NO OFFER OR SOLICITATION
This Form of proxy card is for informational purposes only and is neither an offer to purchase, nor a solicitation of an offer to sell, any securities or the
solicitation of any vote in any jurisdiction pursuant to the proposed Transaction or otherwise, nor shall there be any sale, issuance, or transfer of securities in any jurisdiction in contravention of applicable law. No offer of securities shall be
made, except by means of a prospectus meeting the requirements of Section 10 of the Securities Act of 1933, as amended.
ADDITIONAL INFORMATION
AND WHERE TO FIND IT
In connection with the proposed Transaction, Enerflex and Exterran have filed and will file relevant materials with the SEC.
These materials include a Registration Statement containing a proxy statement/prospectus on appropriate form of registration statement regarding each of Enerflex and Exterran, respectively. The proxy statement/prospectus contains, and the definitive
proxy statement/prospectus will contain, important information about the proposed Transaction and related matters. The Circular contains a detailed description of the Transaction and is available under Enerflexs SEDAR profile
at www.sedar.com, on EDGAR at www.sec.gov, and on Enerflexs website at www.enerflex.com. INVESTORS AND SHAREHOLDERS ARE URGED AND ADVISED TO READ THE PROXY STATEMENT/PROSPECTUS AND/OR THE CIRCULAR CAREFULLY
BECAUSE IT CONTAINS IMPORTANT INFORMATION ABOUT THE TRANSACTION AND THE PARTIES TO THE TRANSACTION. The definitive proxy statement, the preliminary proxy statement, and other relevant materials in connection with the Transaction and any other
documents filed by the Company with the SEC, may be obtained free of charge at the SECs website at www.sec.gov, and with SEDAR, may be obtained free of charge from the SEDAR website at www.sedar.com. The documents filed
by Enerflex with the SEC and SEDAR may also be obtained free of charge on Enerflexs website at www.enerflex.com. Alternatively, these documents, when available, can be obtained free of charge from Enerflex upon written request to
Enerflex Ltd., Attn: Investor Relations, Suite 904, 1331 Macleod Trail S.E., Calgary, Alberta, Canada T2G 0K3, or by calling 1 (403) 387-6377. The documents filed by Exterran with the SEC may be obtained free
of charge at Exterrans website at www.exterran.com. Alternatively, these documents, when available, can be obtained free of charge from Exterran upon written request to investor.relations@exterran.com or by calling 1 (281) 836-7000.
PARTICIPANTS IN THE SOLICITATION
Enerflex, Exterran, and their respective directors and executive officers may be deemed, under SEC rules, to be participants in the solicitation of proxies
from Exterrans shareholders in connection with the Transaction. Information about Exterrans directors and executive officers and their ownership of Exterrans securities is set forth in Exterrans definitive proxy statement on
Schedule 14A filed with the SEC on March 17, 2021, and may also be obtained free of charge at Exterrans website at www.exterran.com. Alternatively, these documents can be obtained free of charge from Exterran upon written
request to investor.relations@exterran.com or by calling 1 (281) 836-7000. You may obtain information about Enerflexs executive officers and directors in Enerflexs AIF, which was filed with
SEDAR on February 23, 2022. These documents may be obtained free of charge from the SEDAR website at www.sedar.com and may also be obtained free of charge at Enerflexs website at www.enerflex.com. Alternatively, these
documents can be obtained free of charge from Enerflex upon written request to Enerflex Ltd., Attn: Investor Relations, Suite 904, 1331 Macleod Trail S.E., Calgary, Alberta, Canada T2G 0K3, or by calling 1 (403)
387-6377. Additional information regarding the interests of all such individuals in the proposed Transaction is included in the proxy statement relating to the Transaction as filed with the SEC, as amended.