As filed with the Securities and Exchange Commission on August 6, 2024
Registration No. 333-

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM S-8
REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
Ameresco, Inc.
(Exact Name of Registrant as Specified in its Charter)
Delaware 001-34811 04-3512838
(State or Other Juris-
diction of Incorporation)		 (Commission
File Number)		 (IRS Employer
Identification No.)
111 Speen Street, Suite 410,Framingham,MA1701
(Address of Principal Executive Offices)(Zip Code)
2017 Employee Stock Purchase Plan, as amended
(Full Title of the Plan)
George P. Sakellaris President and Chief Executive Officer
111 Speen Street, Suite 410
Framingham, Massachusetts 01701
(Name and Address of Agent For Service)

(508) 661-2200
(Telephone number, including area code)
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.
Large accelerated filer ☒    Accelerated filer ☐
Non-accelerated filer ☐    Smaller reporting company ☐
    Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐










EXPLANATORY NOTE

This Registration Statement is being filed to register 225,000 additional shares of common stock, par value $0.0001 per share, of Ameresco, Inc. (the “Company”) issuable under the Company's 2017 Employee Stock Purchase Plan, as amended (the “ESPP”).

Pursuant to General Instruction E of Form S-8, the contents of the Company’s Registration Statements on Form S-8 (Registration No. 333-219864) filed with the Securities and Exchange Commission on August 10, 2017, Form S-8 (Registration No. 333-226698) filed with the Securities and Exchange Commission on August 8, 2018, and Form S-8 (Registration No. 333-238792) filed with the Securities and Exchange Commission on May 29, 2020, including the documents incorporated by reference therein, related to the ESPP are incorporated by reference into this Registration Statement, except as set forth below, in each case, except to the extent amended or superseded by the contents hereof.


Item 8. Exhibits.

EXHIBIT INDEX
Exhibit No.Description
4.1
4.2
5.1*
23.1*
23.2*Consent of Wilmer Cutler Pickering Hale and Dorr LLP (included in Exhibit 5.1).
24.1Power or Attorney (included in the signature pages of this registration statement)
99.1
107*
*Filed herewith


SIGNATURE
Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the in the town of Framingham, Massachusetts, on this 6th day of August 2024.
AMERESCO, INC.
By:/s/ Spencer Doran Hole
Spencer Doran Hole
Executive Vice President, Chief Financial Officer

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.
SignatureTitleDate
/s/ George P. SakellarisChairman of the Board of Directors,
President and Chief Executive Officer
(Principal Executive Officer)		August 6, 2024
George P. Sakellaris
/s/ Spencer Doran HoleExecutive Vice President and Chief Financial Officer
(Principal Financial Officer)		August 6, 2024
Spencer Doran Hole
/s/ Mark ChiplockSenior Vice President and Chief Accounting Officer
(Principal Accounting Officer)		August 6, 2024
Mark Chiplock
/s/ David J. CorrsinDirectorAugust 6, 2024
David J. Corrsin
/s/ Claire Hughes JohnsonDirectorAugust 6, 2024
Claire Hughes Johnson
/s/ Nickolas StavropoulosDirectorAugust 6, 2024
Nickolas Stavropoulos
/s/ Jennifer L. MillerDirectorAugust 6, 2024
Jennifer L. Miller
/s/ Joseph W. SuttonDirectorAugust 6, 2024
Joseph W. Sutton
/s/ Frank V. WisneskiDirectorAugust 6, 2024
Frank V. Wisneski
/s/ Charles R. Patton
DirectorAugust 6, 2024
Charles R. Patton

S-8 S-8 EX-FILING FEES 0001488139 Ameresco, Inc. Fees to be Paid 0001488139 2024-08-05 2024-08-05 0001488139 1 2024-08-05 2024-08-05 iso4217:USD xbrli:pure xbrli:shares

Calculation of Filing Fee Tables

S-8

Ameresco, Inc.

Table 1: Newly Registered Securities

Security Type

Security Class Title

Fee Calculation Rule

Amount Registered

Proposed Maximum Offering Price Per Unit

Maximum Aggregate Offering Price

Fee Rate

Amount of Registration Fee

1 Equity Class A Common Stock 457(o) 225,000 $ 27.51 $ 6,189,750.00 0.0001476 $ 913.61

Total Offering Amounts:

$ 6,189,750.00

$ 913.61

Total Fee Offsets:

$ 0.00

Net Fee Due:

$ 913.61

Offering Note

1

(1) This Registration Statement covers Class A Common Shares (Shares), par value $0.0001 per share, of Ameresco, Inc. issuable under the Ameresco, Inc. 2017 Employee Purchase Plan, as amended (the Plan) and, pursuant to Rule 416 under the Securities Act of 1933, as amended (the Securities Act), together with an indeterminate number of Shares that may be necessary to adjust the number of Shares issuable pursuant to the Plan as a result of stock splits, dividends or similar adjustments of the outstanding Shares of Ameresco. (2) The Offering Price per Unit is estimated solely for the purpose of determining the amount of the registration fee in accordance with Rules 457(c) and 457(h) under the Securities Act, based upon the average of the high and low prices of the Shares of the Registrant as reported on the New York Stock Exchange on August 2, 2024.
Exhibit 5.1 August 6, 2024 Ameresco, Inc. 111 Speen Street, Suite 410 Framingham, Massachusetts 01701 Re: 2017 Employee Stock Purchase Plan, as amended Ladies and Gentlemen: We have assisted in the preparation of a Registration Statement on Form S-8 (the “Registration Statement”) to be filed with the Securities and Exchange Commission (the “Commission”) under the Securities Act of 1933, as amended (the “Securities Act”), relating to an aggregate of 225,000 shares of Class A common stock, $0.0001 par value per share (the “Shares”), of Ameresco, Inc., a Delaware corporation (the “Company”), issuable under the Company’s 2017 Employee Stock Purchase Plan, as amended (the “Plan”). We have examined the Certificate of Incorporation and By-laws of the Company, each as amended and restated to date, and originals, or copies certified to our satisfaction, of all pertinent records of the meetings of the board of directors and stockholders of the Company, the Registration Statement, the Plan and such other documents relating to the Company as we have deemed material for the purposes of this opinion. In our examination of the foregoing documents, we have assumed the genuineness of all signatures, the authenticity of all documents submitted to us as originals, the conformity to original documents of all documents submitted to us as certified, photostatic or other copies, the authenticity of the originals of any such documents and the legal competence of all signatories to such documents. We assume that the appropriate action will be taken, prior to the offer and sale of the Shares in accordance with the Plan, to register and qualify the Shares for sale under all applicable state securities or “blue sky” laws. We express no opinion herein as to the laws of any state or jurisdiction other than the General Corporation Law of the State of Delaware. +1 617 526 6000 (t) +1 617 526 5000 (f) wilmerhale.com

 
August 6, 2024 Page 2 ActiveUS 179806420v.2 It is understood that this opinion is to be used only in connection with the offer and sale of the Shares while the Registration Statement is in effect. Please note that we are opining only as to the matters expressly set forth herein, and no opinion should be inferred as to any other matters. Based on the foregoing, we are of the opinion that the Shares have been duly authorized for issuance and, when the Shares are issued and paid for in accordance with the terms and conditions of the Plan, the Shares will be validly issued, fully paid and nonassessable. We hereby consent to the filing of this opinion with the Commission in connection with the Registration Statement in accordance with the requirements of Item 601(b)(5) of Regulation S-K under the Securities Act. In giving such consent, we do not hereby admit that we are in the category of persons whose consent is required under Section 7 of the Securities Act or the rules and regulations of the Commission. Very truly yours, /s/ Wilmer Cutler Pickering Hale and Dorr LLP WILMER CUTLER PICKERING HALE AND DORR LLP

 
1 Exhibit 23.1 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in this Registration Statement on Form S-8 of Ameresco, Inc. of our report dated February 29, 2024, relating to the consolidated financial statements and the effectiveness of internal control over financial reporting of Ameresco, Inc., appearing in the Annual Report on Form 10-K of Ameresco, Inc. for the year ended December 31, 2023. /s/ RSM US LLP Boston, Massachusetts August 6, 2024

 
v3.24.2.u1
Submission
Aug. 05, 2024
Submission [Line Items]  
Central Index Key 0001488139
Registrant Name Ameresco, Inc.
Form Type S-8
Submission Type S-8
Fee Exhibit Type EX-FILING FEES
v3.24.2.u1
Offerings - Offering: 1
Aug. 05, 2024
USD ($)
shares
Offering:  
Fee Previously Paid false
Rule 457(o) true
Security Type Equity
Security Class Title Class A Common Stock
Amount Registered | shares 225,000
Proposed Maximum Offering Price per Unit 27.51
Maximum Aggregate Offering Price $ 6,189,750.00
Fee Rate 0.01476%
Amount of Registration Fee $ 913.61
Offering Note (1) This Registration Statement covers Class A Common Shares (Shares), par value $0.0001 per share, of Ameresco, Inc. issuable under the Ameresco, Inc. 2017 Employee Purchase Plan, as amended (the Plan) and, pursuant to Rule 416 under the Securities Act of 1933, as amended (the Securities Act), together with an indeterminate number of Shares that may be necessary to adjust the number of Shares issuable pursuant to the Plan as a result of stock splits, dividends or similar adjustments of the outstanding Shares of Ameresco. (2) The Offering Price per Unit is estimated solely for the purpose of determining the amount of the registration fee in accordance with Rules 457(c) and 457(h) under the Securities Act, based upon the average of the high and low prices of the Shares of the Registrant as reported on the New York Stock Exchange on August 2, 2024.
v3.24.2.u1
Fees Summary
Aug. 05, 2024
USD ($)
Fees Summary [Line Items]  
Total Offering $ 6,189,750.00
Total Fee Amount 913.61
Total Offset Amount 0.00
Net Fee $ 913.61
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