Press release

Montrose Environmental Group Acquires Target Emission Services and Expands into International Markets

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Montrose Environmental Group, Inc. (“Montrose”), a high-growth
environmental services company, and Target Emission Services, Inc.
(“TARGET”), a market leader in fugitive emission detection in the U.S.
and Canada, today announced they have entered into a definitive
agreement under which Montrose will acquire TARGET. Terms of the
transaction were not disclosed.

“TARGET’s unparalleled expertise in the growing market of leak detection
and repair (LDAR) will accelerate our growth and facilitate our
expansion into international markets,” said Erick Mirabella, Senior Vice
President of Montrose Air Quality Services. “With TARGET, Montrose gains
a complementary capability that will enhance our existing LDAR business,
increase our geographic footprint, and expand our capabilities for our
clients in North America.”

TARGET’s innovative approach has enabled it to capitalize on industry
growth in the potentially $5.5 billion addressable market for LDAR
services. Along with their specialized expertise in optical gas imaging,
which is transforming the industry, TARGET brings extensive program
development experience, regulatory support, and measurement
capabilities. For more than 12 years, TARGET has partnered with many of
the world’s largest oil and gas producers to deliver accurate, safe, and
cost-effective detection and measurement of hydrocarbon fugitive

Terence Trefiak, Managing Director of TARGET, said, “We are excited to
join forces with Montrose, one of the leading environmental services
companies. This transaction will enable us to achieve our next stage of
development and expand our capabilities and platform for the benefit of
our employees and customers.”

About Target Emission Services, Inc.

TARGET provides an innovative approach to fugitive emission management
focused on the use of modern equipment and technology. The company’s
clients benefit from an unmatched level of experience and quality
throughout its portfolio of services. This quality translates to the
high level of confidence clients enjoy knowing their emission compliance
needs are being met accurately, efficiently, and safely. TARGET’s proven
process consistently transforms LDAR and FEMP programs from a perceived
financial burden into a valued facility investment. TARGET has U.S.
locations in Pittsburgh, PA, Houston, TX, as well as in Calgary, Canada.
For more information, please visit:

About Montrose Environmental Group, Inc.

Montrose Environmental Group, Inc. (“Montrose”) is an environmental
services provider offering planning and permitting services, measurement
and analytical services as well as environmental resiliency and
sustainability solutions to clients across a wide array of sectors.
Montrose’s qualified engineers, scientists, technicians, associates, and
policy experts are proud of their collective expertise and the
collaborative nature of our approach to helping clients. Montrose
strives to optimize environmental resiliency in a way that effectively
complements its clients’ decision-making and operations and efficiently
fulfills their project requirements. Headquartered in Orange County,
California, Montrose has over 50 offices across the country and over
1,200 employees nationwide. For more information, visit