Interested in a Compliance Management Solution? Watch our quick explainer video to see how we can help.

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Air emissions testing & monitoring

Our emissions testing professionals analyze, evaluate, and monitor process & point source emissions from thousands of operations in various industries around the world.

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Continuous Emissions Systems & Service

Mostardi Platt’s emissions monitoring expertise extends beyond just hardware and software to full service regulatory support in the emissions monitoring realm.

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Environmental Health & Safety (EH&S)

From EHS auditing and training to on-site/ongoing support services, Mostardi Platt has the expertise and experience to provide the turn-key services needed to provide business solutions to your organization.

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Environmental Assessment & Remediation

Mostardi Platt is well equipped to handle all of your company’s environmental assessment needs from initial due diligence evaluations all the way through to site characterization and closure.

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Permitting & Consulting

Our experienced professionals provide expertise in the identification of applicable regulations, preparation and submittal of permit applications, conceptual air quality control system design, dispersion modeling studies, noise impact analysis, and regulatory agency liaison and negotiation.

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Compliance Management Process

Mostardi Platt’s CMP® is a secure, cloud-based EHS Compliance Management tool designed to generate and monitor a comprehensive task schedule to meet the unique needs of each individual client.

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Utility Scale Battery Storage (1)
Utility Scale Battery Storage (1)
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Welcome to Mostardi Platt

A Full Service Environmental Consulting Firm

Welcome to Mostardi Platt, your premier environmental consulting firm based in Elmhurst, IL. Since 1976, following the enactment of the Clean Air Act, we have been dedicated to supporting both public and private sectors with comprehensive air emissions testing and environmental compliance solutions. Our commitment to excellence ensures that a diverse array of businesses and industries meet and exceed regulatory standards.

At Mostardi Platt, we take pride in our longstanding expertise and the trust placed in us by our valued clients. Our mission is to continue delivering exceptional service and fostering strong partnerships for a sustainable future. Discover how our tailored services can help your organization thrive in today’s ever-evolving environmental landscape.

Over the years, Mostardi Platt has served diverse industries including aerospace, building material, cement, energy, hospitals, oil and gas, insurance, manufacturing, and universities. To see a list of all industries for which Mostardi Platt has provided service, check out the Industries Served Page.

Mostardi Platt has performed their services not only across the United States, but also internationally, most recently adding Chile to their list of areas served.

Alongside their headquarters office, Mostardi Platt maintains satellite offices located in Denver, CO; Henderson, NV; Mendota Heights, MN; and Crown Point, IN.

History at a Glance

Take a Tour of Mostardi Platt