Document:

EX-10.13

 Exhibit 10.13 

Certain identified information has been omitted from this exhibit because it is not material and of the type that the registrant treats
as private or confidential. [***] indicates that information has been omitted. 
 GREENLIGHT BIOSCIENCES, INC. 

200 Boston Avenue, suite 3100 

Medford, MA 02155 
 Carole Cobb. 

[***] 
 Dear Carole: 

I am pleased to provide you with the terms and conditions of your anticipated employment by GreenLight Biosciences, Inc. (the
“Company”). 
 1. Position. Your initial position will be Senior Vice President of Operations, reporting to the CEO and you will be located
in the Company’s office at 200 Boston Avenue, Medford, Massachusetts. In addition to performing duties and responsibilities associated with the position of Senior. Vice President of Operations, from time to time the Company may assign you other
duties and responsibilities consistent with such position. As a full-time employee of the Company, you will be expected to devote your full business time and energies to the business and affairs of the Company. Your performance will be reviewed
formally after six months of employment and annually thereafter. 
 2. Starting Date/Nature of Relationship. It is expected that your employment will
start on July 23rd, 2015 (the “Start Date”). Your employment will terminate 90 days after the Start Date, but may be extended indefinitely by mutual written agreement between you and the
Company. Your employment at the Company will be “at will,” and therefore either you or the Company may terminate the employment relationship at any time and for any reason. 

3. Compensation. 
 (a) Your initial
salary will be at the rate of $20,833.33 per month, annualized at $250,000.00, and you will be paid on a semi-monthly basis at the rate of $10,416.67. 

(b) You will be entitled to receive a bonus equal to 30% of your yearly base salary upon achievement of company milestones and upon completion
of individual goals. Milestones and bonuses will be outlined on a yearly basis. Bonus awards will be at the discretion of the company’s Board of Directors. Bonuses will be paid with the next regular salary payment following achievement of the
associated milestone. 
 (c) You will receive options to purchase 642,657 shares of the company’s common stock, $.001 par value per
share (the “Common Stock”), which represents 2.5% of the fully diluted ownership of the company. 20% of the total number of option shall vest on the first anniversary of the date of employment. The remaining options will vest in 48 equal
monthly amounts. Your options will be subject to the Company’s Qualified Incentive Stock Options Plan. 

 4. Benefits. You will be entitled as an employee of the Company to receive such benefits as are
generally provided to its employees and for which you are eligible in accordance with Company policy as in effect from time to time. The Company retains the right to change, add or cease any particular benefit. You will be eligible for 11 paid
Holidays and 3 weeks paid Vacation per year, which vacation eligibility will accrue at a rate of 1.25 days per month of service. 
 5. Severance. In
the event that your employment is extended beyond the initial 90-day term in accordance with paragraph 2 and (i) is thereafter terminated by the Company for any reason other than for “Cause”
(which for purposes of this letter shall mean (a) any material breach by you of any agreement to which you and the Company are both parties, (b) any act (other than termination of employment) or omission to act by you which may have a
material and adverse effect on the Company’s business or on your ability to perform services for the Company including, without limitation, the conviction of any crime (other than minor traffic violations)„ or (c) any material
misconduct or material neglect of duties by you in connection with the business or affairs of the Company), or (ii) terminated by you for Good Reason (which for purposes of this letter shall mean that you have been demoted or your job title,
function or work location has been substantially changed), you will be paid a lump sum equal to three months’ salary within 7 days of your termination of employment; provided that you sign and do not revoke a release of claims against the
Company in a form reasonably acceptable to the Company. 
 6. Option Acceleration. In the event of a Change in Control Transaction (as defined in
Section 15 of the 2012 Stock Incentive Plan) if your employment is involuntarily terminated by the Company, or the surviving or resulting corporation of such transaction as the case may be, without Cause (as defined in paragraph 5 of this
letter) or by you for Good Reason (as defined in paragraph 5 of this letter), either six months prior to or within twelve months following the Closing, any unvested shares shall immediately become fully vested and exercisable. 

7. Confidentiality. The Company considers the protection of its confidential information and proprietary materials to be very important. Therefore, as
a condition of your employment, you and the Company will become parties to a Confidential Disclosure, Non-Competition, Non-Solicitation and Developments Agreement
substantially in the form of Attachment A to this letter (the “Confidentiality Agreement”). 
 8. General. 

(a) This letter, together with the Confidentiality Agreement and the Stock Option Agreement, will constitute our entire agreement as to your
employment by the Company and will supersede any prior agreements or understandings, whether in writing or oral. 
 (b) This letter shall be
governed by the law of the Commonwealth of Massachusetts. 
 You may accept this offer of employment and the terms and conditions thereof by
signing the enclosed additional copy of this letter and the Confidentiality Agreement, which execution will evidence your agreement with the terms and conditions set forth herein and therein, and returning them to the Company. 

This offer of employment will expire on July 20th, 2015 unless accepted by you prior to
such date. 

 
			
	Sincerely,
	
	GREENLIGHT BIOSCIENCES, INC.

 
			
		
	By:	 	/s/ Andrey Zarur

 
			
	Name:	 	Andrey Zarur
	Title:	 	CEO

  

							
	Accepted and Approved:	 		 	
				
	/s/ Carole Cobb	 		 		 	July 21, 2015
	Print Name: Carole Cobb	 		 		 	DateEX-10.14

 Exhibit 10.14 

Certain identified information has been omitted from this exhibit because it is not material and of the type that the registrant treats
as private or confidential. [***] indicates that information has been omitted. 
 April 29th,
2019 
 Ms. Susan Keefe 
 [***] 

Dear Susan: 
 On behalf of GreenLight
Biosciences, Inc. (“GreenLight”), I am very pleased to confirm the details of our offer to you to join GreenLight. We are excited about you joining our team and believe you will find GreenLight to be an exciting and rewarding environment.
This letter is intended to replace any prior discussion or communication concerning out offer of employment. 
 The terms of your initial
compensation package and some other key terms of employment are as follows: 
 Position and Duties. Your initial position will be
Chief Financial Officer reporting to Andrey Zarur, CEO, and your position is located in the company’s headquarters at 200 Boston Ave., Suite 1000, Medford MA 02155. Your position is considered full-time and you will be expected to direct your
full business time and energy to the affairs of GreenLight. You shall not engage in any other activity which could reasonably be expected to interfere with the performance of your duties, services and responsibilities to GreenLight. Your performance
will be reviewed periodically in accordance with GreenLight’s practices. GreenLight will cover any business related travel expenses away from the location of your position according to the company’s travel policy. 

Start Date: May 28th, 2019 

Initial Compensation. Upon commencement of your employment, GreenLight shall pay you a salary at the rate of $225,000 per year (the
“Salary”), subject to applicable federal, state and local withholding taxes and other deductions, to be paid in accordance with GreenLight’s usual payroll practices. Your position is considered “exempt” and you are not
eligible for overtime. 
 In addition, you are eligible for a discretionary bonus of up to 30% of the Salary, based upon the achievement of
company and individual milestones. The existence of this this bonus and your eligibility to participate in such program will be strictly within the discretion of GreenLight. The existence of a bonus program and/or your achievement and receipt of a
bonus in any one year is not a guarantee that there will be such a program in subsequent years. 

 Stock Options. You will be eligible to receive options to purchase stock of
GreenLight, as set forth in the GreenLight Biosciences, Inc. Incentive Stock Option under the 2012 Stock Incentive Plan (the “Plan”). The terms of that opportunity, including the vesting schedule will be set forth in a separate document
(the “Option”). As will be set forth in the Option, you will be eligible to purchase __________ of shares of common stock (representing 0.75% of the fully diluted common equivalents of the Company, assuming conversion of all outstanding
convertible securities and exercise of all outstanding options and warrants, as of the date of this Offer Letter), and that 20% of the number of shares granted shall become exercisable on the first anniversary of your employment. You will become
fully vested on the fifth anniversary of your employment start date, under the schedule set forth in the Option; provided that in the event of a Change in Control Transaction (as defined in Section10 of the Plan) if your employment is
involuntarily terminated by the Company, or the surviving or resulting corporation of such transaction as the case may be, without Cause (as defined in Section 10 of the Plan), either three months prior to or within twelve months following the
Closing, any unvested shares shall immediately become fully vested and exercisable. In addition, upon completion of a series of milestones, which will be defined jointly by the CEO and you, and approved by the Board of Directors, you will be
eligible to receive additional stock options to purchase common of an additional 0.5% of the fully diluted common equivalents of the Company, assuming conversion of all outstanding convertible securities and exercise of all outstanding options and
warrants, measured as of the date of achievement of the milestones. 
 Severance. In the event that your employment is terminated
other than for Cause (as defined below) or if you quit for Good Reason (as defined below) you will be paid a severance of six month’s base salary in the form of salary continuation. “Cause” means (a) your being convicted
of, or having pled guilty or nolo contendere to, any crime if as a result your continued association with the Company it is likely to be injurious to its business or reputation; (b) you breach your duty of loyalty which is detrimental to the
Company whether or not involving personal profit; (c) the your willful failure to perform or adhere to explicitly stated duties or guidelines of employment or to follow the directives of the Company (which do not constitute Good Reason)
following a written warning that if such failure continues it will be deemed a basis for dismissal for Cause; (d) persistent inattention to your duties and responsibilities or gross neglect of such duties and responsibilities; (e) repeated
violations of your obligations under any agreement with the Company which are demonstrably willful and deliberate and which result in material injury to the property or business of the Company; or (f) gross negligence or willful misconduct in
the performance of your duties. “Good Reason” means any of the following: any substantial diminution of or substantial detrimental change in your responsibilities or salary or benefits (other than a change in benefits generally
applicable to all eligible employees) provided that none of these events shall constitute Good Reason unless the Company fails to cure such event within 30 days after receipt from you of written notice of the event which constitutes Good Reason;
provided, further, that “Good Reason” shall cease to exist for an event on the 60th day following the later of its occurrence or your knowledge thereof, unless you have given the Company written notice thereof prior to such date. 

Benefits. You will be entitled to participate health insurance and dental insurance, with GreenLight to pay a portion of the premium
and you to pay a portion of the premium. GreenLight also offers employees a 401(k) plan. GreenLight may amend or modify the benefits provided to you and other employees from time to time as it deems appropriate. Your eligibility to participate in
employee benefits will be dictated by the terms of that benefit, as may be amended from time to time. If you have any questions, please do not hesitate to ask. 

 Vacation and Holidays. You will have the opportunity to accrue up to 20 days of
vacation per year and up to 40 hours of sick time per year, to be accrued and used in accordance with GreenLight policy. GreenLight also recognizes holidays and grants employees parental leave. The terms for these opportunities are set forth in our
handbook. 
 No Conflicting Agreement. You represent and warrant to GreenLight that you are not a party to or bound by any
confidentiality, non-competition, non-solicitation, employment, consulting or other agreement or restriction which could conflict with, or be violated by, the
performance of your duties to GreenLight. If you are subject to any such agreement, you should provide a copy to GreenLight for us to review prior to commencing employment. 

Confidential Information and Cooperation. As a condition of this offer by GreenLight, you must review, execute, enter into, and be
bound by the letter agreement addressing confidentiality, non-competition, and intellectual property, a copy of which is attached hereto as Exhibit A. 

Employment Verification. Your employment is conditioned upon your ability to provide documentary evidence of your eligibility for
employment in the United States in accordance with applicable law. 
 At-Will Nature of
Employment. Your employment with GreenLight will be “at-will,” which means the employment relationship may be terminated by you or by GreenLight at any time, for any reason (or no reason at all)
and with or without notice. 

 We are excited about the future of GreenLight and look forward to you joining our team. If
the foregoing offer is acceptable to you, please sign below and return your signed duplicate original to me no later than 7:00 pm on Wednesday, May 1st, 2019. 

 

	
	Sincerely,
	
	GREENLIGHT BIOSCIENCES, INC.
	
	/s/Andrey Zarur
	Andrey J. Zarur
	Chief Executive Officer

 By signing below, I agree to these terms. I also confirm that all information I provided during the
hiring process is true, and that I have not withheld any material information during the hiring process: 
  

							
	/s/ Susan Keefe	 		 	Date:	 	May 1, 2019
	Susan Keefe	 		 		 	

 Enclosure: Non-Disclosure Agreement

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