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Onterris
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Global environmental consulting and remediation services
Onterris
Work Here?
Global environmental consulting and remediation services
Overview
Onterris provides environmental solutions to public and private sector clients across multiple industries, offering services in contaminated land remediation, permitting and regulatory advisory, testing and analysis, and water consulting and treatment. It uses a systems-thinking approach that blends science, data, and field execution to deliver on-site remediation, lab testing, air emissions testing, water treatment, and regulatory advisory to meet compliance and risk goals. By uniting multiple specialty firms under one global brand and operating 100+ offices with about 3,500 professionals, Onterris delivers end-to-end environmental services at scale, including PFAS treatment and emergency response. Its goal is to help clients manage environmental and operational risk while meeting regulatory requirements and pursuing steady revenue growth and geographic expansion.
About Onterris
Industries
Consulting
Industrial & Manufacturing
Government & Public Sector
Energy
Company Size
1,001-5,000
Company Stage
IPO
Headquarters
North Little Rock, Arkansas
Founded
2013
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Simplify's Take
What believers are saying
- August 5, 2026 EBITDA guidance remained $117-$120 million, implying 15.5% margins.
- Q2 2026 adjusted EPS beat estimates at $0.51 despite revenue missing by 6.3%.
- First-quarter management cited margin resilience and cost optimization after the April 2026 Onterris rebrand.
What critics are saying
- August 5, 2026 revenue guidance fell to $740-$790 million after a 20.4% Q2 decline.
- Emergency-response weakness and temporary air-testing waivers hit revenue; another soft disaster season hurts 2027.
- The board launched a strategic review and rights plan August 5, signaling takeover pressure and instability.
What makes Onterris unique
- Onterris unifies ECT2, CTEH, Enthalpy, and Epic under one global environmental platform.
- Its integrated science, testing, remediation, and emergency-response stack serves 6,100 clients across 100 offices.
- PFAS treatment and regulatory-advisory depth create switching costs across compliance-heavy industries.
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Funding
Total Funding
$400M
Above
Industry Average
Funded Over
1 Rounds
Benefits
Health Insurance
Dental Insurance
Vision Insurance
401(k) Company Match
Paid Vacation
Paid Holidays
Parental Leave
Student Loan Assistance
Professional Development Budget
Stock Price
Growth & Insights and Company News
6 month growth
↑ 0%1 year growth
↑ 0%2 year growth
↑ 0%Onterris (NYSE:ONT), an environmental services provider, missed Q2 CY2026 revenue estimates, with sales falling 20.4% year-on-year to $186.7 million. This was 6.3% below analyst expectations of $199.3 million. Following the results, the stock dropped 17.5%. The company's full-year revenue guidance of $765 million came in 10.9% below analyst estimates. However, Onterris beat earnings expectations with adjusted earnings per share of $0.51, 33.2% above the consensus estimate of $0.38. Operating margin declined to 3.5% from 6.7% in the same quarter last year, whilst free cash flow margin fell to 0.3% from 8.5%. Analysts expect revenue to grow 14.6% over the next 12 months.
Montrose Environmental Group, now operating as Onterris, reported first-quarter revenue of $168.5 million, down from $177.8 million in the prior year, as severe winter weather and reduced environmental emergency response activity impacted results. CEO Vijay Manthripragada attributed the decline to timing rather than weakening demand. Despite the revenue drop, profitability remained resilient with adjusted EBITDA at $17.8 million and margins nearly flat at 10.6%. The Consulting and Treatment segment saw improved margins, whilst Measurement and Analysis faced weather-related pressures. Management reaffirmed full-year 2026 guidance of $840 million to $900 million in revenue and $125 million to $130 million in adjusted EBITDA, expecting revenue to shift towards the second half. The company recently rebranded to Onterris following an 18-month integration effort.
Montrose Environmental Group rebranded as Onterris and changed its NYSE ticker to ONT after reporting $830.5 million in revenue and acquisitions-led growth.
Montrose, a provider of air quality monitoring and environmental consulting services, reported Q4 revenues of $193.3 million, up 2.2% year-on-year and exceeding analysts' expectations by 2.5%. The company beat estimates for earnings per share and adjusted operating income. For full-year 2025, Montrose delivered 13% organic revenue growth, expanded EBITDA margins and achieved 75% free cash flow conversion. Year-end leverage came in approximately 0.5 times lower than forecast. CEO Vijay Manthripragada said the company outperformed every major objective despite regulatory volatility. Across the waste management sector, the eight stocks tracked reported mixed Q4 results, with revenues in line with consensus estimates. Share prices have declined 7.6% on average since earnings. Montrose stock is down 4.1% since reporting, currently trading at $22.42.
Montrose Environmental Group reported a fourth-quarter loss of $8.2 million, or 23 cents per share. However, adjusted earnings of 35 cents per share surpassed Wall Street expectations of 24 cents per share. The North Little Rock, Arkansas-based company posted revenue of $193.3 million for the quarter, exceeding analyst forecasts of $185.8 million. For the full year, Montrose reported a loss of $843,000, or 14 cents per share, on revenue of $830.5 million. The company expects full-year revenue between $840 million and $900 million. The earnings report was generated using data from Zacks Investment Research.
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About Onterris
Industries
Consulting
Industrial & Manufacturing
Government & Public Sector
Energy
Company Size
1,001-5,000
Company Stage
IPO
Headquarters
North Little Rock, Arkansas
Founded
2013
There are no jobs for Onterris right now.
Find jobs on Simplify and start your career today