
Continuous Emissions Monitoring System (CEMS)
Real-time compliance, operational efficiency, sustainable outcomesIntegrated Emissions Management (IEM)
Our Integrated Emissions Management (IEM) system provides a reliable, end-to-end solution for continuous emissions monitoring. Designed to support compliance with IMO and EU regulations, IEM delivers accurate, real-time data while enhancing operational efficiency and supporting long-term sustainability goals.
Powered by our trusted K-Chief automation platform, IEM gives you complete control over emissions data integrity — from sensor to cloud — enabling smarter, data-driven decisions.
-
Navigating maritime emissions regulations: The maritime industry faces increasing pressure to reduce greenhouse gas (GHG) emissions and other pollutants. Effective emissions management is essential to meet
these stringent standards, minimise environmental impact, and maintain competitiveness in a rapidly evolving regulatory landscape.The challenge -
Transforming compliance into competitive advantage: IEM is more than a compliance tool — it’s your partner in operational efficiency and environmental responsibility. By continuously monitoring key pollutants — CO₂, CH₄, SO₂, NO, NO₂, CO — from onboard combustion processes, IEM delivers actionable insights that drive informed decision-making and operational improvements.
The solution
Key capabilities
- Seamless integration with ship systems and K-Chief automation
- Accurate, real-time emissions data
- Reliable reporting to meet evolving regulatory requirements
- Supports data-driven efficiency improvements
How it works - From sensors to insight
IEM continuously captures emissions data from shipboard sources, analyses it in real time, and delivers verified reports for compliance and operational use.
Built-in quality controls ensure data integrity from the point of measurement to cloud-based reporting systems.
Benefits beyond compliance
-
Regulatory compliance
Stay aligned with IMO MEPC.346(78), EU MRV, and other international standards with verifiable data.
Regulatory compliance Stay aligned with IMO MEPC.346(78), EU MRV, and other international standards with verifiable data.
-
Enhanced ESG profile
Demonstrate transparency and environmental responsibility to regulators, investors, and stakeholders.
Enhanced ESG profile Demonstrate transparency and environmental responsibility to regulators, investors, and stakeholders.
-
Operational efficiency
Identify and address fuel inefficiencies, enabling tangible reductions in consumption and costs.
Operational efficiency Identify and address fuel inefficiencies, enabling tangible reductions in consumption and costs.
-
Reliable data integrity
Ensure consistent, high- quality data from sensor to cloud, supporting accurate reporting and informed decisions.
Reliable data integrity Ensure consistent, high- quality data from sensor to cloud, supporting accurate reporting and informed decisions.
Who benefits from IEM?
IEM supports maritime professionals at every level:
- Shipowners & Operators: Simplify compliance and reduce operational risks.
- Fleet Managers: Gain insights for efficiency and sustainability improvements.
- Compliance teams: Meet emissions regulations with confidence.
- Regulators & stakeholders: Enable data-driven environmental accountability.
Eirik Ågren, Sales Director Digital Solutions - Kongsberg MaritimeCEMS doesn’t just measure emissions — it protects your reputation, optimises operations, and future-proofs your compliance strategy.

K-Chief - Centralising control and environmental responsibility
At the core of IEM is K-Chief, Kongsberg’s integrated automation system. K-Chief centralises vessel operations, including emissions management, ensuring accurate data, seamless integration, and streamlined reporting — all from a single platform.
Why maritime leaders choose IEM
-
Precision monitoring
Advanced sensors & IR spectroscopy ensure reliable data.
Precision monitoring Advanced sensors & IR spectroscopy ensure reliable data.
-
Seamless integration
Connects with K-Chief & existing ship systems.
Seamless integration Connects with K-Chief & existing ship systems.
-
Effortless compliance
Supports compliance with international regulations.
Effortless compliance Supports compliance with international regulations.
-
Flexible Design
Suitable for both retrofits and newbuild vessels.
Flexible Design Suitable for both retrofits and newbuild vessels.
Driving operational excellence and environmental stewardship
- ✓Ensure regulatory compliance and avoid costly penalties.
✓Optimize fuel efficiency with accurate, actionable data.
✓Support long-term sustainability objectives.
✓Strengthen transparency and ESG reporting.
Frequently Asked Questions (FAQs)
CO₂, CH₄, SO₂, NO, NO₂, and CO from onboard combustion sources.
IEM connects seamlessly with K-Chief for comprehensive emissions analysis and reporting.
Yes, its modular design supports both retrofits and newbuilds.
Through advanced sensor technology and IR spectroscopy, delivering reliable, real-time data.
It provides verified emissions data aligned with IMO and EU standards.
The Multiplexer manages sequential sampling of exhaust gases for continuous, precise monitoring.
By enabling data-driven decisions that help reduce fuel consumption and emissions over time.
Book a personalised demo to see how IEM fits your operations.