Founded 2012
Montrose Environmental Group, Inc. (Enthalpy Analytical)
North Little Rock, Arkansas, United States
Montrose Environmental Group is a publicly traded environmental-services holding company whose Enthalpy Analytical subsidiary runs a laboratory network specializing in air-emissions, PFAS and water testing for industrial and regulatory clients, alongside the parent's separate consulting, measurement and remediation-technology businesses.
- Headquarters
- North Little Rock, Arkansas, United States
- Founded
- 2012
- Website
- montrose-env.com
Notable facts
- Founded in 2012; went public on the NYSE (ticker MEG) in July 2020, and relocated its headquarters from Irvine, California to North Little Rock, Arkansas in 2021.
- Operates over 90 offices globally with roughly 3,500 employees and reported 2023 revenue of $624.2 million.
- Grew its testing-lab footprint through acquisitions such as Origins Laboratory (2024) and Air, Water and Soil Laboratories, Inc. (AWS), expanding Enthalpy Analytical's environmental testing operations in the Rocky Mountain and Mid-Atlantic regions.
Testing categories
Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2 · source 3. Data as of 2026-07-14. See methodology.
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