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Join the ESC Spectrum Team!

Career Opportunities
Industry-leading CEMS
Data Acquisition Systems
Join the +3100 facilities across the U.S. who trust ESC Spectrum for
air emissions monitoring and reporting
Learn more
We Are a Turnkey CEMS Provider
If it's related to Continuous Emissions Monitoring Systems, we can help.
Contact Us
We're Your Data Acquisition System Partner
Our experienced team of experts support all our your facility's DAS needs,
including Reporting, Engineering, Regulatory and IT services.
See DAS Services
Robust and Reliable Data Controllers
We make hard-working devices that accurately and securely acquire, store and protect
your CEMS data from communications failures within your DAS system.
Learn More
Total CEMS Solutions From a Single Source
We're a one-stop shop for shelters, testing, parts, repair, maintenance, and more –
everything you need to keep your CEMS system healthy and in compliance.
Contact Us For a Quote
Five Star Customer Support
Our products are supported by in-house, US-based, cross-trained 24/7/365 expert customer support.
Learn About Support
Process Control Systems & Services
Experience providing systems that meet the unique requirements of refinery and petrochemical industries.
Learn More
Industry-leading CEMS
Data Acquisition Systems
Join the +3100 facilities across the U.S. who trust ESC Spectrum for
air emissions monitoring and reporting
Learn more
We Are a Turnkey CEMS Provider
If it's related to Continuous Emissions Monitoring Systems, we can help.
Contact Us
We're Your Data Acquisition System Partner
Our experienced team of experts support all our your facility's DAS needs,
including Reporting, Engineering, Regulatory and IT services.
See DAS Services
Robust and Reliable Data Controllers
We make hard-working devices that accurately and securely acquire, store and protect
your CEMS data from communications failures within your DAS system.
Learn More
Total CEMS Solutions From a Single Source
We're a one-stop shop for shelters, testing, parts, repair, maintenance, and more –
everything you need to keep your CEMS system healthy and in compliance.
Contact Us For a Quote
Five Star Customer Support
Our products are supported by in-house, US-based, cross-trained 24/7/365 expert customer support.
Learn About Support
Process Control Systems & Services
Experience providing systems that meet the unique requirements of refinery and petrochemical industries.
Learn More
Industry-leading CEMS
Data Acquisition Systems
Join the +3100 facilities across the U.S. who trust ESC Spectrum for
air emissions monitoring and reporting
Learn more
We Are a Turnkey CEMS Provider
If it's related to Continuous Emissions Monitoring Systems, we can help.
Contact Us
We're Your Data Acquisition System Partner
Our experienced team of experts support all our your facility's DAS needs,
including Reporting, Engineering, Regulatory and IT services.
See DAS Services
Robust and Reliable Data Controllers
We make hard-working devices that accurately and securely acquire, store and protect
your CEMS data from communications failures within your DAS system.
Learn More
Total CEMS Solutions From a Single Source
We're a one-stop shop for shelters, testing, parts, repair, maintenance, and more –
everything you need to keep your CEMS system healthy and in compliance.
Contact Us For a Quote
Five Star Customer Support
Our products are supported by in-house, US-based, cross-trained 24/7/365 expert customer support.
Learn About Support
Process Control Systems & Services
Experience providing systems that meet the unique requirements of refinery and petrochemical industries.
Learn More

From The Source Blog

Minimizing CEMS Downtime: Maintenance & Upgrade Strategies

March 4, 2025

CEMS downtime can lead to compliance risks and operational inefficiencies. This guide covers essential strategies for maintaining hardware, upgrading systems, and managing spare parts to minimize disruptions. Field Service Technician V and SME John Cutaia shares how to keep your Continuous Emissions Monitoring System (CEMS) operating efficiently with proactive maintenance and timely upgrades.

Read More »

Maximizing ROI: Upgrading Your Data Acquisition System

February 17, 2025

Upgrading your Data Acquisition System (DAS) isn’t just about staying current—it’s about improving efficiency, ensuring compliance, and reducing costs. Whether you’re facing outdated technology, new regulations, or inefficiencies, the right DAS can streamline operations and enhance data visibility. Learn the key signs that it’s time for an upgrade and how a modern system can maximize your ROI.

Read More »

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