Divestiture • Environmental

Montrose Acquires Amtest Air Quality

On January 31, 2015, Montrose acquired environmental company Amtest Air Quality from Horizon Engineering

Acquisition Context
  • This is Montrose’s 10th transaction in the Environmental sector.
  • This is Montrose’s 11th transaction in the United States.
  • This is Montrose’s 1st transaction in Washington.

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M&A Deal Summary

Date January 31, 2015
Target Amtest Air Quality
Sector Environmental
Buyer(s) Montrose
Sellers(s) Horizon Engineering
Deal Type Divestiture

Target Company

Amtest Air Quality

Auburn, Washington, United States
Amtest Air Quality LLC was a provider of comprehensive air pollution testing services for industrial clients. Amtest Air Quality was based in Auburn, Washington.
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Buyer Overview 1

Buyer

Montrose

North Little Rock, California, United States

Category Company
Founded 2012
Sector Environmental
Employees3,400
Revenue 696M USD (2024)
DESCRIPTION

Montrose is an environmental services provider offering 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 its project requirements. Montrose was formed in 2012 and is based in North Little Rock, Arkansas.


Deal Context for Buyer #
Overall 11 of 44
Sector: Environmental 10 of 35
Type: Divestiture 1 of 3
State: Washington 1 of 1
Country: United States 11 of 37
Year: 2015 4 of 9
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2015-01-31 Horizon Engineering

Portland, Oregon, United States

Horizon Engineering LLC was a source testing company focused on serving the environmental and energy needs of industrial clients. Horizon Engineering was founded in 1977 and was based in Portland, Oregon.

Buy -
FOLLOWING DEAL
DATE TARGET DEAL TYPE VALUE
2015-04-01 Enviroplan Consulting

Wayne, New Jersey, United States

Enviroplan Consulting was a meteorological and air pollution consulting company. Enviroplan was formed in 1972 and was based in Wayne, New Jersey.

Buy -

Seller Profile 1

SELLER

Horizon Engineering

Portland, Oregon, United States

Category Company
Founded 1977
Sector Environmental
DESCRIPTION

Horizon Engineering LLC was a source testing company focused on serving the environmental and energy needs of industrial clients. Horizon Engineering was founded in 1977 and was based in Portland, Oregon.


Deal Context for Seller #
Overall 1 of 1
Sector: Environmental 1 of 1
Type: Divestiture 1 of 1
State: Washington 1 of 1
Country: United States 1 of 1
Year: 2015 1 of 1
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2010-01-01 Amtest Air Quality

Auburn, Washington, United States

Amtest Air Quality LLC was a provider of comprehensive air pollution testing services for industrial clients. Amtest Air Quality was based in Auburn, Washington.

Buy -