Partners Form 4 Change in insider ownership

EXHIBIT 99.1

This Statement on Form 4 is filed jointly by the Reporting Persons listed below. The principal business address of each of these Reporting Persons is 333 South Grand Avenue, 28th Fl., Los Angeles, CA 90071.

Name of Designated Filer: OAKTREE CAPITAL GROUP, LLC

Date of Event Requiring Statement: November 30, 2020

Issuer Name and Ticker or Trading Symbol: MEG

PARTNERS LIMITED
By:	/s/ Brian Lawson
Name:	Brian Lawson
Title:	President
BROOKFIELD ASSET MANAGEMENT INC.
By:	/s/ Jessica Diab
Name:	Jessica Diab
Title:	Vice President, Legal & Regulatory

OAKTREE CAPITAL GROUP, LLC
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OAKTREE HOLDINGS, LLC
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OCM HOLDINGS I, LLC
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OAKTREE CAPITAL I, L.P.
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OAKTREE FUND GP I, L.P.
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Authorized Signatory

OAKTREE FUND GP, LLC
By:	Oaktree Fund GP I, L.P.
Its:	Managing Member
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Authorized Signatory

OCM MONTROSE II HOLDINGS, L.P.
By:	Oaktree Fund GP, LLC
Its:	General Partner
By:	Oaktree Fund GP I, L.P.
Its:	Managing Member
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Authorized Signatory

OCM MONTROSE HOLDINGS, L.P.
By:	Oaktree Fund GP, LLC
Its:	General Partner
By:	Oaktree Fund GP I, L.P.
Its:	Managing Member
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Authorized Signatory

OAKTREE HOLDINGS, LTD.
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OAKTREE CAPITAL MANAGEMENT, L.P.
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Senior Vice President

OCM FIE, LLC
By:	/s/ Jordan Mikes
Name:	Jordan Mikes
Title:	Authorized Signatory