Company Announcements

LITTLE ROCK, Ark. , June 2, 2025 /PRNewswire/ -- Montrose Environmental Group, Inc. (the "Company," "Montrose" or "MEG") (NYSE: MEG), is on a mission to help protect the air we breathe, the water we drink, and the soil that feeds us, and aims to enhance environmental stewardship and economic development. Montrose today announced that it will attend the William Blair 45^th Annual Growth Stock Conference in Chicago, Illinois on Wednesday, June 4, 2025, and will present at 5:00 p.m. Eastern Time. Prior to Montrose's attendance at this conference, the Company will post a copy of the presentation it intends to use in the Investors' section of its website. A live audio webcast will be available at the time of the event and may be accessed through the Investors section of the Company's website at https://investors.montrose-env.com. A replay of the audio webcast will be available after the event, and may also be accessed via the Investors section of the Company's website.

About Montrose

Montrose is a leading environmental solutions company focused on supporting commercial and government organizations as they deal with the challenges of today and prepare for what's coming tomorrow. With ~3,400 employees across 120 locations worldwide, Montrose combines deep local knowledge with an integrated approach to design, engineering, and operations, enabling Montrose to respond effectively and efficiently to the unique requirements of each project. From comprehensive air measurement and laboratory services to regulatory compliance, environmental emergency response, permitting, engineering, and remediation, Montrose delivers innovative and practical solutions that keep its clients on top of their immediate needs – and well ahead of the strategic curve. For more information, visit www.montrose-env.com.

Contact Information:

Investor Relations:

Adrianne Griffin
Senior Vice President, Investor Relations and Treasury
(949) 988-3383
ir@montrose-env.com

Media Relations:

Tammy Hovey
Director, Corporate Communications
(917) 520-2751
pr@montrose-env.com

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SOURCE Montrose Environmental Group, Inc.