Infrastructure & Energy Alternatives, Inc. Contracts & Agreements

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 (Filed With SEC on July 25, 2022)

Description of Securities Registered under Section 12 (Filed With SEC on March 7, 2022)

Employment Agreement, dated as of February 13, 2018, between IEA Energy Services, LLC and Brian Hummer (Filed With SEC on March 7, 2022)

Employment Agreement, dated as of January 15, 2018, between M III Acquisition Corp. and Christopher Hanson (Filed With SEC on March 7, 2022)

Pre-Funded Warrant (Balance of Warrant Shares), dated as of August 2, 2021, issued by Infrastructure and Energy Alternatives, Inc. to ASOF Holdings I, L.P (Filed With SEC on November 8, 2021)

Stockholders Agreement, dated as of August 2, 2021, by and among Infrastructure and Energy Alternatives, Inc., Ares Special Situations Fund IV, L.P. and ASOF Holdings I, L.P (Filed With SEC on August 2, 2021)

Sixth Amendment to Amended and Restated Registration Rights Agreement, dated of as of August 2, 2021, by and among Infrastructure and Energy Alternatives, Inc., Ares Special... (Filed With SEC on August 2, 2021)

Pre-Funded Warrant, dated as of August 2, 2021, issued by Infrastructure and Energy Alternatives, Inc. to ASOF Holdings I, L.P (Filed With SEC on August 2, 2021)

Underwriting Agreement by and among Infrastructure and Energy Alternatives, Inc and the Underwriters, dated as of July 29, 2021 (Filed With SEC on July 30, 2021)

Form of Pre-Funded Warrant (Filed With SEC on July 30, 2021)

Employment Agreement, dated as of June 29, 2021, between IEA Energy Services, LLC and Erin Roth (Filed With SEC on July 28, 2021)

Separation Agreement and General Release, dated July 15, 2021, by and between Infrastructure and Energy Alternatives, Inc. and Gil Melman (Filed With SEC on July 28, 2021)

Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan (as amended and restated as of May 13, 2021) (Filed With SEC on May 14, 2021)

Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (Filed With SEC on May 14, 2021)

Termination Letter Agreement, dated March 26, 2021, by and among Infrastructure and Energy Alternatives, Inc., Infrastructure and Energy Alternatives, LLC, Oaktree Power... (Filed With SEC on May 10, 2021)

2021 Annual Incentive Compensation Program (Filed With SEC on May 10, 2021)

Description of Securities Registered under Section 12 (Filed With SEC on March 8, 2021)

Underwriting Agreement dated February 4, 2021 among Infrastructure and Energy Alternatives, Inc., the Underwriters and the Selling Stockholder (Filed With SEC on February 4, 2021)

Fifth Amendment to Amended and Restated Registration Rights Agreement, dated as of February 3, 2021, by and among Infrastructure and Energy Alternatives, Inc., Infrastructure and... (Filed With SEC on February 4, 2021)

Amended and Restated Employment Agreement, dated as of November 5, 2020, between IEA Energy Services LLC and J.P. Roehm (Filed With SEC on November 9, 2020)

Amended and Restated Employment Agreement, dated as of November 5, 2020, between IEA Energy Services LLC and Michael Stoecker (Filed With SEC on November 9, 2020)

Amended and Restated Employment Agreement, dated as of November 5, 2020, between IEA Energy Services LLC and Gil Melman (Filed With SEC on November 9, 2020)

First Amendment to the Third Amended and Restated Credit and Guarantee Agreement, dated as of October 30, 2020, by and among the Company, IEA Intermediate Holdco, LLC, IEA Energy... (Filed With SEC on November 4, 2020)

Employment Agreement, dated as of August 6, 2020, between IEA Energy Services, LLC and Peter Moerbeek (Filed With SEC on August 10, 2020)

Second Amendment to the Equity Commitment Agreement, dated as of July 22, 2020, by and among the Company, Ares Special Situations Fund IV, L.P., ASOF Holdings I, L.P.,... (Filed With SEC on July 24, 2020)

Form of Amended and Restated Performance Based Restricted Stock Unit Award Agreement (2020 Grants) (Filed With SEC on May 19, 2020)

Amendment to the Equity Commitment Agreement, dated as of May 6, 2020, by and among the Company, each Commitment Party (as defined in the Equity Commitment Agreement), Oaktree... (Filed With SEC on May 7, 2020)

Amended and Restated Annual Incentive Compensation Program (Filed With SEC on May 7, 2020)

Description of Securities Registered under Section 12 (Filed With SEC on March 12, 2020)

Letter Agreement, dated March 5, 2020, by and between Infrastructure and Energy Alternatives, Inc. and Pete Moerbeek (Filed With SEC on March 12, 2020)

Separation Agreement and General Release, dated March 11, 2020, by and between Infrastructure and Energy Alternatives, Inc. and Andrew Layman (Filed With SEC on March 12, 2020)

Warrant Agreement, dated as of March 3, 2020, by and between Infrastructure and Energy Alternatives, Inc. and Continental Stock Transfer & Trust Company (Filed With SEC on March 4, 2020)

Form of Transferrable Subscription Rights Certificate (Filed With SEC on January 29, 2020)

Form of Warrant Certificate (included as (Filed With SEC on January 29, 2020)

Vice Chairman Letter Agreement with Derek Glanvill (Filed With SEC on January 29, 2020)

Third Amended and Restated Investors Rights Agreement, dated as of January 23, 2020, by and among Infrastructure and Energy Alternatives, Inc., M III Sponsor I LLC, Infrastructure... (Filed With SEC on January 27, 2020)

Waiver Agreement, dated as of January 23, 2020, by and among Ares Management LLC (on behalf of its affiliated funds, investment vehicles and/or managed accounts) and... (Filed With SEC on January 27, 2020)

First Amendment to Rights Offering Agreement, dated as of January 27, 2020, by and among Infrastructure and Energy Alternatives, Inc., Ares Special Situations Fund IV, L.P., ASOF... (Filed With SEC on January 27, 2020)

Investor Rights Agreement, dated November 14, 2019, by and among the Company, Ares Special Situations Fund IV, L.P., ASOF Holdings I, L.P., Infrastructure and Energy Alternatives,... (Filed With SEC on November 15, 2019)

Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P (Filed With SEC on November 15, 2019)

Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P (Filed With SEC on November 15, 2019)

Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Infrastructure and Energy Alternatives, LLC (Filed With SEC on November 15, 2019)

Fourth Amendment to Amended and Restated Registration Rights Agreement, dated as of November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc., Infrastructure... (Filed With SEC on November 15, 2019)

Amendment to the Equity Commitment Agreement, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc., Ares Special Situations Fund IV, L.P., ASOF... (Filed With SEC on August 30, 2019)

Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P (Filed With SEC on August 30, 2019)

Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P (Filed With SEC on August 30, 2019)

Third Amendment to Amended and Restated Registration Rights Agreement, dated as of August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc., Infrastructure and... (Filed With SEC on August 30, 2019)

Amended and Restated Investor Rights Agreement, dated as of August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc., M III Sponsor I LLC, Infrastructure and... (Filed With SEC on August 30, 2019)

Form of Time Based Restricted Stock Unit Award Agreement (Filed With SEC on August 14, 2019)

Annual Incentive Compensation Program (Filed With SEC on August 14, 2019)

Form of Performance Based Restricted Stock Unit Award Agreement (Filed With SEC on August 14, 2019)

Employment Agreement, dated as of August 8, 2019, between IEA Energy Services, LLC and Michael Stoecker (Filed With SEC on August 14, 2019)

Equity Commitment Agreement, dated August 13, 2019, by and among Infrastructure and Energy Alternatives, Inc., the Commitment Parties party thereto and Oaktree Power Opportunities... (Filed With SEC on August 14, 2019)

Annual Incentive Compensation Program (Filed With SEC on June 3, 2019)

Form of Performance Based Restricted Stock Unit Award Agreement (Filed With SEC on June 3, 2019)

Form of Time Based Restricted Stock Unit Award Agreement (Filed With SEC on June 3, 2019)

Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan (as amended and restated as of June 3, 2019) (Filed With SEC on June 3, 2019)

Amended and Restated Equity Commitment Agreement, dated May 20, 2019, by and among Infrastructure and Energy Alternatives, Inc. and the commitment parties party thereto (Filed With SEC on May 22, 2019)

Equity Commitment Agreement, by and among Infrastructure and Energy Alternatives, Inc. and the Commitment Parties thereto, dated as of May 14, 2019 (Filed With SEC on May 15, 2019)

Employment Agreement, dated as of January 7, 2019, between IEA Energy Services, LLC and Gil Melman (Filed With SEC on March 14, 2019)

Amendment No. 1 to Equity Purchase Agreement, dated October 31, 2018, by and among IEA Energy Services LLC, William Charles Construction Group and the owners thereof (Filed With SEC on November 2, 2018)

Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan Form of Restricted Stock Unit Award Agreement (Filed With SEC on September 19, 2018)

Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan Form of Nonqualified Option Award Agreement (Filed With SEC on September 19, 2018)

Purchase and Sale Agreement, dated August 9, 2018, by and among IEA Energy Services LLC, Consolidated Construction Solutions I LLC and Consolidated Construction Investment... (Filed With SEC on August 14, 2018)

First Amendment to Amended and Restated Registration Rights Agreement, dated as of June 6, 2018, by and between the Company and IEA LLC (Filed With SEC on June 7, 2018)

Amended and Restated Founder Shares Amendment Agreement, dated as of June 6, 2018, by and among the Company, Sponsor I LLC, Sponsor I LP, IEA LLC and Messrs. Hood and Marber (Filed With SEC on June 7, 2018)

Specimen Common Stock Certificate (Filed With SEC on March 29, 2018)

Specimen Preferred Stock Certificate (Filed With SEC on March 29, 2018)

Specimen Warrant Certificate (Filed With SEC on March 29, 2018)

Amended and Restated Warrant Agreement, dated as of March 26, 2018, by and between the Company and Continental Stock Transfer & Trust Company, as Warrant Agent (Filed With SEC on March 29, 2018)

Waiver, Consent and Agreement to Forfeit Founder Shares, dated as of March 20, 2018, by and among IEA Energy Services LLC, Infrastructure and Energy Alternatives, LLC, Oaktree... (Filed With SEC on March 20, 2018)

Amendment No. 5 to the Agreement and Plan of Merger, dated as of March 8, 2018, by and among IEA Energy Services LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind Merger... (Filed With SEC on March 9, 2018)

Subscription and Backstop Agreement, dated March 7, 2018, by and among the Company, the Sponsors and certain subscribers identified therein (Filed With SEC on March 9, 2018)

Forfeiture Agreement, dated March 7, 2018, between the Sponsors and the Company (Filed With SEC on March 9, 2018)

Amendment No. 5 to the Agreement and Plan of Merger, dated as of March 8, 2018, by and among IEA Energy Services LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind Merger... (Filed With SEC on March 8, 2018)

Subscription and Backstop Agreement, dated March 7, 2018, by and among the Company, the Sponsors and certain subscribers identified therein (Filed With SEC on March 8, 2018)

Forfeiture Agreement, dated March 7, 2018, between the Sponsors and the Company (Filed With SEC on March 8, 2018)

Amendment No. 4 to the Agreement and Plan of Merger, dated as of February 7, 2018, by and among IEA Energy Services LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind... (Filed With SEC on February 9, 2018)

Amendment No. 2 to the Agreement and Plan of Merger, dated as of December 27, 2017, by and among IEA Energy Services, LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind... (Filed With SEC on January 10, 2018)

Amendment No. 3 to the Agreement and Plan of Merger, dated as of January 9, 2018, by and among IEA Energy Services, LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind... (Filed With SEC on January 10, 2018)

Amendment No. 2 to the Agreement and Plan of Merger, dated as of December 27, 2017, by and among IEA Energy Services, LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind... (Filed With SEC on January 2, 2018)

Amendment No. 1 to the Agreement and Plan of Merger, dated as of November 15, 2017, by and among IEA Energy Services, LLC, M III Acquisition Corp., Wind Merger Sub I, Inc., Wind... (Filed With SEC on November 21, 2017)

UNDERWRITING AGREEMENT between M III ACQUISITION CORP. and CANTOR FITZGERALD & CO. Dated: July 7, 2016 (Filed With SEC on July 13, 2016)

WARRANT AGREEMENT (Filed With SEC on July 13, 2016)

INVESTMENT MANAGEMENT TRUST AGREEMENT (Filed With SEC on July 13, 2016)

REGISTRATIONRIGHTS AGREEMENT (Filed With SEC on July 13, 2016)

[Signature page follows] (Filed With SEC on July 13, 2016)

SECOND AMENDED ANDRESTATED UNIT SUBSCRIPTION AGREEMENT (Filed With SEC on July 13, 2016)

AMENDED AND RESTATED UNIT SUBSCRIPTION AGREEMENT (Filed With SEC on July 13, 2016)

[Signature page follows] (Filed With SEC on May 19, 2016)

UNDERWRITING AGREEMENT between M III ACQUISITION CORP. and CANTOR FITZGERALD & CO. Dated: [______, 2016] (Filed With SEC on May 2, 2016)

M III ACQUISITION CORP. UNITS CONSISTING OF ONE SHARE OF COMMONSTOCK AND ONE WARRANT TO PURCHASE ONE HALF OF ONE SHARE OF COMMONSTOCK (Filed With SEC on May 2, 2016)

M III ACQUISITION CORP. INCORPORATED UNDER THE LAWS OF THE STATEOF DELAWARE COMMON STOCK (Filed With SEC on May 2, 2016)

[Form of Warrant Certificate] [FACE] (Filed With SEC on May 2, 2016)

WARRANT AGREEMENT (Filed With SEC on May 2, 2016)

[Signature page follows] (Filed With SEC on May 2, 2016)

INVESTMENT MANAGEMENT TRUST AGREEMENT (Filed With SEC on May 2, 2016)

REGISTRATIONRIGHTS AGREEMENT (Filed With SEC on May 2, 2016)

INDEMNITY AGREEMENT (Filed With SEC on May 2, 2016)

AMENDED ANDRESTATED PROMISSORY NOTE (Filed With SEC on April 19, 2016)

M III AcquisitionCorp. 3 Columbus Circle,15th Floor New York, NY 10019 August4, 2015 (Filed With SEC on April 19, 2016)

AMENDED AND RESTATEDUNIT SUBSCRIPTION AGREEMENT (Filed With SEC on April 19, 2016)

UNIT SUBSCRIPTIONAGREEMENT (Filed With SEC on April 19, 2016)