Item 1.02. Termination of a Material Definitive Agreement.

The information set forth in the Introductory Note and under Item 2.01 of this Current Report on Form 8-K is incorporated herein by reference.

As previously disclosed, the Company entered into a Credit Agreement, dated as of August 17, 2021 (as amended, restated, modified, or supplemented from time to time, the "Credit Agreement"), among IEA Energy Services LLC (the "Borrower"), the guarantors party thereto from time to time, the lenders party thereto from time to time and CIBC Bank USA, as administrative agent and collateral agent. A copy of the Credit Agreement was filed as Exhibit 10.1 to the Company's Current Report on Form 8-K filed with the SEC on August 17, 2021.

In connection with the consummation of the Merger, the Borrower repaid all outstanding obligations in respect of principal, interest and fees and, effective as of the Closing Date, terminated all applicable commitments under the Credit Agreement.

Item 2.01 Completion of Acquisition or Disposition of Assets.

On October 7, 2022, pursuant to the terms of the Merger Agreement, the Merger was effected, with Merger Sub being merged with and into the Company, and the Company surviving the Merger as a wholly-owned subsidiary of MasTec.

A description of the consideration payable to holders of the Company's common stock, par value $0.0001 per share (the "IEA Common Stock") is set forth under the heading "The Agreements-Description of the Merger Agreement-Consideration in the Merger," in the Proxy Statement/Prospectus filed by MasTec with the SEC on September 8, 2022 (the "Proxy Statement/Prospectus"), and such descriptions are incorporated herein by reference.

A description of the consideration payable to holders of IEA stock options, restricted stock units and performance stock units is set forth under the heading "The Agreements-Description of the Merger Agreement-Treatment of Stock Options, Warrants and Other Equity-Based Award," in the Proxy Statement/Prospectus and such descriptions are incorporated herein by reference.

A description of the consideration payable to holders of IEA anti-dilution warrants, pre-funded warrants, series B warrants and SPAC warrants is set forth under the heading "The Agreements-Description of the Merger Agreement-Treatment of Stock Options, Warrants and Other Equity-Based Award," in the Proxy Statement/Prospectus and such descriptions are incorporated herein by reference.

The foregoing description of the Merger and the Merger Agreement does not purport to be complete and is qualified in its entirety by reference to the Merger Agreement, which was filed as Exhibit 2.1 to the Current Report on Form 8-K filed by the Company with the SEC on July 25 2022, and is incorporated by reference into this Item 2.01.

Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or


            Standard; Transfer of Listing.

The information set forth in the Introduction and under Item 2.01 of this Current Report on Form 8-K is incorporated herein by reference.

In connection with the closing of the Merger, the Company notified the NASDAQ Global Select Market ("NASDAQ") on the Closing Date that the Certificate of Merger had been filed with the State of Delaware and that, at the Effective Time (as defined in the Merger Agreement), each outstanding share of IEA Common Stock, was cancelled and converted into the right to receive the Merger Consideration subject to the terms of the Merger Agreement. The Company requested that NASDAQ suspend the IEA Common Stock and SPAC Warrants (as defined in the Merger Agreement) on the Closing Date, and as a result, trading of the shares of IEA Common Stock and SPAC Warrants on NASDAQ will be suspended following the closing of trading on the Closing Date. The Company also requested that NASDAQ file a notification of removal from listing and registration on Form 25 with the SEC to effect the delisting of the IEA Common Stock and SPAC Warrants from NASDAQ and the deregistration of the IEA Common Stock under Section 12(b) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The Company intends to file with the SEC a Form 15 requesting the termination of registration of the IEA Common Stock and SPAC Warrants under Section 12(g) of the Exchange Act and the suspension of reporting obligations under Sections 13 and 15(d) of the Exchange Act.

Item 3.03. Material Modification to Rights of Security Holders.

The information set forth in the Introduction and under Item 2.01 of this Current Report on Form 8-K is incorporated herein by reference.

Item 5.01 Changes in Control of Registrant.

Pursuant to the terms of the Merger Agreement, at the Effective Time, the Company became a wholly-owned subsidiary of MasTec and, accordingly, a change in control of the Company occurred.

The information set forth in Item 2.01, Item 3.01, Item 5.02 and Item 5.03 is incorporated herein by reference.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Pursuant to the terms of the Merger Agreement, the directors of IEA immediately prior to the Effective Time on October 7, ceased serving as members of the Company's board of directors and each committee thereof, and Robert Apple, the director of Merger Sub immediately prior to the Effective Time on October 7, 2022, became the sole director of IEA following the consummation of the Merger until the earlier of their death, resignation or removal or until their respective successors are duly elected and qualified.

On October 6, 2022, in connection with the Merger, the IEA Group Savings Plan was terminated.

Item 5.03. Amendments to Articles of Incorporation or Bylaws; Change in Fiscal


            Year.

On the Closing Date, the Company filed with the Secretary of State of the State of Delaware the certificate of merger relating to the Merger. At the Effective Time, the Company's certificate of incorporation as in effect immediately prior to the Merger was amended and restated in its entirety (as described in the Proxy Statement/Prospectus) (the "Amended and Restated Certificate of Incorporation"). A copy of the Amended and Restated Certificate of Incorporation is filed as Exhibit 3.1 and is incorporated herein by reference. In addition, at the Effective Time, Merger Sub's bylaws as in effect immediately prior to the Merger became the bylaws of the Company (the "Bylaws"). A copy of the Bylaws is filed as Exhibit 3.2 and is incorporated herein by reference.

Item 5.07 Submission of Matters to a Vote of Security Holders.

On October 7, 2022, IEA held a special meeting (the "Special Meeting") of stockholders via live webcast in connection with the proposed Merger. As of the record date of the Special Meeting, there were a total of 48,644,324 shares of IEA Common Stock outstanding and entitled to vote at the Special Meeting. At the Special Meeting, 39,875,796 shares of Common Stock were represented virtually or by proxy at the Special Meeting; therefore, a quorum was present.

Set forth below are the matters acted upon by the Company's stockholders at the Special Meeting, each of which was approved, as well as the final voting results of each such matter.

The consummation of the Merger remains subject to certain closing conditions.

1. The proposal to adopt and approve the Agreement and Plan of Merger, dated as


    of July 24, 2022, by and among the Company, MasTec and Merger Sub pursuant to
    which Merger Sub will be merged with and into the Company, with the Company
    surviving the merger as a wholly-owned subsidiary of Parent (the "Merger
    Agreement Proposal"):




Votes For    Votes Against   Votes Abstaining
39,811,072      47,801            16,923

2. The proposal to approve, on a non-binding, advisory basis, a resolution


    approving the compensation that may be paid or become payable to certain named
    executive officers of the Company that is based on or otherwise relates to the
    Merger:




Votes For    Votes Against   Votes Abstaining
35,122,626     3,769,309         983,861

3. The proposal to approve the adjournment of the Special Meeting to a later date


    or time, if necessary or appropriate, to solicit additional proxies in the
    event that there are not sufficient votes at the time of the Special Meeting
    to approve the Merger Agreement Proposal was rendered moot in light of the
    approval of the Merger Agreement Proposal.


 Item 8.01. Other Events.

On October 7, 2022, the Company delivered a notice to the holders of the Company's outstanding SPAC Warrants containing an explanation of the adjustments to the exercise price of the SPAC Warrants and other information related thereto. The notice is attached hereto as Exhibit 99.1 and is incorporated by reference herein.

Item 9.01 Financial Statements and Exhibits






(d) Exhibits



Exhibit
Number   Description of Exhibit
  2.1      Agreement and Plan of Merger, dated as of July 24, 2022, by and among
         Infrastructure and Energy Alternatives, Inc., MasTec, Inc. and Indigo
         Acquisition I Corp (incorporated herein by reference to Exhibit 2.1 to
         the Current Report on Form 8-K filed by IEA on July 25, 2022).

  3.1      Amended and Restated Certificate of Incorporation of Infrastructure
         and Energy Alternatives, Inc.

  3.2      Amended and Restarted Bylaws of Infrastructure and Energy
         Alternatives, Inc.

  99.1     Notice to Holders of SPAC Warrants, dated as of October 7, 2022.

104      Cover Page Interactive Data File (embedded within the Inline XBRL
         document).

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