts of law.

 

4.
Descriptive Headings. The descriptive headings of the several sections in this Agreement are inserted for convenience only
and do not constitute a part of this Agreement.

 

5.
Notices. All notices given hereunder shall be delivered to the Company at its principal place of business and to Holder
at the address below.

 

6.
Amendment, Assignment and Waiver. This Agreement may not be amended or assigned without the prior written consent of Holder
and the Company. No course of dealing or any delay or failure to exercise any right, power or remedy hereunder on the part of the Company
or Holder shall operate as a waiver of such right, power or remedy or otherwise prejudice such party’s rights, powers or remedies.

 

7.
Equity Holders, Officers and Directors Not Liable. In no event shall any equity holder, officer or director of the Company
be liable for any amounts due or payable pursuant to this Agreement.

 

8.
Entire Agreement. This Agreement embodies the entire agreement and understanding between Holder and the Company regarding
the subject matter hereof and supersedes all prior or contemporaneous agreements and understandings between Holder and the Company relating
to the subject matter of this Agreement.

 

     

    

    

 

9.
Further Assurances. From time to time after the execution of this Agreement, without further consideration, Holders, the
Company, Founder and Sponsor shall execute and deliver all such other instruments and shall take all such other actions as may reasonably
be necessary to more effect carry out the provisions of this Agreement.

 

10. Signatures.
This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together
shall constitute one and the same instrument. Counterparts may be delivered via facsimile, electronic mail (including pdf or any
electronic signature complying with U.S. federal ESIGN Act of 2000, e.g. www.docusign.com) or other transmission
method and any counterpart so delivered shall be deemed to have been duly and validly delivered and be valid and effective for all
purposes.

 

[Signatures
on the Following Page]

 

    2

    

    

 

IN
WITNESS WHEREOF, the parties hereto have caused this Agreement to be signed by its duly authorized officers and dated as of the date
above.

 

	 	RUBICON TECHNOLOGIES,
    LLC
	 	 	 
	 	By: 	/s/
    Nathaniel R. Morris
	 	 	Name:	Nathaniel R. Morris
	 	 	Title: 	Chief Executive Officer
	 	 	 
	 	FOUNDER SPAC,
    solely for purposes of carrying out the provisions of Section 1(C) of this Agreement
	 	 	 
	 	By: 	/s/
    Osman Ahmed
	 		Name:	Osman Ahmed
	 		Title:	Chief Executive Officer
	 	 	 
	 	FOUNDER SPAC
    SPONSOR LLC, solely for purposes of carrying out the provisions of Section 1(B) of this Agreement
	 	 	 
	 	By 	/s/
    Manpreet Singh
	 	 	Name:	Manpreet Singh
	 	 	Title:	Managing Member

 

	ACCEPTED AND
    AGREED:	 
	 	 	 
	MBI HOLDINGS
    LP	 
	 	 	 
	By:	/s/
    Jose Miguel Enrich	 
	Name:	Jose Miguel Enrich

	 
	Title:	President	 
	 	 	 
	David Manuel
    Gutiérrez Muguerza	 
	 	 	 
	By: 	/s/ David Manuel Gutiérrez
    Muguerza	 
	Name: 	David Manuel Gutiérrez
    Muguerza	 
	 	 	 
	Raul Manuel
    Gutiérrez Muguerza	 
	 	 	 
	By:	/s/ Raul Manuel Gutiérrez
    Muguerza	 
	Name:	Raul Manuel Gutiérrez
    Muguerza	 
	 	 	 
	Sergio Manuel
    Gutiérrez Muguerza	 
	 	 	 
	By:	/s/ Sergio Manuel Gutiérrez
    Muguerza	 
	Name: 	Sergio Manuel Gutiérrez
    Muguerza	 

 

    3EX-4.1

 Exhibit 4.1 
  

			
	NUMBER	  	UNITS
	U-	  	
	SEE REVERSE FOR CERTAIN DEFINITIONS	  	
		
		  	CUSIP 655043 206

 NOBLE EDUCATION ACQUISITION CORP. 

UNITS CONSISTING OF ONE SHARE OF CLASS A COMMON STOCK, ONE RIGHT AND 

ONE WARRANT, 
 EACH RIGHT
ENTITLING THE HOLDER TO RECEIVE ONE-TENTH OF ONE SHARE OF CLASS A 
 COMMON STOCK 

EACH WHOLE WARRANT ENTITLING THE HOLDER TO PURCHASE ONE SHARE OF CLASS A 

COMMON STOCK 
 THIS CERTIFIES THAT is the
owner of Units. 
 Each Unit (“Unit”) consists of one (1) share of Class A common stock, par value $0.0001 per share
(“Common Stock”), of Noble Education Acquisition Corp., a Delaware corporation (the “Company”), one right (“Right”) and one redeemable warrant (the
“Warrant”). Each Right entitles the holder to receive one-tenth (1/10) of one share of Common Stock, subject to adjustment, upon the Company’s completion of an acquisition, share
exchange, share reconstruction and amalgamation, contractual control arrangement or other similar business combination with one or more businesses or entities (each a “Business Combination”). Each Warrant entitles the holder
to purchase one (1) share (subject to adjustment) of Common Stock for $11.50 per share (subject to adjustment). Each Warrant will become exercisable on the later of (i) the Company’s completion of a Business Combination, and
(ii) twelve (12) months from the closing of the Company’s initial public offering, and will expire unless exercised before 5:00 p.m., New York City Time, on the date that is five (5) years after the date on which the Company completes
its initial Business Combination, or earlier upon redemption or liquidation (the “Expiration Date”). The Common Stock, Rights and Warrants comprising the Units represented by this certificate are not transferable separately
prior to [•], 2022, unless EF Hutton, division of Benchmark Investments, Inc., and Brookline Capital Market, a division of Arcadia Securities, LLC, elect to allow separate trading earlier, subject to the Company’s filing of a Current
Report on Form 8-K with the Securities and Exchange Commission containing an audited balance sheet reflecting the Company’s receipt of the gross proceeds of the Company’s initial public offering and
issuing a press release announcing when separate trading will begin. No fractional Rights or Warrants will be issued upon separation of the Units. The terms of the Warrants and Rights are governed by a Warrant Agreement and a Rights Agreement,
respectively, each dated as of [•], 2022, between the Company and Continental Stock Transfer & Trust Company, as Warrant Agent or Rights Agent, as appropriate, and are subject to the terms and provisions contained therein, all of which
terms and provisions the holder of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement and Rights Agreement are on file at the office of Continental Stock Transfer & Trust Company at 1 State Street, 30th
Floor, New York, New York 10004, and are available to any Warrant holder or Rights holder on written request and without cost. 
 This certificate is not
valid unless countersigned by the Transfer Agent and registered by the Registrar of the Company. 
 This certificate shall be governed by and construed in
accordance with the internal laws of the State of New York. 
 Witness the facsimile signature of a duly authorized signatory of the Company. 

 

					
	  
 Authorized Signatory
	  	        	  	  
 Transfer Agent

 Noble Education Acquisition Corp. 

The Company will furnish without charge to each unitholder who so requests, a statement of 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. 

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	  	  

	TEN ENT	 	—	  	As tenants by the entireties	  		  		  	(Cust)	  		  	(Minor)
	JT TEN	 	—	  	as joint tenants with right of survivorship and not as tenants in common	  		  		  	under Uniform Gifts to Minors Act
		 		  		  		  		  	(State)

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

For value received, hereby sell, assign and transfer unto 

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

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

Units represented by the within Certificate, and do hereby irrevocably constitute and appoint 

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

 

			
	Dated	  	  

		  	Notice: The signature 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: 

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 UNDER THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED (OR ANY SUCCESSOR RULE). 

As more fully described, and subject to the terms and conditions described in, the Company’s final prospectus for its initial public offering dated
[•], 2022, 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 the Company’s initial public
offering only in the event that (i) the Company redeems the shares of Common Stock sold in the Company’s initial public offering and liquidates because it does not consummate an initial Business Combination by the date set forth in the
Company’s Amended and Restated Certificate of Incorporation, as the same may be amended from time to time (such date being referred to herein as the “Last Date”), (ii) the Company redeems the shares of Common Stock sold
in its initial public offering properly submitted 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 redeem 100%
of the Common Stock if it does not consummate an initial Business Combination by the Last Date or with respect to any other provisions relating to stockholders’ rights or pre-initial Business Combination
activity, or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective shares of 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.

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