U.S. WELL SERVICES, INC. Contracts & Agreements

Master Reorganization Agreement, dated as of November 1, 2022, by and among U.S. Well Services Holdings, LLC, ProFrac Manufacturing, LLC, ProFrac Services, LLC, USWS Holdings LLC,... (Filed With SEC on November 7, 2022)

Promissory Note, dated as of September 30, 2022, by U.S. Well Services, LLC in favor of Equify Financial, LLC (Filed With SEC on October 6, 2022)

Security Agreement, dated as of September 30, 2022, by U.S. Well Services, LLC in favor of Equify Financial, LLC (Filed With SEC on October 6, 2022)

Promissory Note, dated as of July 18, 2022, by U.S. Well Services, LLC in favor of Equify Financial, LLC (Filed With SEC on July 22, 2022)

Security Agreement, dated as of July 18, 2022, by U.S. Well Services, LLC in favor of Equify Financial, LLC (Filed With SEC on July 22, 2022)

Continuing Guaranty, dated as of July 18, 2022, by U.S. Well Services, Inc. in favor of Equify Financial, LLC (Filed With SEC on July 22, 2022)

Agreement and Plan of Merger, dated as of June 21, 2022, by and among U.S. Well Services, Inc., ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc (Filed With SEC on June 27, 2022)

Form of First Amendment to the Series A Certificate of Designations (Filed With SEC on June 27, 2022)

Form of First Amendment to Convertible Senior Secured (Third Lien) PIK Note (Filed With SEC on June 27, 2022)

Letter Agreement, dated June 21, 2022, by and among the Company, the other Loan Parties party thereto, and the Term Loan C Lenders party thereto (Filed With SEC on June 27, 2022)

Form of Amendment to Performance Award Agreement (Filed With SEC on June 27, 2022)

Separation and Release Agreement dated as of April 30, 2022 by and between U.S. Well Services, Inc. and Joel Broussard (Filed With SEC on May 4, 2022)

Separation and Release Agreement dated as of April 30, 2022 by and between U.S. Well Services, Inc. and Matt Bernard (Filed With SEC on May 4, 2022)

Restricted Stock Unit Award dated as of April 30, 2022 by and between U.S. Well Services, Inc. and Joel Broussard (Filed With SEC on May 4, 2022)

First Amendment to Employment Agreement dated effective as of April 30, 2022 by and between U.S. Well Services, Inc. and Kyle ONeill (Filed With SEC on May 4, 2022)

First Amendment to Employment Agreement dated effective as of April 30, 2022 by and between U.S. Well Services, Inc. and Josh Shapiro (Filed With SEC on May 4, 2022)

Description of Registrants Securities (Filed With SEC on March 30, 2022)

Form of Warrant (Filed With SEC on March 11, 2022)

Form of Placement Agent Warrant (Filed With SEC on March 11, 2022)

Form of Securities Purchase Agreement (Filed With SEC on March 11, 2022)

Engagement Letter between U.S. Well Services, Inc. and H.C. Wainwright & Co., LLC, dated as of March 8, 2022 (Filed With SEC on March 11, 2022)

Registration Rights Agreement, dated February 28, 2022, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on March 4, 2022)

First Amendment to Registration Rights Agreement, dated March 1, 2022, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on March 4, 2022)

Consent and Sixth Amendment to the Senior Secured Term Loan Credit Agreement, dated February 28, 2022, among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC,... (Filed With SEC on March 4, 2022)

Joinder to Senior Secured Term Loan Credit Agreement, dated as of March 1, 2022, by and among the Term Loan Parties, THRC Holdings, LP, David Matlin, Peter Schoels, and CLMG Corp (Filed With SEC on March 4, 2022)

Agreement Among Lenders, dated February 28, 2022, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS Fleet 11, LLC, USWS Holdings LLC, LNV... (Filed With SEC on March 4, 2022)

Letter Agreement, dated February 28, 2022, by and among the Term C Loan Lenders and the Term Loan Parties (Filed With SEC on March 4, 2022)

Amendment to Term Loan C Side Letter, dated March 3, 2022, by and among the Term Loan C Lenders and the Term Loan Parties (Filed With SEC on March 4, 2022)

Warrant Agreement, dated February 28, 2022, by and among U.S. Well Services, Inc. and Continental Stock Transfer & Trust Company (Filed With SEC on March 4, 2022)

Warrant Agreement, dated March 1, 2022, by and among U.S. Well Services, Inc. and Continental Stock Transfer & Trust Company (Filed With SEC on March 4, 2022)

Equipment Sale Agreement between U.S. Well Services, LLC and Python Holdings, LLC, dated September 30, 2021 (Filed With SEC on October 6, 2021)

Second Amendment to Amended and Restated Registration Rights Agreement, by and among the Company and the Holders party thereto, dated September 14, 2021 (Filed With SEC on September 17, 2021)

Second Amendment to Note Purchase Agreement, dated August 11, 2021, by and among U.S. Well Services, Inc., the Purchasers party thereto, and Wilmington Savings Fund Society, FSB,... (Filed With SEC on August 13, 2021)

Equipment Purchase Agreement, dated May 21, 2021, between U.S. Well Services, LLC and Alamo Pump Holdings, LLC (Filed With SEC on August 12, 2021)

Patent License Agreement, effective as of June 29, 2021, by and between U.S. Well Services, LLC and ProFrac Holdings LLC (Filed With SEC on August 12, 2021)

Equipment Purchase and Sale Agreement, dated June 29, 2021, between AmeriMex Motor & Controls, LLC and U.S. Well Services, LLC (Filed With SEC on August 12, 2021)

Registration Rights Agreement, dated June 24, 2021, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on June 28, 2021)

First Amendment to Registration Rights Agreement, dated June 25, 2021, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on June 28, 2021)

Form of Cash Note (included as Exhibit B-1 to the Note Purchase Agreement filed as Exhibit 10.1) (Filed With SEC on June 28, 2021)

First Amendment to Note Purchase Agreement, dated June 25, 2021, by and among U.S. Well Services, Inc. and the Purchasers party thereto, and Wilmington Savings Fund Society, FSB,... (Filed With SEC on June 28, 2021)

Settlement Agreement and Release by and among Smart Sand, Inc., U.S. Well Services, LLC and U.S. Well Services, Inc., dated June 28, 2021 (Filed With SEC on June 28, 2021)

Consent and Fifth Amendment to the Senior Secured Term Loan Credit Agreement, dated June 24, 2021, among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC,... (Filed With SEC on June 28, 2021)

Fourth Amendment and Limited Consent to ABL Credit Agreement dated as of June 24, 2021, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS... (Filed With SEC on June 28, 2021)

Guarantee and Third Lien Collateral Agreement, dated as of June 24, 2021, among U.S. Well Services, Inc., U.S. Well Services LLC, USWS Holdings LLC, and the other grantors... (Filed With SEC on June 28, 2021)

Amended and Restated Intercreditor Agreement by and among Bank of America, N.A., CLMG Corp., Wilmington Savings Fund Society, FSB, and U.S. Well Services, LLC, dated June 24, 2021 (Filed With SEC on June 28, 2021)

Description of Registrants Securities (Filed With SEC on March 11, 2021)

Business Loan Agreement dated as of November 12, 2020, among U.S. Well Services, LLC, U.S. Well Services, Inc., and USWS Holdings, LLC, as borrowers, and Greater Nevada Credit... (Filed With SEC on November 19, 2020)

Form of Promissory Note dated as of November 12, 2020, executed by U.S. Well Services, LLC, U.S. Well Services, Inc., and USWS Holdings, LLC, as borrowers, and made payable to... (Filed With SEC on November 19, 2020)

Fourth Amendment to Senior Secured Term Loan Credit Agreement dated as of November 12, 2020, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC,... (Filed With SEC on November 19, 2020)

Third Amendment to ABL Credit Agreement dated as of November 12, 2020, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS Fleet 11, LLC, USWS... (Filed With SEC on November 19, 2020)

Third Amendment to Senior Secured Term Loan Credit Agreement, dated July 30, 2020, among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 11, LLC, USWS Holdings LLC,... (Filed With SEC on November 6, 2020)

Form of Deferred Stock Unit Award under the U.S. Well Services, Inc. 2018 Long Term Incentive Plan (Filed With SEC on November 6, 2020)

Form of Performance Award (Pool A) under the U.S. Well Services, Inc. 2018 Long Term Incentive Plan (Filed With SEC on November 6, 2020)

Form of Performance Award (Pool B) under the U.S. Well Services, Inc. 2018 Long Term Incentive Plan (Filed With SEC on November 6, 2020)

U.S. Well Services, Inc. Amended and Restated 2018 Long Term Incentive Plan (Filed With SEC on November 6, 2020)

Second Amendment to ABL Credit Agreement dated as of August 17, 2020, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS Fleet 11, LLC, USWS... (Filed With SEC on August 20, 2020)

Promissory Note, dated effective as of July 24, 2020, by and between U.S. Well Services, LLC and Bank of America, N.A (Filed With SEC on July 31, 2020)

Registration Rights Agreement, dated April 1, 2020, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on April 2, 2020)

Purchase Agreement, dated March 31, 2020, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on April 2, 2020)

First Amendment to ABL Credit Agreement dated as of April 1, 2020, by and among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS Fleet 11, LLC, USWS... (Filed With SEC on April 2, 2020)

Amendment No. 2 to Amended and Restated Limited Liability Company Agreement of USWS Holdings LLC, dated April 1, 2020 (Filed With SEC on April 2, 2020)

Second Amendment to the Senior Secured Term Loan Credit Agreement, dated April 1, 2020, among U.S. Well Services, LLC, U.S. Well Services, Inc., USWS Fleet 10, LLC, USWS Fleet 11,... (Filed With SEC on April 2, 2020)

First Amendment to Employment Agreement, dated as of March 19, 2020 by and between the Company and Nathan Houston (Filed With SEC on March 20, 2020)

Description of Registrants Securities (Filed With SEC on March 5, 2020)

First Technical Supplemental Amendment to the Senior Secured Term Loan Credit Agreement, dated June 14, 2019, by and among U.S. Well Services, LLC, as borrower, U.S. Well... (Filed With SEC on August 7, 2019)

Warrant Agreement, dated May 24, 2019, between U.S. Well Services, Inc. and Continental Stock Transfer & Trust Company (Filed With SEC on May 24, 2019)

Registration Rights Agreement, dated May 24, 2019, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on May 24, 2019)

Amendment No. 1 to Amended and Restated Limited Liability Company Agreement of USWS Holdings LLC, dated May 24, 2019 (Filed With SEC on May 24, 2019)

Purchase Agreement, dated May 23, 2019, by and among U.S. Well Services, Inc. and the Purchasers party thereto (Filed With SEC on May 24, 2019)

Third Amendment to Amended and Restated Senior Secured Credit Agreement, dated as of December 14, 2018, by and among U.S. Well Services, LLC, as borrower, USWS Holdings, LLC, as... (Filed With SEC on December 17, 2018)

Amended and Restated Registration Rights Agreement, dated as of November 9, 2018, by and among U.S. Well Services, Inc., Matlin & Partners Acquisition Sponsor LLC, the Blocker... (Filed With SEC on November 16, 2018)

Amended and Restated Limited Liability Company Agreement of USWS Holdings LLC, dated as of November 9, 2018 (Filed With SEC on November 16, 2018)

Amendment No. 2, dated November 9, 2018, to Sponsor Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, USWS Holdings LLC, Matlin &... (Filed With SEC on November 16, 2018)

Form of Indemnity Agreement (Filed With SEC on November 16, 2018)

Employment Agreement, dated as of July 13, 2018, by and between U.S. Well Services, Inc. and Joel Broussard (Filed With SEC on November 16, 2018)

Employment Agreement, dated as of July 13, 2018, by and between U.S. Well Services, Inc. and Matt Bernard (Filed With SEC on November 16, 2018)

Employment Agreement, dated as of July 13, 2018, by and between U.S. Well Services, Inc. and Nathan Houston (Filed With SEC on November 16, 2018)

Employment Agreement, dated as of July 13, 2018, by and between U.S. Well Services, Inc. and Kyle ONeill (Filed With SEC on November 16, 2018)

U.S. Well Services, Inc. Long Term Incentive Plan (Filed With SEC on November 16, 2018)

Form of Restricted Stock Award Agreement under the U.S. Well Services, Inc. 2018 Long Term Incentive Plan (Filed With SEC on November 16, 2018)

Amendment No. 2, dated November 2, 2018, to Merger and Contribution Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, MPAC Merger Sub... (Filed With SEC on November 5, 2018)

Amendment No. 1, dated November 2, 2018, to Sponsor Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, USWS Holdings LLC, Matlin &... (Filed With SEC on November 5, 2018)

Amendment No. 1, dated August 9, 2018, to Merger and Contribution Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, MPAC Merger Sub... (Filed With SEC on October 26, 2018)

Merger and Contribution Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, MPAC Merger Sub LLC, USWS Holdings LLC, certain blocker... (Filed With SEC on July 16, 2018)

Sponsor Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, USWS Holdings LLC, Matlin & Partners Acquisition Sponsor LLC and, solely for... (Filed With SEC on July 16, 2018)

Crestview Subscription Agreement, dated as of July 13, 2018, by and among Matlin & Partners Acquisition Corporation, Matlin & Partners Acquisition Sponsor LLC, Cantor Fitzgerald &... (Filed With SEC on July 16, 2018)

Form of Subscription Agreement, dated as of July 13, 2018, by and between Matlin & Partners Acquisition Corporation and the investor named therein (Filed With SEC on July 16, 2018)

March 9, 2017 MATLIN & PARTNERS ACQUISITION CORPORATION and CANTOR FITZGERALD & CO. (Filed With SEC on March 15, 2017)

WARRANT AGREEMENT between MATLIN & PARTNERS ACQUISITION CORPORATION and CONTINENTAL STOCK TRANSFER & TRUSTCOMPANY (Filed With SEC on March 15, 2017)

INVESTMENT MANAGEMENT TRUST AGREEMENT (Filed With SEC on March 15, 2017)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on March 15, 2017)

[Signature Page Follows] (Filed With SEC on March 15, 2017)

[·],2017 MATLIN & PARTNERS ACQUISITION CORPORATION and CANTOR FITZGERALD & CO. (Filed With SEC on February 15, 2017)

SEE REVERSE FOR CERTAIN DEFINITIONS (Filed With SEC on February 15, 2017)

MATLIN & PARTNERS ACQUISITION CORPORATION INCORPORATED UNDER THE LAWS OF THE STATEOF DELAWARE CLASS A COMMON STOCK (Filed With SEC on February 15, 2017)

[Form of Warrant Certificate] [FACE] (Filed With SEC on February 15, 2017)

WARRANT AGREEMENT between MATLIN & PARTNERS ACQUISITION CORPORATION and CONTINENTAL STOCK TRANSFER & TRUSTCOMPANY (Filed With SEC on February 15, 2017)

AMENDED AND RESTATEDPROMISSORY NOTE (Filed With SEC on February 15, 2017)

[Signature Page Follows] (Filed With SEC on February 15, 2017)

INVESTMENT MANAGEMENT TRUST AGREEMENT (Filed With SEC on February 15, 2017)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on February 15, 2017)

MP AcquisitionI Corp. 520 Madison Avenue New York NY 10022 March31, 2016 (Filed With SEC on February 15, 2017)

AMENDED AND RESTATED SPONSOR WARRANTSPURCHASE AGREEMENT (Filed With SEC on February 15, 2017)

WARRANTS PURCHASEAGREEMENT (Filed With SEC on February 15, 2017)

INDEMNITY AGREEMENT (Filed With SEC on February 15, 2017)

Category

Industry

Companies

Contracts

U.S. WELL SERVICES, INC. Contracts & Agreements