This document can be used if a party wishes to sell its interest to an LLC (or if a party wishes to acquire an interest in an LLC) and requires a written agreement. This document is probably stored in the LLC to have a record of the sale. CONSIDERING that Seller is the economic and record owner of affiliate units (“Affiliate Entities”) of Husker Ag, LLC, a Nebraska limited liability company (the “Company”),; and AMENDMENT No. 1 of August 8, 2005 (“Amendment No. 1”), to the MEMBERSHIP UNIT PURCHASE AGREEMENT (the “Contract of Sale”) of April 1, 24, 2005 by and between ZG ACQUISITION INC., a Delaware corporation (the “Buyer”), MDC PARTNERS INC., a company organized under the laws of Canada, Sergio Zyman, ZYMAN GROUP, LLC, a limited liability company in Delaware (with any predecessor company, including Zyman Group, LLC, a limited liability company in Nevada and including its subsidiaries, the “Company”), ZYMAN COMPANY, INC. and certain other shareholders of the Company (together the “Management Sellers”; together with Zyman, the “Sellers” and each individually a “Seller”). This MEMBERSHIP UNIT PURCHASE AGREEMENT (this “Agreement”) dated March 25, 2010 (the “Performance Date”), is published by and between XE SERVICES LLC, a delaware limited liability company (“Seller”), AAR AIRLIFT, LLC, a Delaware limited liability company (“Buyer”) and for the purposes of Section 6, Section 7.3 and Section 7.19, AAR CORP., a delaware Corporation and the indirect parent company of buyer (“AAR”). Sellers and buyers are sometimes referred to individually as “parties” and, together, as “parties”. This amendment (the “Amendment”) will be adopted on 7 AAR AIRLIFT, LLC, a delaware limited liability company (“Seller”), AAR AIRLIFT, LLC, a delaware limited liability company (“Buyer”), and AAR CORP., a delaware corporation and indirect parent company of Buyer (“AAR”), entered into on March 25. 2010 (the “Sales Agreement”) by and between Seller, Buyer and, for the limited purposes set forth therein, AAR.

The wholesale but undefined terms used in this amendment have the same meaning as defined in the sales contract. This change of extension (this “Change of Extension”) is established by and between Glacial Lakes Energy, LLC, a limited liability company in South Dakota, headquartered in Watertown, South Dakota (“Seller”) and Fagen, Inc., a Minnesota company based in Granite Falls, Minnesota (“Buyer”), and entered into with effect from July 1, 2009. . THIS MEMBERSHIP UNIT PURCHASE AGREEMENT (this “Agreement” of August 1, 2016 is signed by and between U.S. Silica Company, a Delaware corporation (the “Buyer”), U.S. This PREFERRED MEMBER UNIT PURCHASE AGREEMENT (the “Agreement”) is entered into and entered into on November 25, 2005 by and between VISALUS HOLDINGS, LLC, a Delaware limited liability company (the “Company”), and Ropart Asset Management Fund, LLC, a Delaware limited liability company (hereinafter referred to as “RAM” and/or “Buyer”). .