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Montrose Environmental Group has rebranded as Onterris.

Montrose Environmental Group has rebranded as Onterris.

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AEO Score: 5/10

Monitoring for AI engine activity

In the Engagemii AEO index

parsenviro.com

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What this score means

Your AEO score measures whether AI search engines (ChatGPT, Claude, Perplexity, Gemini) can actually read your site and cite it in answers. Two-thirds of websites are invisible to them. Montrose Environmental Group has rebranded as Onterris. just got measured.

5/10 means Montrose Environmental Group has rebranded as Onterris. is borderline visible. AI bots can crawl your site but your structured-data signals are thin. You are at risk of being skipped when buyers ask AI for a recommendation.

About Montrose Environmental Group has rebranded as Onterris.

At Onterris, we approach every challenge with urgency, a commitment to delivering value and a relentless focus on excellence. Together, we will continue the standard established by Montrose and expand what’s possible for the future of environmental solutions, for planet and progess.

Details

Industry: environmental services

Employees: 11-50

Founded: 1984

parsenviro.com

AI Visibility Breakdown

4

Structured Data

5

Content Structure

5

Entity Clarity

4

E-E-A-T Signals

6

Technical AEO

5

AI Discoverability

Frequently Asked Questions

What is Montrose Environmental Group?

Montrose Environmental Group is a leading environmental services company providing air quality services, emissions testing, environmental consulting and analytical services. The company now operates as Onterris.

Is Montrose Environmental Group now Onterris?

Yes. Montrose Environmental Group has rebranded as Onterris. While the name has changed, the team, expertise and services remain the same.

What happened to Montrose Environmental Group?

Montrose Environmental Group has transitioned to Onterris as part of a company-wide rebrand. This change reflects the evolution of the organization into a unified global environmental solutions company.

What services did Montrose Environmental Group provide?

Montrose Environmental Group provided environmental services including air quality monitoring, emissions testing, environmental consulting, analytical services and regulatory compliance support. These services are now delivered under the Onterris name.

What does Onterris do?

Onterris is a global environmental solutions company providing services across air quality, emissions testing, environmental consulting, remediation and analytical services. The company continues the work previously delivered by Montrose Environmental Group and its affiliated brands.

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Your full 6-category score breakdown

Exact fixes: robots.txt, schema, llms.txt

AI bot crawls from ChatGPT, Claude, Perplexity, Gemini

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How to Get Your Brand Cited by ChatGPT, Gemini, and Claude: The Complete AEO Guide

The search landscape has fundamentally shifted. While Google still dominates, millions of users now ask questions to ChatGPT, Gemini, and Claude instead of typing into a search bar.

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Source & Attribution

Scored by Engagemii on May 26, 2026. Methodology: engagemii.com/aeo/methodology

Source URL: https://engagemii.com/aeo/brands/parsenviro

Cite this score: Engagemii (2026). "AEO Score for Montrose Environmental Group has rebranded as Onterris.." Retrieved from https://engagemii.com/aeo/brands/parsenviro

Licensed under CC BY 4.0. You may reuse this data with attribution: a visible link to engagemii.com.

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